As the top attack vector, email demands the strongest possible protection. We block the most dangerous email-borne attacks, from phishing and ransomware to BEC, social engineering, payment fraud, and impersonation. Mimecast Email security: work protected
Mimecast Advanced Email Security applies the power of AI, natural language processing, machine learning, and social graphing to make security smarter and empower employees. Our integrated platform blocks the most advanced threats to ensure you can:
. Defend against sophisticated business email compromise and impersonation attacks.
. Employ real-time threat analysis to ensure safety before opening links.
. Block quishing attacks with QR code detection and deep URL scanning.
. Protect against the most sophisticated malware threats.
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. Choose your deployment option, without or with a gateway.
Mimecast Advanced Email Security is part of the connected Human Risk Management (HRM) platform providing an integrated solution designed to protect collaboration. The HRM platform provides preventative controls and direct actions to mitigate risk supporting:
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Pricing is based on the duration and terms of your contract with the vendor. This entitles you to a specified quantity of use for the contract duration. If you choose not to renew or replace your contract before it ends, access to these entitlements will expire.
Additional AWS infrastructure costs may apply. Use the AWS Pricing Calculator to estimate your infrastructure costs.
This bundle includes 100 Advanced Email Security users for one year. Recommended: To benefit from 3-year term contracts and For custom pricing and plans above 100 users, please reach out to: https://www.mimecast.com/get-a-quote/?utm_source=aws
This listing offers one pricing option: a bundle of 100 Advanced Email Security users billed as a one-year contract. Pricing scales by adding these 100-user bundles for a 12-month term. If you need more than 100 users, or want a 3-year term, you arrange custom pricing directly with the vendor rather than through this bundle. There are no separate tiers or usage add-ons here — you commit upfront to the user count for the full contract period.
Top-of-mind questions for buyers
What counts as one user for billing in this 100-user bundle?
Each user is an individual email account you protect with Advanced Email Security. The bundle covers 100 such accounts for the year. Protection applies whether your email runs on cloud platforms, on-premise servers, or hybrid setups. Every mailbox you enroll draws from the 100-user count in your bundle.
What happens if my user count grows past 100 during the contract?
The listed bundle covers exactly 100 users for one year. If you need to protect more than 100 users, you arrange custom pricing directly with the vendor rather than adding through this bundle. Contact the vendor at the quote link to expand coverage beyond 100 users.
Does the bundle price change based on deployment type or features used?
No. The bundle bills a flat one-year charge for 100 users regardless of how you deploy. You can route mail through a secure gateway or connect via API to your cloud email platform. Both deployment styles fall under the same user-based bundle with no separate add-on charges.
Request a private offer to receive a custom quote.
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Secure your inboxes pre- and post-delivery. Get AI-powered protection against all email threats, efficient threat hunting and incident response, and DMARC reporting.
Email protection has blocked threats effectively and supports strong dlp with sufficient retention
Reviewed on Oct 07, 2026
Review provided by PeerSpot
What is our primary use case?
I have been working with Mimecast Advanced Email Security for almost two years. I started working with Trend Micro before but not currently. Mimecast has been a product I have worked with extensively.
What is most valuable?
In terms of Mimecast Advanced Email Security, I think it is top in the market because of an MX record exchange. Mimecast also introduced cloud email security, which is a good feature. Another valuable feature that Mimecast developed is a product similar to Safetica, which can be described as a DLP feature. This DLP feature has been helping my clients significantly. Mimecast DLP solution is really effective these days. Additionally, Mimecast Advanced Email Security has a 14-day retention period. I know there are other products with longer retention, but 14 days of retention is more than enough for most of my customers. The retention period is one of the best features in Mimecast Advanced Email Security in terms of email security.
Mimecast Advanced Email Security blocks everything effectively. However, there is a delay when receiving an email. All emails have to go to Mimecast's cloud, and then after processing, they land in our Microsoft email box. There might be some delay, but it blocks a lot of emails and provides an update indicating whether you want to release or delete it. These features are really good. However, I personally believe that API email integration would be better compared to just an MX record change. This would eliminate email delays. Although it is a millisecond delay, API integration would be preferable rather than having a cloud gateway. Check Point has an API integration where it can directly integrate with Outlook, making it much easier and requiring less time to deploy.
What needs improvement?
The only workload issue with Mimecast Advanced Email Security is that it causes a delay when receiving an email. Although it is a millisecond delay, I do not believe this is ideal. When a PDF is attached to an email, Mimecast scans the entire PDF inside that email, which is a good feature. However, I wish Mimecast Advanced Email Security could extend its scanning capabilities to Microsoft Teams. Even for internal teams where we communicate within the corporation and send PDF files through Teams, I wish there were a feature to scan those PDFs as well. Unfortunately, this feature is not currently available.
Mimecast Advanced Email Security is a good product overall. There has been a lot of improvement compared to the previous year. However, it has remained the same since the last two years. There has not been much improvement other than Agentic AI and DLP. I wish Mimecast would invest more in research and development, particularly for Teams and all Microsoft Office products.
In Teams, the need to scan Teams communications is essential. Although they added DLP, I also wish they could have API integration for Teams and Microsoft Office products, not just Outlook. In Outlook, we can download the PDF and send it through Teams. If there could be integration across the entire Microsoft product suite, that would be much better.
Mimecast Advanced Email Security is adequate, but it has remained the same since the last two years with not much research and development. Most of my customers are happy with it. Mimecast introduced Agentic AI and Insider solutions, but I still wish they would invest more in research and development compared to Check Point. Check Point has an email security solution that is really effective when compared to Mimecast. If Mimecast could conduct more research and development compared to Check Point, that would be much better.
I would love to have API integration rather than having a cloud gateway for Mimecast Advanced Email Security. There is an email security gateway, which is actually the gateway component. Rather than having a cloud gateway, API integration would be preferable. Additionally, I would love to have deep security not just for Outlook, but also for other Microsoft M365 products. These days, traditional email security does not work as effectively. With AI emerging, traditional email security is less effective. Mimecast already introduced Insider, which is acceptable. A unified dashboard would be beneficial. I believe Mimecast has a unified dashboard, but I am not entirely certain. Check Point has a unified dashboard as well. I need to look into this further.
How are customer service and support?
My company has technical capabilities with pre-sales staff who handle technical support. I do not rely heavily on Mimecast Advanced Email Security support. I solve most issues internally approximately 99 percent of the time.
Which solution did I use previously and why did I switch?
Previously, I used Sophos, but no longer. I do not currently use Trend Micro. The other products I work with include Check Point.
What's my experience with pricing, setup cost, and licensing?
Mimecast Advanced Email Security pricing is competitive in the market these days.
What other advice do I have?
Mimecast Advanced Email Security recently introduced Agentic AI security. I am not certain about the specific features of this Agentic AI security. I believe they introduced it because everyone is adding AI to every product, and not every AI implementation is the same or works the same way. I am not very familiar with the features of Agentic AI. Mimecast Advanced Email Security must go through system integrators to reach customers. Mimecast Advanced Email Security cannot provide email security directly to customers without going through system integrators. I rate Mimecast Advanced Email Security with a rating of eight out of ten.
Information Services
Robust Email Security with Comprehensive Filtering
Reviewed on Sep 19, 2026
Review provided by G2
What do you like best about the product?
I like how Mimecast Advanced Email Security effectively filters suspicious emails without needing much manual work. The threat detection and visibility are really useful for quickly checking and addressing potentially risky situations. I also appreciate the email filtering and threat detection because it catches a lot of suspicious messages and provides full visibility into what is being blocked. Additionally, attachment protection adds another layer of security, helping us handle suspicious links or files before they reach our users.
What do you dislike about the product?
The platform works well overall, but the admin interface can take time to become familiar with. Reporting could also be a little more flexible, especially when creating custom reports. I'd like to see a simpler admin interface with easier navigation. More customizable filters and report templates would make it easier to get the specific information we need.
What problems is the product solving and how is that benefiting you?
I use Mimecast Advanced Email Security to protect against phishing and malware. It simplifies managing email security from one place and enhances threat detection without much manual effort. Email filtering and attachment protection add security, making it easier to handle suspicious messages.
Sanjeev S.
Comprehensive Email Security with Robust Controls
Reviewed on Sep 19, 2026
Review provided by G2
What do you like best about the product?
I really appreciate the overall depth of email protection that Mimecast Advanced Email Security provides, particularly in handling phishing, malicious URLs, attachments, and impersonation threats. The level of control available for security teams is impressive, and the policy controls are useful in configuring different customer requirements. I find the reporting and visibility features very helpful during deployment, as they allow us to understand what is being blocked and fine-tune policies. The administration is relatively straightforward once the initial configuration is set up properly, which I find quite beneficial.
What do you dislike about the product?
The initial setup can take some time, especially in complex email environments or when replacing an existing email security solution. Some policy tuning is also needed after deployment to reduce false positives. The reporting interface could be a little simpler and more intuitive for quick analysis.
What problems is the product solving and how is that benefiting you?
Mimecast Advanced Email Security strengthens email security and reduces risks like phishing, spam, and malicious links. It offers better visibility and control over email threats, providing an additional protection layer, especially helpful for Microsoft 365 environments.
Anonymous
Robust Data Protection with Easy Access to Emails
Reviewed on Sep 18, 2026
Review provided by G2
What do you like best about the product?
I appreciate how Mimecast Advanced Email Security protects sensitive client and customer data, including personal and financial information. Living in Germany, privacy is crucial, and this tool creates a safety bubble that relieves worries about identity theft and data breaches. It's highly effective at managing and separating personal data from company data, which is super helpful in preventing crimes. I am impressed by its protection from phishing attempts and its notifications that allow me to still read emails, so I don't miss important ones.
What do you dislike about the product?
Just the interface colors, I find boring.
What problems is the product solving and how is that benefiting you?
Mimecast Advanced Email Security protects sensitive personal and financial data from data leaks, breaches, and identity theft. It's an essential tool for maintaining privacy and cybersecurity, providing peace of mind with phishing protection and important email notifications.
Insurance
Protection against the enterprise email security
Reviewed on Sep 18, 2026
Review provided by G2
What do you like best about the product?
Strong AI-driven threat intelligence for blocking emails, effectively stopping phishing, malware, and ransomware before they reach users’ inboxes. User management is straightforward, and the integration with M365 is smooth.
What do you dislike about the product?
Some of the things I dislike are that, at times, even genuine emails get blocked, and this needs to be reviewed and cleared by the admin. There is also a learning curve for admins when it comes to managing the policies.
What problems is the product solving and how is that benefiting you?
Its advanced AI features for phishing, malware, and ransomware protection are helping the organization reduce the risk of data exposure or loss, while also blocking user-impersonation attacks. This, in turn, helps the organization lower overall risk, strengthen brand protection, and support better compliance.