--- title: Microsoft Defender for Office 365 Reviews meta_title: 'Microsoft Defender for Office 365 Reviews 2026: Details, Pricing, & Features | G2' meta_description: Filter 299 reviews by the users' company size, role or industry to find out how Microsoft Defender for Office 365 works for a business like yours. aggregate_rating: rating_value: 4.5 review_count: 299 scale: '5' date_modified: '2026-08-07' parent_category: name: Email Security url: https://www.g2.com/categories/email-security --- # Microsoft Defender for Office 365 Reviews **Vendor:** Microsoft **Category:** [Email Anti-spam Software](https://www.g2.com/categories/email-anti-spam) **Average Rating:** 4.5/5.0 **Total Reviews:** 299 ## About Microsoft Defender for Office 365 Microsoft Defender for Office 365 is a comprehensive security solution designed to protect organizations from advanced threats targeting email and collaboration tools within the Microsoft 365 environment. It offers robust protection against phishing, malware, and business email compromise, ensuring secure communication and collaboration across platforms like Exchange Online, Microsoft Teams, SharePoint, and OneDrive. Key Features and Functionality: - Safe Attachments: Scans email attachments in a secure environment to detect and block malicious content before it reaches users. - Safe Links: Provides real-time protection by analyzing URLs at the time of click, safeguarding users from malicious links. - Anti-Phishing Policies: Utilizes advanced algorithms and machine learning to identify and mitigate phishing attempts, including those involving domain impersonation. - Protection for Collaboration Tools: Extends security measures to Microsoft Teams, SharePoint, and OneDrive, ensuring safe file sharing and collaboration. - Automated Investigation and Response (AIR): Automates threat investigation processes, enabling swift identification and remediation of security incidents. - Attack Simulation Training: Offers tools to simulate phishing attacks, helping organizations educate employees and strengthen their security posture. Primary Value and Problem Solved: Microsoft Defender for Office 365 addresses the critical need for advanced threat protection in today's digital workplace. By integrating seamlessly with Microsoft 365 applications, it provides a unified defense against sophisticated cyber threats, reducing the risk of data breaches and ensuring business continuity. Its comprehensive approach not only safeguards email communications but also secures collaborative platforms, enabling organizations to operate confidently in a secure environment. ## Microsoft Defender for Office 365 Pros & Cons **What users like:** - Users appreciate the **ease of use** of Microsoft Defender for Office 365, benefiting from its seamless integration within the Microsoft ecosystem. (9 reviews) - Users value **proactive threat protection** in Microsoft Defender for Office 365, blocking threats seamlessly and enhancing their security experience. (9 reviews) - Users value the **proactive threat protection** of Microsoft Defender for Office 365, ensuring robust security and seamless workflow. (8 reviews) - Users appreciate the **seamless Office 365 integration** of Microsoft Defender for Office 365, enhancing security without disrupting their workflow. (8 reviews) - Users value the **seamless integration** of Microsoft Defender for Office 365 with Microsoft 365, enhancing security efficiency and effectiveness. (7 reviews) - Easy Integrations (6 reviews) - Monitoring (6 reviews) - Users value the **cloud-based phishing protection** of Microsoft Defender for Office 365, ensuring enhanced security against scams. (6 reviews) - Detection Efficiency (5 reviews) - Effective (5 reviews) **What users dislike:** - Users experience frustration due to the **complexity** of configuration and policy management, hindering efficient use. (8 reviews) - Users find the **false positives** from Microsoft Defender for Office 365 disrupt workflows and complicate alert management. (6 reviews) - Users face **configuration difficulties** with Microsoft Defender for Office 365, finding it overwhelming for newcomers and administrators. (4 reviews) - Users face challenges with **limited reporting** due to its complexity and lack of intuitive insights during investigations. (4 reviews) - Users criticize the **poor detection** abilities of Microsoft Defender for Office 365, leading to noise in alerting and disrupted workflows. (3 reviews) - Slow Performance (3 reviews) - Users find the **steep learning curve** of Microsoft Defender for Office 365 daunting, hindering effective implementation and use. (3 reviews) - Complex Setup (2 reviews) - Difficult Setup (2 reviews) - Users find Microsoft Defender for Office 365 to be **expensive** with some challenging setup and navigation issues. (2 reviews) ## Microsoft Defender for Office 365 Reviews ### 1. Microsoft Defender security **Rating:** 4.5/5.0 stars **Reviewed by:** Kush Kumar K. | System Engineer, Enterprise (> 1000 emp.) **Reviewed Date:** November 10, 2023 **What do you like best about Microsoft Defender for Office 365?** Microsoft Defender provide best security of windows PC as well as identity protection and all office applications like MS Word, Power Point, Excell. Microsoft office 365 defender provide security of all messagessing system like MS Exchange, Teams. Microsoft Defender provide security of all cloud computing of Microsoft products as well as third party product also. Begin a M365 administrator Microsoft Defender security is best and provide high security of all office products. **What do you dislike about Microsoft Defender for Office 365?** There is some limitations of Microsoft Defender to provide security of advance threat protection as well windows malware and virus. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Microsoft Defender provide security of anti spoofing malware antivirus as well phishing alert ### 2. Safeguarding Office 365 with Microsoft Defender **Rating:** 4.0/5.0 stars **Reviewed by:** Subrat Kumar S. | Data Specialist, Mid-Market (51-1000 emp.) **Reviewed Date:** November 21, 2023 **What do you like best about Microsoft Defender for Office 365?** Microsoft Defender for Office 365 has truly transformed my email security, offering a reliable shield against phishing attempts and malware in my inbox. The assurance of a secure communication space has not only boosted my confidence but also streamlined my online experience. It's a must-have for anyone seeking peace of mind in the digital realm. **What do you dislike about Microsoft Defender for Office 365?** Sometimes, I find the settings in Microsoft Defender for Office 365 a bit tricky, making it a tad challenging for users who prefer a straightforward setup. However, it's essential to note that this is a minor concern and doesn't significantly impact the overall effectiveness of the software. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Microsoft Defender for Office 365 effectively tackles the issue of email spam, ensuring my inbox stays clear of unwanted and potentially harmful messages. It improves overall email security, providing a more streamlined and secure communication experience. ### 3. Guardian Of O365 **Rating:** 5.0/5.0 stars **Reviewed by:** Ankit A. | Mid-Market (51-1000 emp.) **Reviewed Date:** January 03, 2024 **What do you like best about Microsoft Defender for Office 365?** So microsoft Defender is best amongst most of the defenders or antivirus present. It seamlessly integrates with the broader microsoft products, It provides an easy to use mechanism for users. Implementation part in this Scenario is just like bread and butter stuff. **What do you dislike about Microsoft Defender for Office 365?** Personally i don't feel like disliking this product as this product stands out of the box. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** So, if we talk about cloud email security and Email Anti-spam. It identifies the actual email, if the email is being sent from unknown source or location. It filters the email and let us know whether it's a spam or a genuine mail. Every functionalities including inbound emails and outbound emails are the coverage area. ### 4. Built real time protection against various types of virus . **Rating:** 4.0/5.0 stars **Reviewed by:** Anshul M. | Business Analyst - 1, Enterprise (> 1000 emp.) **Reviewed Date:** February 09, 2024 **What do you like best about Microsoft Defender for Office 365?** Microsoft defender helps me to secure my personal emails with a great real time protection against malware and such anonymous attacks. Microsoft defender features includes comprehensive security, malware protection and ease to update **What do you dislike about Microsoft Defender for Office 365?** One drawback is there are so many settings so you have to first learn about some of the potential features . **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Microsoft defender for office 365 ease the digital security concept. Reducing threat cases , phishing gives more protection to my personal and professional emails . And also my mails are encrypted safely so there is no way for data leakage. ### 5. Great if you want an all-inclusive security from Microsoft. **Rating:** 4.0/5.0 stars **Reviewed by:** Carmen Kay K. | Communications Coordinator, Education Management, Small-Business (50 or fewer emp.) **Reviewed Date:** March 12, 2024 **What do you like best about Microsoft Defender for Office 365?** It's great that the defense service comes included with Microsoft 365 so that you do not have to research for others to download - makes it easy to use and add on to your current system. **What do you dislike about Microsoft Defender for Office 365?** The software is expensive and sometimes difficult to navigate - setup isn't easy, and can be difficult to understand the interface. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It spans across multiple operating systems, which is great. It protects again phishing and other malware. Great analytics and investigative capabilities. ### 6. Incredible mail protection tool. **Rating:** 5.0/5.0 stars **Reviewed by:** Daljit S. | Senior Software Engineer, Enterprise (> 1000 emp.) **Reviewed Date:** March 07, 2024 **What do you like best about Microsoft Defender for Office 365?** It saves from the data loss and detect & block phishing mails very efficiently. Integration is easy and secure. Customer support is mind blowinng. Any one can use without any training. Using this from last 2 years my experinece is fantastic. **What do you dislike about Microsoft Defender for Office 365?** No as such cons for us. It is Microsoft product & it is fulfilling our needs. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It adds more security layer on our mail system. It detects and block malware mails that saves our data from hack or loss. ### 7. Microsoft Defender is better than you expect **Rating:** 4.0/5.0 stars **Reviewed by:** Tushar P. | Risk Management Analyst, Mid-Market (51-1000 emp.) **Reviewed Date:** January 05, 2024 **What do you like best about Microsoft Defender for Office 365?** Microsoft Defender has improved a lot in terms of security. It is integrated in Windows without extra cost and doesn't shower you with ads like other anti virus solutions these days. It is also easy to use for a user. **What do you dislike about Microsoft Defender for Office 365?** While its good for personal computers, it's very limited in functionality for large scale use. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Since it integrates well with Office 365, it becomes very intuitive and unobtrusive while running in the background. ### 8. It is a powerful tool for enhancing email security and protecting against a wide range of threats. **Rating:** 4.0/5.0 stars **Reviewed by:** Pranay D. | Senior Security Analyst, Mid-Market (51-1000 emp.) **Reviewed Date:** February 21, 2024 **What do you like best about Microsoft Defender for Office 365?** I like Microsoft Defender for Office 365 for several reasons. It offers robust email security features, such as advanced threat protection, email filtering, URL detonation, and email encryption, which help protect against various threats like phishing and malware. Reporting and Monitoring and Email Filtering is the best i liked about Microsoft Defender. **What do you dislike about Microsoft Defender for Office 365?** Advanced Threat Protection needs a bit improvement and should be more attentive towards zero day exploits. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Protection Against Phishing and Malware, Email Filtering, Integrated Security are the features that have benifited me with my work. ### 9. The best security and advanced security solution is Defender for Office 365. **Rating:** 4.0/5.0 stars **Reviewed by:** Verified User in Information Technology and Services | Mid-Market (51-1000 emp.) **Reviewed Date:** March 16, 2023 **What do you like best about Microsoft Defender for Office 365?** Defender for Office 365 does protect our Office 365 services from the zero-day attack, which I liked about it, and as an admin, most of the threads are automaticated based on our organization policy, which we set to aggressive mode. As such, major problems include phishing emails and files, which are now being scanned by the defender before they reach the user's mailboxes. Defender creates the clean experience of not having to worry about threads if you're on the Office 365 Defender plan. **What do you dislike about Microsoft Defender for Office 365?** We didn't have any issues with the Defender for Office 365 product or experience. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Defender protects our Office 365 eco system from different sets of threads, such as protecting us from spam and having last AI detection detect the threads and remediate them with a detailed report of the action it takes to prevent them from receiving similar threads. Its front-end warrior for the Office 365 ecosystem to prosper from the threads. ### 10. Main online antivirus **Rating:** 5.0/5.0 stars **Reviewed by:** Alicia S. | Small-Business (50 or fewer emp.) **Reviewed Date:** March 12, 2024 **What do you like best about Microsoft Defender for Office 365?** I like its ease of implementation and use for day-to-day, with multiple options for document and online email protection. **What do you dislike about Microsoft Defender for Office 365?** Lack of one-on-one online support in basic licenses **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Online navigation and email protection ### 11. Security and compliance **Rating:** 3.5/5.0 stars **Reviewed by:** Pranjal M. | Software Engineer, Enterprise (> 1000 emp.) **Reviewed Date:** March 01, 2024 **What do you like best about Microsoft Defender for Office 365?** guardian for my inbox, blocking phishing attempts, malicious attachments, and suspicious links. All this with Seamless integration. **What do you dislike about Microsoft Defender for Office 365?** The setup feels complex in the beginning, and false positive scenarios impact sometimes. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It is benefitting me by handling email security, phishing prevention, etc. ### 12. Reasonably basic - emails only pass or fail with no explanation **Rating:** 2.5/5.0 stars **Reviewed by:** Verified User in Market Research | Mid-Market (51-1000 emp.) **Reviewed Date:** October 07, 2023 **What do you like best about Microsoft Defender for Office 365?** Quarantines some obviously bad emails, and lets you know about them **What do you dislike about Microsoft Defender for Office 365?** Quarantines obviously good emails, and then has terrible UX around investigating that. For example, there are lots of paypal scams so it quarantines actual paypal messages too. So everything has false positives right? OK, but now I have to go and look at all the phishing emails anyway since I don't know which are actually phishing. So what do I see when I go to the portal to block/release? Nothing, I can just view the raw headers myself. It should clearly show the analysis of the headers such as SPF and DKIM since it's totally impossible to know whether a from address is spoofed without this info. We can't expect all users to be able to do this themselves! This was a feature 10-15 years ago in email clients like Thunderbird. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Really obviously spammy emails about casinos/prizes get filtered ### 13. Amazing Service Provider **Rating:** 5.0/5.0 stars **Reviewed by:** Nisha M. | Graphic Designer, Small-Business (50 or fewer emp.) **Reviewed Date:** April 23, 2024 **What do you like best about Microsoft Defender for Office 365?** One of the best thing I like about Microsoft Defender is Safe Attachments in email **What do you dislike about Microsoft Defender for Office 365?** There is nothing to dislike about Microsoft defender forr Office 365 **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** In initial i was to fed up because of spam Things but now I have full trust on this because of his Anti Spam feature. ### 14. One of the Best All-In-One Solutions for Businesses **Rating:** 5.0/5.0 stars **Reviewed by:** Saurabh S. | Mid-Market (51-1000 emp.) **Reviewed Date:** September 26, 2023 **What do you like best about Microsoft Defender for Office 365?** Its has fully User friendly's admin console, ease of use, implementation and frequency of uses. It's compatible with 99% of your all Devices and Services wheater it's your personal or professional. it's automatically investigate and respond to threats, helping to reduce the workload on your security team. I can say one of the best solution for email security. Most of Security threats comes via mail and this solution perfect for this issues. **What do you dislike about Microsoft Defender for Office 365?** As It offers a variety of features and capabilities also there are a few things that I dislike about it: 1. Limited integration with third-party security solutions 2. No Direct Customer Support like other's Security Solutions. 3.Many times it's showing false positive 4.It's little bit costly with great services **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Most of Companies and Personal entity have concerns about their system, data , privacy and Microsoft Defender for Office 365 helps organizations strengthen their email security posture, reduce security risks, enhance user productivity, and maintain compliance with data protection regulations. ### 15. Supreme Experience of Microsoft Defender for Office 365. Supreme, Safe and Secure. **Rating:** 5.0/5.0 stars **Reviewed by:** Faizan S. | Software Engineer, Small-Business (50 or fewer emp.) **Reviewed Date:** October 17, 2022 **What do you like best about Microsoft Defender for Office 365?** The best of Microsoft defender office 365 provides smoother and secure user experience. Also you can trust it blindly because of its security. You dont have to use another software's because MDO is #1. **What do you dislike about Microsoft Defender for Office 365?** For students and learners it should be free. MDO encountered an error. when i was going to reset my password. Should create easy way to beginners. Both on client side and user side should improve. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Dealing with spams emails and alerting users in a bettery way without wasting time, being more productive and growing our business increased our performance very well. ### 16. Microsoft Defender for Office 365 **Rating:** 5.0/5.0 stars **Reviewed by:** Kashyap Ram Y. | Mid-Market (51-1000 emp.) **Reviewed Date:** January 09, 2024 **What do you like best about Microsoft Defender for Office 365?** I liked Microsoft Defender for Office 365 because there is a Threat-Protection,Safe Links,Safe Attachments, Anti-phishing protection and Threat Intelligence. Also, I liked about the Integrated Security,Automated protection and User-Friendly. **What do you dislike about Microsoft Defender for Office 365?** There is a complexity of managing andconfiguring advanced security features, policies and settings. Also, the cost of licensing and subscription may vary based on the size of organization. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Microsoft Defender for Office 365 addresses critical security challenges related to email threats, phishing attacks, data protection, and compliance management, offering organizations a comprehensive and integrated solution to safeguard their Office 365 environments, users, and sensitive information effectively. ### 17. Defender to the rescue! **Rating:** 5.0/5.0 stars **Reviewed by:** Sonny B. | CyberSecurity Engineer, Small-Business (50 or fewer emp.) **Reviewed Date:** March 18, 2024 **What do you like best about Microsoft Defender for Office 365?** Microsoft is the largest entity out there and as such, they have the largest pool of devices to pull detections and information from. **What do you dislike about Microsoft Defender for Office 365?** You really need to be fully trained in Defender for O365 setup and management. This is not for beginers. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Defender for O365 covers our spam detection and scans all emails for viruses,maleware,ect. ### 18. Guardian Angel for Email Security: Microsoft Defender for Office 365 Shines! **Rating:** 5.0/5.0 stars **Reviewed by:** Verified User in Computer Software | Enterprise (> 1000 emp.) **Reviewed Date:** November 15, 2023 **What do you like best about Microsoft Defender for Office 365?** I have been using Microsoft Defender for Office 365 for several months now, and I am thoroughly impressed with its robust security features and seamless integration with the Microsoft 365 suite. This powerful tool has truly become the guardian angel of my email communication, providing a comprehensive shield against a myriad of cyber threats. One of the standout features of Microsoft Defender for Office 365 is its advanced threat protection capabilities. It goes above and beyond traditional email security solutions, actively safeguarding my inbox from phishing attacks, malware, and other malicious threats. The real-time protection ensures that my communication remains secure, allowing me to focus on my work without worrying about potential security breaches. The user-friendly interface is another aspect that sets Microsoft Defender for Office 365 apart. The intuitive dashboard makes it easy to navigate and configure security settings, even for users without extensive technical expertise. The seamless integration with Microsoft 365 applications enhances the overall user experience, creating a cohesive and efficient workflow. **What do you dislike about Microsoft Defender for Office 365?** In some instances, the software has lagged behind in recognizing and addressing new and emerging threats promptly. This delay can leave users vulnerable to the latest cyber risks during the gap between the identification of a threat and the deployment of a corresponding update **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** The reporting and analytics features provide valuable insights into the security landscape of my organization. The detailed reports help me understand the types of threats we face and take preemptive measures to strengthen our security posture. In conclusion, Microsoft Defender for Office 365 has proven to be an indispensable tool for safeguarding email communications. Its advanced threat protection, user-friendly interface, and adaptability make it a standout choice for organizations looking to fortify their defenses against cyber threats. With Microsoft Defender for Office 365, you can rest easy, knowing that your email communication is in the hands of a reliable and vigilant guardian. ### 19. Defending Against Cyber Threats **Rating:** 4.0/5.0 stars **Reviewed by:** Abrar Ahmad M. | TAC | Network Engineer | Palo Alto Networks, Mid-Market (51-1000 emp.) **Reviewed Date:** November 26, 2022 **What do you like best about Microsoft Defender for Office 365?** Best thing about Microsoft Defender for Office 365, it help in maintain data privacy and comply with regulatory requirements. Also, utilizes threat intelligence from Microsoft's vast network to enhance detection capabilities and stay updated on the latest threats. **What do you dislike about Microsoft Defender for Office 365?** End users have limited control or customization options for managing their individual security preference s, leading to potential frustration. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Zero Day Threat protections which helps us to detect threats and unknown malware by using advanced detection mechanisms. ### 20. Microsoft Defender Review **Rating:** 3.5/5.0 stars **Reviewed by:** Amit K. | Cloud Security Engineer, Information Technology and Services, Mid-Market (51-1000 emp.) **Reviewed Date:** October 29, 2023 **What do you like best about Microsoft Defender for Office 365?** It enhances the email security, Integration with Office 365 **What do you dislike about Microsoft Defender for Office 365?** False positive, Complex setup, Limited customization. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Microsoft Defender for Office 365, it's super important for our org. Fights email threats like phishing and malware – real common stuff. Boosts security, keeps our data safe, and stops system meltdowns. Plus, the auto features make our IT team's life easier. It plays nice with Office 365, making security a breeze. Gives us peace of mind in today's digital jungle. ### 21. Microsoft Defender user experience **Rating:** 5.0/5.0 stars **Reviewed by:** Rohit S. | Service Desk Specialist, Mid-Market (51-1000 emp.) **Reviewed Date:** October 17, 2023 **What do you like best about Microsoft Defender for Office 365?** It helps organisation to secure their enterprises with a set of prevention ,detection and provide hunting features to protect email and office 365 resources.It combines protection , detection and investigation and response to email , device and cloud apps threats. **What do you dislike about Microsoft Defender for Office 365?** Sometimes the alerts generated by security insights are a bit obtuse on the information they are trying to convey which means extra time spent to digging around and trying to figure out what the alert was.it provide limited customisation and integration with non Microsoft products. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** In today's time , phising attacks has been major problem for business and defender filters email and provide phising alerts which is good for business.It automatically detected the phising emails which is very good. ### 22. Absolut amazing experience **Rating:** 4.5/5.0 stars **Reviewed by:** Devang S. | Security Researcher, Small-Business (50 or fewer emp.) **Reviewed Date:** December 20, 2023 **What do you like best about Microsoft Defender for Office 365?** Microsoft Defender for Office 365 is a comprehensive solution designed to protect organizations against various email and collaboration threats. Some features that users often appreciate include:Advanced Threat Protection (ATP),Safe Attachments and Safe Links,Anti-phishing Capabilities. **What do you dislike about Microsoft Defender for Office 365?** Some potential concerns or areas where users might express dissatisfaction include:False Positives/Negatives,Complex Configuration and Limited Customization. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Microsoft Defender for Office 365 addresses a variety of security challenges related to email, going beyond traditional anti-spam solutions. Some key problems it aims to solve include:Phishing Protection,Malware and Ransomware Prevention and Safe Attachments and Safe Links ### 23. Shield Against Cyber Threats **Rating:** 4.0/5.0 stars **Reviewed by:** Praveen S. | Co-Founder/AR Developer, Small-Business (50 or fewer emp.) **Reviewed Date:** December 16, 2023 **What do you like best about Microsoft Defender for Office 365?** I appreciate Microsoft Defender for Office 365's solid protection against online threats. It keeps my emails and documents secure while seamlessly integrating with Microsoft 365, ensuring a safe online experience. **What do you dislike about Microsoft Defender for Office 365?** I find Microsoft Defender for Office 365 a bit resource-intensive, occasionally slowing down my system during scans. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Microsoft Defender for Office 365 solves the crucial issue of protecting my emails and documents from cyber threats. Its benefits are evident in the enhanced security it provides, ensuring my digital communication and files are safe from potential risks and attacks. ### 24. Best solution to secure email flow, security and compliance need to organization **Rating:** 5.0/5.0 stars **Reviewed by:** Verified User in Information Technology and Services | Enterprise (> 1000 emp.) **Reviewed Date:** December 20, 2023 **What do you like best about Microsoft Defender for Office 365?** Getting detailed email for any possible therat and activity with a solution. Best Threat intelligence, action and submissions. Ease of creating and implimenting Polices and rules easy tracing of issues. **What do you dislike about Microsoft Defender for Office 365?** Learning this tool for a beginner is not easy, even sometime for expert it become hard to find a sotution **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Helping in Threat tracking, investigations of email issues, email tracing, we are impilimenting Threat polices, Alert Policy by using Defender for Office 365. Getting details infirmation for alerts email security postures for orgraisation is good now. ### 25. Protective and safe **Rating:** 5.0/5.0 stars **Reviewed by:** Vishwa Vijay T. | Mid-Market (51-1000 emp.) **Reviewed Date:** December 21, 2023 **What do you like best about Microsoft Defender for Office 365?** The mostly i like about it Safe Attachments, which scans email attachments for malware and viruses before they reach my inbox. **What do you dislike about Microsoft Defender for Office 365?** Sometime it is be annoying to receive constant notifications from the software, which can interrupt the workflow or distract me from the work. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It helps me to check Safe Attachments, which scans email attachments for malware and viruses before they reach my inbox. Safe Links, which checks the URLs in your messages and documents for malicious content and blocks them if i needed. ### 26. Best Preinstalled software **Rating:** 5.0/5.0 stars **Reviewed by:** Ayush V. | Enterprise (> 1000 emp.) **Reviewed Date:** December 28, 2023 **What do you like best about Microsoft Defender for Office 365?** It is the best inbuild and compatable security one can have **What do you dislike about Microsoft Defender for Office 365?** Nothing to dislike here, it works smoth with all the integrations be that email or office **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Take care of any spam emails and keep the inbox junk free, preventing phishing activities. ### 27. So far it’s easy to use and fruitful for me. **Rating:** 5.0/5.0 stars **Reviewed by:** Tanuj S. | Team Lead - Marketing & Sales, Small-Business (50 or fewer emp.) **Reviewed Date:** January 03, 2024 **What do you like best about Microsoft Defender for Office 365?** Everything aa it's really easy to use and have good functions. **What do you dislike about Microsoft Defender for Office 365?** Sometimes it lags but not sure why as because of my laptop or the the office 365. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It helps me to avoid anti spamming of my emails. ### 28. Defender for Office Utilities and Security **Rating:** 4.0/5.0 stars **Reviewed by:** rahul m. | Manager, Information Technology and Services, Enterprise (> 1000 emp.) **Reviewed Date:** November 27, 2023 **What do you like best about Microsoft Defender for Office 365?** As there are multiple products available for security there is windows Defender takes care of all the resources from the malware also free and it comes with the pre-package and pre-build functionality with the best support in it. **What do you dislike about Microsoft Defender for Office 365?** The rules, and active monitoring are multiple competitive products available but in windows defender sometimes attackers are able to bypass the protection and signature-based malware detection. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** The basic protection from the outside world with built-in support of document malware protection ### 29. MS Defender: Email Security Made Easy **Rating:** 5.0/5.0 stars **Reviewed by:** Verified User in Information Technology and Services | Small-Business (50 or fewer emp.) **Reviewed Date:** March 26, 2024 **What do you like best about Microsoft Defender for Office 365?** Very easy login detection. Solid support. Very reliable software. Cheap licenses. **What do you dislike about Microsoft Defender for Office 365?** Sometimes the UI is laggy but it generally resolves itself. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Brute force attacks are now identified quickly. Email security management is easily managed. ### 30. Advance Threat Protection to email and collaborating tools like malicious software. **Rating:** 4.0/5.0 stars **Reviewed by:** Jainendra B. | Security Operations Center Analyst, Enterprise (> 1000 emp.) **Reviewed Date:** October 20, 2022 **What do you like best about Microsoft Defender for Office 365?** We can add malicious IOCs like Url , hashes , domain and file in the configuration , as they detect it raise an alert for the same.Detail information available in graphical manner. **What do you dislike about Microsoft Defender for Office 365?** Information syncing, sometime with external id we can not find incident over MDO console for investigation. Interface should be more userfriendly. Incidents do not always have recommendations. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Any kind of suspicious activity observers we could take action upon it, like quarantine the host suspicious or posibility of getting infected. Could block IOC in the specific environment on customer's demand. Configure Compliance policy for diffrent groups in the organization.Attack simulation is one best feature - can run simulated phishing and password attacks in MDO ### 31. Micr6defended is very secured service **Rating:** 5.0/5.0 stars **Reviewed by:** Srungarapa P. | Data Analyst, Mid-Market (51-1000 emp.) **Reviewed Date:** February 07, 2024 **What do you like best about Microsoft Defender for Office 365?** It is best tool to keep your office 365 safe with bugs and hacks. **What do you dislike about Microsoft Defender for Office 365?** Nothing as of now. Everything is fine for now **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It is securing by email Authorization and authentication service and managing spam mails very smartly and alerting if any spam is unsafe. ### 32. Microsoft defender functionality for office 365 **Rating:** 3.5/5.0 stars **Reviewed by:** Sarthak C. | Technical Support Engineer, Mid-Market (51-1000 emp.) **Reviewed Date:** November 15, 2023 **What do you like best about Microsoft Defender for Office 365?** It is having a lot of functionalities mainly related to email security which helps in filtering the geniune email only. The user interface is also very friendly for beginners, it also helps protect your organisation against advanced threats. Its an cybersecurity software inside of office 365 licencing, providing anti spam, and other security protection. **What do you dislike about Microsoft Defender for Office 365?** Pricing is a bit high for small size organisations, It will be good if can be decreased **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Protection from spam and spoof email, also protects from payload or viruses attached ### 33. The Best Way To Stay Safe In Internet **Rating:** 4.0/5.0 stars **Reviewed by:** ANIRUDH T. | Junior Cyber Security Researcher , Small-Business (50 or fewer emp.) **Reviewed Date:** November 17, 2023 **What do you like best about Microsoft Defender for Office 365?** One of the best feature in microsoft defender is safe link feature, it will scan all URL in a mail and detect any phishing links to protect us and its all automatic. **What do you dislike about Microsoft Defender for Office 365?** It's a bit complex to configure it. I didn't see any proper guides for it and it will be good if they provided any guides for proper configuration. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** As a cyber security researcher/Instructor I'm receiving a lot of mails daily and I'm aware of my security and Microsoft defender can ensure it ### 34. One of the best solution to secure envirnment for email security and to fulfill the compliance need **Rating:** 5.0/5.0 stars **Reviewed by:** Verified User in Information Technology and Services | Mid-Market (51-1000 emp.) **Reviewed Date:** December 22, 2023 **What do you like best about Microsoft Defender for Office 365?** Envirnment is getting improved day by day customers review are getting heird with defender for office 365 we are getting details analysis for any threat or malware one of the best machine learning is working behind microsoft. Ease of creating policies and rules. **What do you dislike about Microsoft Defender for Office 365?** The tool is not ease to understand for beginners, you need a decent amount of learning before going live with this **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It help our organization to correct the email security posture with help of defender we have better control towards email security and there are more options to make required changes to the policies which includes threat policies and alert policies ### 35. Okay Defender **Rating:** 2.5/5.0 stars **Reviewed by:** Obadiah C. | Sr. Payroll Analyst, Enterprise (> 1000 emp.) **Reviewed Date:** November 30, 2023 **What do you like best about Microsoft Defender for Office 365?** Keeps the spam away. Ease of integration with Outlook as it is automatically applied. **What do you dislike about Microsoft Defender for Office 365?** Does not block all spam emails. I have not tried customer support for anything related to defender. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Blocking spam, yet not all spam is blocked. ### 36. Best product for any organization security. **Rating:** 4.5/5.0 stars **Reviewed by:** Mohtesan S. | Mid-Market (51-1000 emp.) **Reviewed Date:** February 10, 2024 **What do you like best about Microsoft Defender for Office 365?** Protection against threats in email, links (URLS), attachments, or collaboration tools. For email threats that are identified after the fact, Zero-hour autopurge (ZAP) can remove those messages from user mailboxes. **What do you dislike about Microsoft Defender for Office 365?** False Positives and Overlapping Alerts: Like any security solution, **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Antispamming ### 37. Great app for protecting enterprise emails and detect threats with ease **Rating:** 5.0/5.0 stars **Reviewed by:** Noorul S. | System Analyst - Network and Security, Enterprise (> 1000 emp.) **Reviewed Date:** December 14, 2023 **What do you like best about Microsoft Defender for Office 365?** Security antivirus must have for the business that helps to protect against phishing, scam with ease and helps protect the computer 24/7. It runs smoothly in the background without causing any work disruptions. **What do you dislike about Microsoft Defender for Office 365?** It should provide detailed reports about quarantined emails and scanning could have been better for inaccurate scam data. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Protecting emails and all the cloud based activities throught its anti spam and threat detection capabilities. ### 38. Defender is a good Email Security tool. **Rating:** 4.5/5.0 stars **Reviewed by:** Manish R. | Manager IT and Cloud Infra, Mid-Market (51-1000 emp.) **Reviewed Date:** October 30, 2023 **What do you like best about Microsoft Defender for Office 365?** I like the most thing in Defender is Real time protection using lots of layer for protection of our email data, Like content scaning as well the attachement. It is searching the attachement behind the attachments also. Physhing detection is on top lever. **What do you dislike about Microsoft Defender for Office 365?** Reportings are upgradable in detail. Little bit higher cost as compare to other tools but performance is good. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Spam Filters, Physhing alerts Attachment scanning Attachment behind attachment scaning Group Scanning Malware and Rosomware alerts Content scaning and blocking Integrated threat protection with SIEM and XDR ### 39. Real Time security: A threat protection tool **Rating:** 4.0/5.0 stars **Reviewed by:** Haritima D. | Associate Consultant, Enterprise (> 1000 emp.) **Reviewed Date:** December 19, 2023 **What do you like best about Microsoft Defender for Office 365?** Microsoft defender provides secure tranfer of attachments over email, it also presvents phishing attempts, as well the compliance requirements are also mainatined by the tool. The integration is made quite easy. **What do you dislike about Microsoft Defender for Office 365?** The only disadvantage it have are the false positive sometimes which can impact the user input. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It is being used as email anti span which helps in preventing the phishing attempts. ### 40. Best antivirus **Rating:** 4.0/5.0 stars **Reviewed by:** Dhwanit M. | Senior Security Analyst, Enterprise (> 1000 emp.) **Reviewed Date:** February 28, 2024 **What do you like best about Microsoft Defender for Office 365?** Adaptability and security of defender is best. **What do you dislike about Microsoft Defender for Office 365?** Some time crash in my system but it's system issue not defender. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** To remove the spam amd malicious mail ### 41. Good software for safe attachments and safe links to protect against malicious emails and threats. **Rating:** 4.5/5.0 stars **Reviewed by:** Verified User in Manufacturing | Small-Business (50 or fewer emp.) **Reviewed Date:** February 19, 2024 **What do you like best about Microsoft Defender for Office 365?** Centralized monitoring and reporting capabilities offered through integration.Easy to use and simple interface and good customer relationship management . **What do you dislike about Microsoft Defender for Office 365?** In some cases, impact of the solution on system resources, such as potential delays in email delivery or system performance. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It boosts my cybersecurity, guarding against phishing, malware, and spam. Thorough scanning ensures the safety of email communications. Centralized monitoring enhances transparency for a safer, more productive work environment. ### 42. MS defender Review. **Rating:** 4.0/5.0 stars **Reviewed by:** Verified User in Computer Software | Small-Business (50 or fewer emp.) **Reviewed Date:** December 23, 2023 **What do you like best about Microsoft Defender for Office 365?** Microsoft Defender is like a bodyguard for your computer, protecting it from viruses and bad stuff. It comes built-in with Windows, so you don't need to install anything extra. While it might not have all the fancy features, it does a good job for most people. **What do you dislike about Microsoft Defender for Office 365?** Some people might find it a bit tricky to set up Microsoft Defender for Office 365, and they wish it had more options to personalize. It's a good idea to check for the latest reviews to stay in the loop. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Easy to use and nothing to worry on external attacks ### 43. Makes Lives Easier- MDO **Rating:** 4.5/5.0 stars **Reviewed by:** Arunkumar K. | Information Security Analyst, Mid-Market (51-1000 emp.) **Reviewed Date:** October 15, 2023 **What do you like best about Microsoft Defender for Office 365?** Real Time Threat Protection and Safe Attachements/Links features are really helpful and highly efficient. When you have multiple MS products in your suite, MDO is the best solution to implement and integerate and provide good security . **What do you dislike about Microsoft Defender for Office 365?** I faced a few challenges engaging with the customer support for the product fine tuning. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Microsoft Defender for Office 365 uses intelligent anti-phishing capabilities to analyze email content, sender behavior, and various other factors to detect and block phishing attempts. It also uses impersonation detection to identify suspicious sender behavior, helping to prevent email fraud. ### 44. Smart and simple tool **Rating:** 4.0/5.0 stars **Reviewed by:** Syed Arif K. | Professional Services Engineer, Small-Business (50 or fewer emp.) **Reviewed Date:** November 01, 2023 **What do you like best about Microsoft Defender for Office 365?** I think this is the only tool which provides protection for online O365 suites and best part its functionality **What do you dislike about Microsoft Defender for Office 365?** I think this is best what it can protect **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Best part of this managing cloud email security ### 45. Great tool as it defendes your pc **Rating:** 4.5/5.0 stars **Reviewed by:** Harsh V. | UI Design & Prototyping Analyst , Mid-Market (51-1000 emp.) **Reviewed Date:** September 30, 2023 **What do you like best about Microsoft Defender for Office 365?** Its very cheap and user friendly, also when it comes to security point of view it is exceling at that place as well, overall the experience is very good. **What do you dislike about Microsoft Defender for Office 365?** sometime the updates are not timely done and there are multiple bugs as well **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It is beneficial as it filters most of the spams that I receive on a timely basis ### 46. Deep dive into the world of microsoft defender **Rating:** 4.5/5.0 stars **Reviewed by:** Yogesh K. | Wordpress and Laravel Developer, Small-Business (50 or fewer emp.) **Reviewed Date:** January 20, 2024 **What do you like best about Microsoft Defender for Office 365?** It provides built in antivirus It offers advanced threat detection It runs efficiently in background **What do you dislike about Microsoft Defender for Office 365?** It has limited advanced features Limited customization options Conflicts with third party security apps **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** It filter out incoming email to identify spams with advanced threat scan ### 47. Defender portal provide all the information and solutions **Rating:** 4.5/5.0 stars **Reviewed by:** Verified User in Computer & Network Security | Small-Business (50 or fewer emp.) **Reviewed Date:** November 04, 2023 **What do you like best about Microsoft Defender for Office 365?** Defender for o365 is good with email security and secure tenant configure different atp policy and Microsoft submission and alerts are best thing for review things before action **What do you dislike about Microsoft Defender for Office 365?** Some of advance filter mail which get block as phishing mail defender does not have enough information **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Defender actually heping us to have single subscription with ATP feature in past have to use 3rd party email security application now without buying additional 3rd party application can configure the security ### 48. Best Security Service available till now **Rating:** 4.5/5.0 stars **Reviewed by:** Najmuddin A. | MERN STACK DEVELOPER, Small-Business (50 or fewer emp.) **Reviewed Date:** December 19, 2023 **What do you like best about Microsoft Defender for Office 365?** Threat Management feature is the best feature of Microsoft Defender.Once i will start using this there is no need to worry,its threat Management system will protects all kind of online threat. **What do you dislike about Microsoft Defender for Office 365?** There is no lose point of Microsoft Defender till now. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** it is helps from spaming email.this feature will be helpful for me ### 49. it's best **Rating:** 5.0/5.0 stars **Reviewed by:** Mukesh S. | System Engneer , Mid-Market (51-1000 emp.) **Reviewed Date:** October 31, 2023 **What do you like best about Microsoft Defender for Office 365?** Microsoft Defender for Office 365 offers a range of features that users often appreciate. Here are some aspects that users may find beneficial or that they appreciate about Microsoft Defender for Office 365: **What do you dislike about Microsoft Defender for Office 365?** Complexity of Configuration: Setting up and configuring Microsoft Defender for Office 365 might be considered complex or overwhelming for users who are not familiar with its features and settings. **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Microsoft Defender for Office 365 offers a range of features that users often appreciate. ### 50. Consultant **Rating:** 4.5/5.0 stars **Reviewed by:** Vipul H. | Mid-Market (51-1000 emp.) **Reviewed Date:** January 12, 2024 **What do you like best about Microsoft Defender for Office 365?** It's safer for everyone with this cyber era and is also futuristic. Saves any individual from cyber attacks using malware or any pirated links. Safeguards data **What do you dislike about Microsoft Defender for Office 365?** I've not encountered anything as such so far **What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?** Safeguarding data and advanced analytic tools ## Microsoft Defender for Office 365 Discussions - [What are the security features of Microsoft 365?](https://www.g2.com/discussions/microsoft-defender-for-office-365-what-are-the-security-features-of-microsoft-365) - 2 comments - [Does Microsoft 365 include Microsoft Defender?](https://www.g2.com/discussions/does-microsoft-365-include-microsoft-defender) - 2 comments - [View Microsoft Defender for Office 365 pricing details and edition comparison](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/reviews?page=2§ion=pricing&secure%5Bexpires_at%5D=2026-08-07+20%3A02%3A20+-0500&secure%5Bsession_id%5D=ffc779ab-28e8-4591-b6a4-0b535a1fadce&secure%5Btoken%5D=a2786a11c57a5bd9a55b4088858e95d4c765a8a2e46c8308d74665b1f4d4db7a&format=llm_user) ## Microsoft Defender for Office 365 Integrations - [Adobe Acrobat](https://www.g2.com/products/adobe-acrobat/reviews) - [Microsoft 365](https://www.g2.com/products/microsoft365/reviews) - [Microsoft OneDrive for Business](https://www.g2.com/products/microsoft-onedrive-for-business/reviews) - [Microsoft Outlook](https://www.g2.com/products/microsoft-outlook/reviews) - [Microsoft Teams](https://www.g2.com/products/microsoft-teams/reviews) - [Secureworks Taegis MDR](https://www.g2.com/products/secureworks-taegis-mdr/reviews) - [SentinelOne Singularity Endpoint](https://www.g2.com/products/sentinelone-singularity-endpoint/reviews) ## Microsoft Defender for Office 365 Features **Additional Functionality** - Phishing Protection - Threat Response - Domain Check - Security Auditing - AI/Machine Learning - Third-Party Integrations - AI Copilot - Reporting/Analytics - Anomaly/Malware Detection - SURLB/URIBL Filtering - Activity Dashboard - Scheduled/Automated Reports - For MSPs - Whitelisting/Blacklisting - Fraud Detection - Spam Blocker - Spam Quarantine - API - Data Leak Prevention - Encryption - Audit Trail - Real-Time Monitoring - Spam Analysis - Policy Management - Alerts/Escalation - Email Management - Vulnerability Scanning - Generative AI - Threat Protection - Email Attachment Protection - Email Filtering - Two-Factor Authentication **Administration** - Intelligence Reporting - Email Integration Suppor - Access Management - Data Loss Prevention **Administration** - Compliance - Intelligence Reporting - Email Clients - Role-Based Rules **Agentic AI - Email Anti-spam Features** - Autonomous Task Execution - Proactive Assistance **Additional Functionality** - Phishing Protection - Data Recovery - Archiving & Retention - Backup and Recovery - Policy Management - Email Management - Data Loss Prevention - Single Sign On - Data Storage Management - Fraud Detection - Email Routing - Data Verification - Compliance Management - Filtering - Search/Filter - SURLB/URIBL Filtering - Security Auditing - Data Synchronization - Anti Virus - Risk Assessment - Greylisting - Audit Trail - Reporting/Analytics - Allow/Block List - Vulnerability Scanning - Active Directory Integration - Compression - Email Tracking - Encryption - Anti Spam - Disaster Recovery - AI Copilot - Tagging - Secure Data Storage - Activity Tracking - Spam Blocker - Microsoft Outlook Integration - Spam Analysis - API - Categorization/Grouping - Event Tracking - Inbox Management - Spam Detection - Authentication - Third-Party Integrations - Reporting & Statistics - Spam Quarantine - SSL Security - Generative AI - Data Retention Management - Access Controls/Permissions - Monitoring **Maintenance** - Auditing - Allow and block lists - Compliance - Archiving **Detection** - Data Exfiltration Detection - Activity Monitoring - Real-Time Detection **Security** - Anti-Malware/Anti-Spam - Encryption - Quarantine - Advanced Threat Protection (ATP) - Anti-Phishing - Account takeover prevention **Protection** - Targeted Attack Prevention - Policy Enforcement - Spam Filtering **Agentic AI - Intelligent Email Protection** - Autonomous Task Execution - Adaptive Learning ## Top Microsoft Defender for Office 365 Alternatives - [Proofpoint Core Email Protection](https://www.g2.com/products/proofpoint-core-email-protection/reviews) - 4.6/5.0 (589 reviews) - [SpamTitan Email Security](https://www.g2.com/products/spamtitan-email-security/reviews) - 4.5/5.0 (176 reviews) - [Symantec Email Security.Cloud](https://www.g2.com/products/symantec-email-security-cloud/reviews) - 4.1/5.0 (61 reviews)