--- 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: '2026-08-09' parent\_category: name: Email Security url: https://www.g2.com/categories/email-security --- # Microsoft Defender for Office 365 Reviews & Product Details Claimed ###### Profile Status This profile is currently managed by Microsoft Defender for Office 365 but has limited features. Are you part of the Microsoft Defender for Office 365 team? [Upgrade your plan](https://sell.g2.com) to enhance your branding and engage with visitors to your profile! 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. * * * Seller [Microsoft](https://www.g2.com/sellers/microsoft) Discussions [Microsoft Defender for Office 365 Community](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/discuss) Solution Type All-in-One Overview by Derek Mathis Show More ## Pricing Pricing provided by Microsoft Defender for.... ### Microsoft Defender for Office Plan 1 $2.00 1 User Per Month ### Microsoft Defender for Office 365 Plan 2 $5.00 1 User Per Month [ View More Pricing Information ](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/pricing) ## Top-Rated Alternatives [ ![Proofpoint Core Email Protection](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Proofpoint Core Email Protection") Proofpoint Core Email Protection 4.6/5(601) ](https://www.g2.com/products/proofpoint-core-email-protection/reviews) [ ![SpamTitan Email Security](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "SpamTitan Email Security") SpamTitan Email Security 4.5/5(199) ](https://www.g2.com/products/spamtitan-email-security/reviews) [ ![Symantec Email Security.Cloud](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Symantec Email Security.Cloud") Symantec Email Security.Cloud 4.1/5(67) ](https://www.g2.com/products/symantec-email-security-cloud/reviews) [ View All Alternatives ](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/competitors/alternatives) ## User Insights Average based on 299 real user reviews. Implementation Time 2 months Perceived Cost $$$$$ Typical contract price $0k - $0k [Sign in to view](/login) Per Month [Log in to unlock pricing and user insights](/login) ## Microsoft Defender for Office 365 Integrations (6) What do users say about integrations? Integration information sourced from real user reviews. [ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Adobe Acrobat ](https://www.g2.com/products/adobe-acrobat/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Microsoft 365 ](https://www.g2.com/products/microsoft365/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Microsoft OneDrive for Business ](https://www.g2.com/products/microsoft-onedrive-for-business/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Microsoft Outlook ](https://www.g2.com/products/microsoft-outlook/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Secureworks Taegis MDR ](https://www.g2.com/products/secureworks-taegis-mdr/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") SentinelOne Singularity Endpoint ](https://www.g2.com/products/sentinelone-singularity-endpoint/reviews) Show More ![Verified User in Manufacturing](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Manufacturing") UM Verified User in Manufacturing Small-Business (50 or fewer emp.) 2/19/2024 "Good software for safe attachments and safe links to protect against malicious emails and threats." 4.5/5 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 . Review collected by and hosted on G2.com. 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. Review collected by and hosted on G2.com. 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. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Computer Software](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Computer Software") UC Verified User in Computer Software Small-Business (50 or fewer emp.) 12/23/2023 "MS defender Review." 4/5 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. Review collected by and hosted on G2.com. 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. Review collected by and hosted on G2.com. 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 Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Arunkumar K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Arunkumar K.") AK Arunkumar K. Information Security Analyst Mid-Market (51-1000 emp.) 10/15/2023 "Makes Lives Easier- MDO" 4.5/5 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 . Review collected by and hosted on G2.com. 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. Review collected by and hosted on G2.com. 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. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Syed Arif K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Syed Arif K.") SK Syed Arif K. Professional Services Engineer Small-Business (50 or fewer emp.) 11/1/2023 "Smart and simple tool" 4/5 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 Review collected by and hosted on G2.com. What do you dislike about Microsoft Defender for Office 365? I think this is best what it can protect Review collected by and hosted on G2.com. What problems is Microsoft Defender for Office 365 solving and how is that benefiting you? Best part of this managing cloud email security Review collected by and hosted on G2.com. Show More 2/4/2024 Validated ReviewerIncentivizedSource: G2 invite ![Harsh V.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Harsh V.") HV Harsh V. UI Design & Prototyping Analyst Mid-Market (51-1000 emp.) 9/30/2023 "Great tool as it defendes your pc" 4.5/5 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. Review collected by and hosted on G2.com. What do you dislike about Microsoft Defender for Office 365? sometime the updates are not timely done and there are multiple bugs as well Review collected by and hosted on G2.com. 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 Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: G2 invite ![Yogesh K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Yogesh K.") YK Yogesh K. Wordpress and Laravel Developer Small-Business (50 or fewer emp.) 1/20/2024 "Deep dive into the world of microsoft defender" 4.5/5 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 Review collected by and hosted on G2.com. What do you dislike about Microsoft Defender for Office 365? It has limited advanced features Limited customization options Conflicts with third party security apps Review collected by and hosted on G2.com. 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 Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Computer & Network Security](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Computer & Network Security") AC Verified User in Computer & Network Security Small-Business (50 or fewer emp.) 11/4/2023 "Defender portal provide all the information and solutions" 4.5/5 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 Review collected by and hosted on G2.com. 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 Review collected by and hosted on G2.com. 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 Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: G2 invite ![Najmuddin A.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Najmuddin A.") NA Najmuddin A. MERN STACK DEVELOPER Small-Business (50 or fewer emp.) 12/19/2023 "Best Security Service available till now" 4.5/5 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. Review collected by and hosted on G2.com. What do you dislike about Microsoft Defender for Office 365? There is no lose point of Microsoft Defender till now. Review collected by and hosted on G2.com. 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 Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Mukesh S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Mukesh S.") MS Mukesh S. System Engneer Mid-Market (51-1000 emp.) 10/31/2023 "it's best" 5/5 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: Review collected by and hosted on G2.com. 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. Review collected by and hosted on G2.com. 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. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Vipul H.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Vipul H.") VH Vipul H. Mid-Market (51-1000 emp.) 1/12/2024 "Consultant" 4.5/5 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 Review collected by and hosted on G2.com. What do you dislike about Microsoft Defender for Office 365? I've not encountered anything as such so far Review collected by and hosted on G2.com. What problems is Microsoft Defender for Office 365 solving and how is that benefiting you? Safeguarding data and advanced analytic tools Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ## Questions about Microsoft Defender for Office 365? Ask real users or explore answers from the community Get practical answers, real workflows, and honest pros and cons from the G2 community or share your insights. [ Ask about Microsoft Defender for Office 365 ](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/discussions/new) GU Guest User • Last activity about 2 years ago Does Microsoft 365 include Microsoft Defender? 0 Upvotes 2 [ Join the conversation ](https://www.g2.com/discussions/does-microsoft-365-include-microsoft-defender) GU Guest User • Last activity over 2 years ago What are the security features of Microsoft 365? 0 Upvotes 2 [ Join the conversation ](https://www.g2.com/discussions/microsoft-defender-for-office-365-what-are-the-security-features-of-microsoft-365) [ View all Discussions ](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/discuss) ## Pricing Options Pricing provided by Microsoft Defender for.... ### Microsoft Defender for Office Plan 1 $2.00 1 User Per Month ### Microsoft Defender for Office 365 Plan 2 $5.00 1 User Per Month [ View More Pricing Information ](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/pricing) Microsoft Defender for Office 365 Comparisons ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_f9b90f9d8d4e2cbdf787403ec274b32f/proofpoint-core-email-protection.jpg "Product Avatar Image") Proofpoint Core Email... 4.6/5(601) [ Compare Now ](https://www.g2.com/compare/microsoft-microsoft-defender-for-office-365-vs-proofpoint-core-email-protection) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_bc9c82db6b8fbc86566d8d997b2c9413/mimecast-advanced-email-security.jpg "Product Avatar Image") Mimecast Advanced Email... 4.4/5(348) [ Compare Now ](https://www.g2.com/compare/microsoft-microsoft-defender-for-office-365-vs-mimecast-advanced-email-security) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_7f9f4fef6ccbe604d9449c5d4d63948f/proofpoint-essentials-for-small-business.jpg "Product Avatar Image") Proofpoint Essentials for... 4/5(24) [ Compare Now ](https://www.g2.com/compare/microsoft-microsoft-defender-for-office-365-vs-proofpoint-essentials-for-small-business) ##### ##### Microsoft Defender for Office 365 Features Administration Intelligence Reporting Email Integration Suppor Access Management Maintenance Auditing Allow and block lists Compliance Security Anti-Malware/Anti-Spam Encryption Quarantine Agentic AI - Email Anti-spam Features Autonomous Task Execution [ View More Features ](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/features) ##### Categories on G2 [Cloud Email Security](https://www.g2.com/categories/cloud-email-security)[Email Anti-spam](https://www.g2.com/categories/email-anti-spam)[Intelligent Email Protection](https://www.g2.com/categories/intelligent-email-protection) ##### Explore More [What are the best financial data APIs with published uptime guarantees and incident response SLAs for production trading applications?](https://www.g2.com/discussions/what-are-the-best-financial-data-apis-with-published-uptime-guarantees-and-incident-response-slas-for-production-trading-applications)[Most reliable RMM tool for network management](https://www.g2.com/discussions/most-reliable-rmm-tool-for-network-management)[Which salary benchmarking software is actually reliable enough for an enterprise HR team to use as the basis for a full compensation review cycle?](https://www.g2.com/discussions/which-salary-benchmarking-software-is-actually-reliable-enough-for-an-enterprise-hr-team-to-use-as-the-basis-for-a-full-compensation-review-cycle) [Which document databases support ACID transactions and data consistency guarantees at scale?](https://www.g2.com/discussions/which-document-databases-support-acid-transactions-and-data-consistency-guarantees-at-scale)[Which tool is most cost-effective for franchise businesses?](https://www.g2.com/discussions/which-tool-is-most-cost-effective-for-franchise-businesses)[Pros and Cons Details](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/reviews?qs=pros-and-cons) [Show MoreShow Less](javascript:void(0);)