--- title: Mimecast Advanced Email Security Reviews meta\_title: 'Mimecast Advanced Email Security Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter 349 reviews by the users' company size, role or industry to find out how Mimecast Advanced Email Security works for a business like yours. aggregate\_rating: rating\_value: 4.4 review\_count: 349 scale: '5' date\_modified: '2026-08-12' parent\_category: name: Email Security url: https://www.g2.com/categories/email-security --- # Mimecast Advanced Email Security Reviews & Product Details Visit Website Email Security, Cloud Integrated (CI) protects organizations against all forms of email-based attacks, from phishing and credential theft to ransomware and zero-day threats. This solution deploys behind M365 to collect emails after they have passed through Microsoft security, reinspect them, and take action as needed. With a setup time of just four minutes and out-of-the-box settings designed to optimize security immediately, Email Security CI delivers best-in-class efficacy in the simplest way possible. Customers get the full power of Mimecast’s AI-powered detection and threat intelligence in a solution built for the reality of navigating today’s hostile threat landscape with limited time and resources. Email Security CI also offers a fully integrated Awareness Training solution to help organizations easily and effectively reduce the risk of human error. * * * Product Website Mimecast Advanced Email Security Seller [Mimecast](https://www.g2.com/sellers/mimecast) Discussions [Mimecast Advanced Email Security Community](https://www.g2.com/products/mimecast-advanced-email-security/discuss) Languages Supported German, English Solution Type All-in-One Show More ## Value at a Glance Averages based on real user reviews. ### Time to Implement 2 months [ View More Pricing Information ](https://www.g2.com/products/mimecast-advanced-email-security/pricing) ## Mimecast Advanced Email Security Integrations (3) What do users say about integrations? Verified by Mimecast Advanced Email Security [ ![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 Outlook ](https://www.g2.com/products/microsoft-outlook/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Microsoft Teams ](https://www.g2.com/products/microsoft-teams/reviews) Show More ![Verified User in Hospital & Health Care](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Hospital & Health Care") AH Verified User in Hospital & Health Care Mid-Market (51-1000 emp.) 2/7/2025 "Mimecast Review" 4.5/5 What do you like best about Mimecast Advanced Email Security? The UI is so easy to use, you can go back to the 1st day you set up mimecast to retrieve and email. Review collected by and hosted on G2.com. What do you dislike about Mimecast Advanced Email Security? The UI needs a bit of more life, as good as it is and easy to use - its very dull and lack a bit of life/vibe Review collected by and hosted on G2.com. What problems is Mimecast Advanced Email Security solving and how is that benefiting you? When we need to retrieve emails from ex employees regarding a client its so easy. Review collected by and hosted on G2.com. Show More 2/11/2025 Validated ReviewerIncentivizedSource: G2 invite on behalf of seller ![Verified User in Manufacturing](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Manufacturing") EM Verified User in Manufacturing Mid-Market (51-1000 emp.) 6/25/2024 "Comprehensive protection of the email channel" 5/5 What do you like best about Mimecast Advanced Email Security? Low levels of spam and phishning emails reaching users inboxes. The link scanning and reporting provides good security and visability of users actions to inform training. Reliability and uptime is as you would expect for a business critial system. Review collected by and hosted on G2.com. What do you dislike about Mimecast Advanced Email Security? The Outlook client plugin requires logging into each time it is used (including two factor authentication)meaning that usr adoption is low. This has been raised and is more related to the way Outlook works and is not specific to Mimecast but still limits its usefulness. Review collected by and hosted on G2.com. What problems is Mimecast Advanced Email Security solving and how is that benefiting you? Securing the email gateway is a prime focus for our cyber security stance as it is the most targeted attack vector for gaining a foothold into the network. Mimecast defends this attack vector reducing the risk that our users face when opening emails. Phishing is of particular concern to this and Mimecast has improved this greatly. Review collected by and hosted on G2.com. Show More Response from Sarah Burke of Mimecast Advanced Email... [Editedit](https://www.g2.com/survey_responses/mimecast-advanced-email-security-review-9831168/official_response/edit) When you highlight the outlook client plugin are you looking for a native end-user reporting? We just made updates in July 2024 for a new native outlook reporting. I hope this helps if that is what you were having issues with. Thank you for your partnership! [See how Mimecast Advanced Email... improved](https://community.mimecast.com/s/article/email-security-cloud-gateway-outlook-end-user-reporting-service-update-july) Current UserValidated ReviewerIncentivizedSource: G2 invite on behalf of seller TR Tyron R. IT Administrator Mid-Market (51-1000 emp.) 9/13/2024 "A Supremely Flexible Security Solution" 4.5/5 What do you like best about Mimecast Advanced Email Security? Mimecast has many security features — once properly configured for your business, it proves to be a robust line of defense in a cyber defense strategy. Review collected by and hosted on G2.com. What do you dislike about Mimecast Advanced Email Security? The initial configuration and set up can be cumbersome. This can be improved with better "hand holding" when onboarding clients. Review collected by and hosted on G2.com. What problems is Mimecast Advanced Email Security solving and how is that benefiting you? Mimecast helps our business email remain secure, and keeps our users well protected against email-based cyber attacks. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: Seller 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.) 8/9/2024 "My experience with Mimecast is amazing and has always been amazing" 5/5 What do you like best about Mimecast Advanced Email Security? What I find impressive about Mimecast email security is its comprehensive approach to protecting against a wide range of threats while providing robust email continuity and archiving features. Its integration of advanced threat intelligence and user-friendly interface makes it a standout solution for safeguarding email communications. Review collected by and hosted on G2.com. What do you dislike about Mimecast Advanced Email Security? One potential drawback of Mimecast could be its complexity and learning curve for new users, which might require a significant investment of time to fully understand and utilize all its features effectively. Additionally, some users might find the pricing to be on the higher side compared to other email security solutions. Review collected by and hosted on G2.com. What problems is Mimecast Advanced Email Security solving and how is that benefiting you? Mimecast provides solutions for email security and management, including protection against threats like phishing and malware, filtering out spam and junk mail, ensuring email continuity during server outages, offering data loss prevention through archiving and backup solutions, and simplifying compliance and legal discovery with advanced search capabilities. These features enhance email security, operational efficiency, regulatory compliance, and data protection. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite on behalf of seller ![Tony A.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Tony A.") TA Tony A. IT Manager Mid-Market (51-1000 emp.) 9/19/2024 "Comprehensive email security gateway" 5/5 What do you like best about Mimecast Advanced Email Security? Very configurable, helpful support staff, supports both inbound and outbound scanning. Clear help documents on how to set up. Review collected by and hosted on G2.com. What do you dislike about Mimecast Advanced Email Security? Can be a steep learning curve. Sometimes difficult to find the correct configuration screen due to amount of menu choices. Review collected by and hosted on G2.com. What problems is Mimecast Advanced Email Security solving and how is that benefiting you? Inbound and outbound spam / phishing / virus and attachment scanning. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: Seller invite ![Saurabh S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Saurabh S.") SS Saurabh S. Infrastructure Technology Specialist Mid-Market (51-1000 emp.) 9/13/2024 "mimecast tenant for cyber and email security" 5/5 What do you like best about Mimecast Advanced Email Security? I was basic admin with mimecast then promoted as super admin for mimecast tenant. For me mimecast best in preventing spoof emails and also for attachment protection. Mimecast profile group for managing multiple security policy in same directory. Gui Analysis of emails in very details from message trace. Review collected by and hosted on G2.com. What do you dislike about Mimecast Advanced Email Security? Mimecast support usually takes 24 to 48 hours in terms of request acknowledgement. There should be easy option to escalate urgent matter. Review collected by and hosted on G2.com. What problems is Mimecast Advanced Email Security solving and how is that benefiting you? 1.Identify spam emails. 2.Prevent phishing attacks 3.Device security. 4.url scan 5.Attachment protection. 6.web security. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: Organic Review from User Profile ![Harrison C.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Harrison C.") HC Harrison C. IT Support & Network Engineer II Mid-Market (51-1000 emp.) 6/25/2024 "My experience with Mimecast" 3.5/5 What do you like best about Mimecast Advanced Email Security? I like the visibility that Mimecast gives you, the message tracking and monitoring toolin within the platform is really straight fowards and easy to use. The ability to inspect an individual email to its core, the ability to customise and create so may different policies such as impersonation protection policy. Review collected by and hosted on G2.com. What do you dislike about Mimecast Advanced Email Security? The UI isn't as intuitive and takes some time to be able to navigate to the correct area. Review collected by and hosted on G2.com. What problems is Mimecast Advanced Email Security solving and how is that benefiting you? Mimecast is adding that layer of security to help prevent phishing attacks and malware entering our domain. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: G2 invite on behalf of seller ![Lincoln M.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Lincoln M.") LM Lincoln M. Senior Systems Officer Mid-Market (51-1000 emp.) 6/18/2024 "Pretty useful tool for email security" 5/5 What do you like best about Mimecast Advanced Email Security? Easy to use and user friendly, I can navigate through functions fairly easily. Review collected by and hosted on G2.com. What do you dislike about Mimecast Advanced Email Security? 1. The data history available to user is not long enough, I believe I can only see up to 1 month. 2. Some features are not descriptive enough, it would be good to have a '?' by certain functions which provides explaination. Review collected by and hosted on G2.com. What problems is Mimecast Advanced Email Security solving and how is that benefiting you? For my role it helps to ensure certain domain/IP/email address can be blocked/Whitelisted. Also to track emails that goes in and out of the company. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: G2 invite on behalf of seller ![Verified User in Electrical/Electronic Manufacturing](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Electrical/Electronic Manufacturing") AE Verified User in Electrical/Electronic Manufacturing Enterprise (\> 1000 emp.) 4/13/2024 "Email Security Hero!" 4.5/5 What do you like best about Mimecast Advanced Email Security? Mimecast for email security is one of the greatest product for email security. It comes with inbuild AI feature that helps to detect and stop malicious emails including phishing link and malicious PDF or other file extensions. It has a lot of customizable feature like you can set the policies as per your business need. It has a very smart feature of spam score, with this you can see that an email is how much malicious and with this score, you can hold the email for review and then release as per your need. It iks very easy to use and understand at an email secuirity admion level. You can set policies as per your requirements. They have a very good customer support and engineers who can help you to resolve your queries. Review collected by and hosted on G2.com. What do you dislike about Mimecast Advanced Email Security? Generally they failed to detect zero-day attacks and their ebgineers always failed to provide the RCA of a problem at depth level. They need to improve their AI models. Review collected by and hosted on G2.com. What problems is Mimecast Advanced Email Security solving and how is that benefiting you? Mimecast is solving our one of the biggest problem of email security. Its malicious/Phishing email detection protecting our organization from all type of email attacks from the bad actors and reducing our attack surface. Mimecast is blocking all malicious attempts via email through different policies and procedures. In Mimecast, we can also block or whitelist emails and domains and run our business as per requirements. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: G2 invite ![Todd E.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Todd E.") TE Todd E. Senior Vice President Mid-Market (51-1000 emp.) 9/19/2024 "Best Email Protection money can buy" 5/5 What do you like best about Mimecast Advanced Email Security? This is the most complete solution backed by the number one email security organization. This solution worked with both cloud and on-prem solutions Review collected by and hosted on G2.com. What do you dislike about Mimecast Advanced Email Security? The only thing we missed is that the secure email plug in on prem requires an exchange server or it wont work. Review collected by and hosted on G2.com. What problems is Mimecast Advanced Email Security solving and how is that benefiting you? Financial Institutions are a top target for phishing and ransomeware so anything you can do to help with this is a plus Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: Seller invite ## Questions about Mimecast Advanced Email Security? 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 Mimecast Advanced Email Security ](https://www.g2.com/products/mimecast-advanced-email-security/discussions/new) ![Allen S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Allen S.") AS Allen Snook • Last activity about 1 year ago Has anyone implemented ingesting the Audit logs from Mimecast into Graylog? 1 Upvote 3 [ Join the conversation ](https://www.g2.com/discussions/has-anyone-implemented-ingesting-the-audit-logs-from-mimecast-into-graylog) GU Guest User • Last activity about 1 year ago What is Mimecast Email Security with Targeted Threat Protection used for? 0 Upvotes 2 [ Join the conversation ](https://www.g2.com/discussions/what-is-mimecast-email-security-with-targeted-threat-protection-used-for) [ View all Discussions ](https://www.g2.com/products/mimecast-advanced-email-security/discuss) ## Pricing Insights Averages based on real user reviews. ### Time to Implement 2 months ### Return on Investment 12 months ### Average Discount 9% [ View More Pricing Information ](https://www.g2.com/products/mimecast-advanced-email-security/pricing) Mimecast Advanced Email Security Comparisons ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_4e2b08dd17397bdc99a5658447cbc589/microsoft-microsoft-defender-for-office-365.jpg "Product Avatar Image") Microsoft Defender for... 4.5/5(299) [ 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_f9b90f9d8d4e2cbdf787403ec274b32f/proofpoint-core-email-protection.jpg "Product Avatar Image") Proofpoint Core Email... 4.6/5(601) [ Compare Now ](https://www.g2.com/compare/mimecast-advanced-email-security-vs-proofpoint-core-email-protection) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_b00eebb9d7957901dc4176f594f678a9/spamtitan-email-security.jpg "Product Avatar Image") SpamTitan Email Security 4.5/5(199) [ Compare Now ](https://www.g2.com/compare/mimecast-advanced-email-security-vs-spamtitan-email-security) ##### ##### Mimecast Advanced Email Security Features Administration Email Clients Role-Based Rules Security Anti-Malware/Anti-Spam Quarantine Anti-Phishing Protection Policy Enforcement Spam Filtering Functionality Anti-Spam Anti-Malware Anti-Phishing [ View More Features ](https://www.g2.com/products/mimecast-advanced-email-security/features) ## 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) [ ![Cloudflare One (SASE)](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Cloudflare One (SASE)") Cloudflare One (SASE) 4.6/5(105) ](https://www.g2.com/products/cloudflare-one-sase/reviews) [ View All Alternatives ](https://www.g2.com/products/mimecast-advanced-email-security/competitors/alternatives) ##### Categories on G2 [Cloud Email Security](https://www.g2.com/categories/cloud-email-security)[Intelligent Email Protection](https://www.g2.com/categories/intelligent-email-protection)[Secure Email Gateway](https://www.g2.com/categories/secure-email-gateway) [Cloud Email Security](https://www.g2.com/categories/cloud-email-security)[Intelligent Email Protection](https://www.g2.com/categories/intelligent-email-protection)[Secure Email Gateway](https://www.g2.com/categories/secure-email-gateway)[Browser Isolation](https://www.g2.com/categories/browser-isolation) [Show MoreShow Less](javascript:void(0);) ##### Explore More [What is the best platform for creating interactive presentations?](https://www.g2.com/discussions/what-is-the-best-platform-for-creating-interactive-presentations)[Where is the best place to download high quality BIM objects for mechanical and electrical equipment that are actually kept current by the manufacturer?](https://www.g2.com/discussions/where-is-the-best-place-to-download-high-quality-bim-objects-for-mechanical-and-electrical-equipment-that-are-actually-kept-current-by-the-manufacturer)[What is the most reliable file recovery software based on reviews from mid-market organizations without disrupting existing workflows?](https://www.g2.com/discussions/what-is-the-most-reliable-file-recovery-software-based-on-reviews-from-mid-market-organizations-without-disrupting-existing-workflows) [Chatbot Development Platforms](https://www.g2.com/discussions/looking-for-the-best-chatbot-development-platforms-for-2025)[What is the best corporate volunteering software for a mid-size company that wants easy event sign-ups, hour tracking and impact reporting without a complex rollout?](https://www.g2.com/discussions/what-is-the-best-corporate-volunteering-software-for-a-mid-size-company-that-wants-easy-event-sign-ups-hour-tracking-and-impact-reporting-without-a-complex-rollout)[Pros and Cons Details](https://www.g2.com/products/mimecast-advanced-email-security/reviews?qs=pros-and-cons) [Show MoreShow Less](javascript:void(0);)