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Abnormal Security Reviews

Vendor: Abnormal AI
4.7 out of 5
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What is Abnormal Security?

Abnormal Security is a cloud-based email security platform designed to protect organizations from advanced targeted attacks, such as phishing and business email compromise (BEC), and account takeovers. Their approach is centered on using artificial intelligence (AI) and behavioral data science to detect anomalies in email activity.

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Abnormal Security is the #4 ranked solution in top Secure Email Gateway (SEG) solutions and #6 ranked solution in top Email Security solutions. PeerSpot users give Abnormal Security an average rating of 9.4 out of 10. Abnormal Security is most commonly compared to Darktrace: Abnormal Security vs Darktrace. Abnormal Security is popular among the large enterprise segment, accounting for 53% of users researching this solution on PeerSpot. The top industry researching this solution are professionals from a computer software company, accounting for 11% of all views.
Buyer's Guide
Abnormal Security
March 2026
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Abnormal Security mindshare

Product category:
Email Security
As of March 2026, the mindshare of Abnormal Security in the Email Security category stands at 5.6%, down from 7.0% compared to the previous year, according to calculations based on PeerSpot user engagement data.
Email Security Mindshare Distribution
ProductMindshare (%)
Abnormal Security5.6%
Microsoft Defender for Office 3658.8%
Proofpoint Email Protection8.1%
Other77.5%
Email Security

PeerResearch reports based on Abnormal Security reviews

TypeTitleDate
CategoryEmail SecurityMar 7, 2026Download
ProductReviews, tips, and advice from real usersMar 7, 2026Download
ComparisonAbnormal Security vs Proofpoint Email ProtectionMar 7, 2026Download
ComparisonAbnormal Security vs Microsoft Defender for Office 365Mar 7, 2026Download
ComparisonAbnormal Security vs Check Point Harmony Email & CollaborationMar 7, 2026Download
Suggested products
TitleRatingMindshareRecommending
Darktrace4.12.1%95%84 interviewsAdd to research
Microsoft Defender for Office 3654.28.8%96%60 interviewsAdd to research
 
 
Key learnings from peers

Valuable Features

Abnormal Security offers AI-based spear phishing detection, ease of setup through APIs, and quick auto-remediation. Its intuitive dashboard and minimal configuration streamline use. Advanced threat protection and effective auto-remediation reduce email incidents and enhance security. With high fidelity, it reduces exposure and time spent on threats. The integration features, cost-effectiveness, and responsive support further bolster its advantages for firms seeking robust email security and efficiency.
  • "Abnormal Security's AI capabilities are what we like most, as they can categorize and classify the emails, and based on the context of the email, understand if it's a graymail, a bulk mail, or a phish."
  • "I would recommend Abnormal Security."
  • "It protects us from being business email compromised, which is invaluable for maintaining our security."

Room for Improvement

Abnormal Security users mention potential improvement areas like addressing asynchronous API issues, better integration with third-party tools, and enhancing licensing models for educational institutions. They express a desire for outbound scanning, on-premise email support, and streamlined email analyses with Microsoft. Additionally, they suggest adding an ideas submission feature, more automatic reports, and granular selection options to improve usability and responsiveness.
  • "For Abnormal Security as a product, I would say probably somewhere around a seven, as there are some other areas where they can improve to achieve a higher rating."
  • "There could be more selectable options and more granular selections available."
  • "There could be more selectable options and more granular selections available."

ROI

Abnormal Security users have reported improved security, reduced threats, and overall effectiveness in protecting their organization.

Pricing

Enterprise users report Abnormal Security's pricing as generally fair and competitive compared to similar solutions. Pricing is based on user count, accommodating organizations like educational institutions with variable needs. While some find it pricey, many indicate it provides excellent value, often citing cost savings over competitors like Barracuda. Users note the company's flexibility and willingness to tailor prices based on specific industry challenges. Overall, customers express satisfaction with Abnormal Security's cost-effectiveness and feature offerings.
  • "Abnormal Security, on the other hand, provides the same level of functionality for just over $60,000 – that's half the price!"
  • "The pricing appears fair, and they demonstrate a genuine willingness to work with us on it."
  • "Overall, we'd certainly prefer lower pricing, but Abnormal Security doesn't seem unreasonable compared to similar offerings in the market."

Popular Use Cases

Abnormal Security is primarily used for advanced email threat detection, particularly in catching sophisticated phishing attacks and business email compromise scenarios. Many organizations benefit from its AI-driven technology, which reduces investigation time while enhancing email and identity protection. It effectively isolates spam, creates dedicated folders for unwanted emails like newsletters, and empowers threat-hunting and incident response teams to access critical data points directly.

Service and Support

Abnormal Security's customer service is highly responsive and knowledgeable, with users expressing satisfaction with their quick, thorough support. Many highlight the team's efficiency in addressing issues and delivering detailed explanations. Users appreciate how support representatives avoid unnecessary communication delays and resolve concerns swiftly. Feedback indicates improvements over time, with continued focus on effective communication. Users consistently rate their interactions positively, acknowledging fast response times and comprehensive assistance in handling technical matters.

Deployment

Users describe Abnormal Security's setup as quick and seamless. Many emphasize the simplicity of API integration, with most completing it within a short time and minimal effort. API credentials for Office 365 are easily provided, allowing swift implementation. Several mention the lack of maintenance required post-deployment, highlighting automated backend processes. Setup only requires API integration, and configuration often takes under an hour. Most report minimal administrative involvement, praising its ease and efficiency.

Scalability

Abnormal Security demonstrates excellent scalability across diverse environments. It efficiently manages both large and small operations, facilitating seamless integration during company mergers. Users manage thousands of accounts successfully, such as mail environments with varying mailbox counts. Many emphasize its cloud-based structure enhances adaptability and effortless expansion. Even amid moderate growth, users report smooth scaling without interruptions, indicating a robust capability for accommodating distinct organizational needs.

Stability

Abnormal Security is considered highly stable, with most users rating it between eight and ten for stability. Very few have encountered issues, and any identified bugs are minimal, not affecting overall performance. Some note slight portal incidents, but effective communication mitigates any concerns. The platform is praised for nearly 100% uptime and consistently reliable performance, reassuring users of its dependability in maintaining security and functionality.
These insights are based on the in-depth reviews provided by peers to help you make a better buying decision.
Download our Abnormal Security Buyer's Guide for additional reliable information.

Review data by company size

By reviewers
Company SizeCount
Small Business1
Midsize Enterprise2
Large Enterprise8
By reviewers
By visitors reading reviews
Company SizeCount
Small Business360
Midsize Enterprise277
Large Enterprise724
By visitors reading reviews

Top industries

By visitors reading reviews
Computer Software Company
11%
Financial Services Firm
10%
Manufacturing Company
8%
Government
6%
University
6%
Retailer
5%
Healthcare Company
5%
Construction Company
5%
Educational Organization
4%
Energy/Utilities Company
4%
Comms Service Provider
4%
Real Estate/Law Firm
4%
Outsourcing Company
3%
Non Profit
2%
Legal Firm
2%
Insurance Company
2%
Wholesaler/Distributor
2%
Hospitality Company
2%
Media Company
2%
Pharma/Biotech Company
2%
Consumer Goods Company
2%
Transportation Company
2%
Performing Arts
2%
Recruiting/Hr Firm
1%
Logistics Company
1%
Marketing Services Firm
1%
Leisure / Travel Company
1%
Engineering Company
1%

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Learn more about Abnormal Security

Abnormal Security is specializes in protecting email communications, detecting and preventing threats, filtering out spam and phishing emails, and blocking malicious attachments. Users rely on Abnormal Security to enhance their email security, identify and stop sophisticated attacks, safeguard sensitive information, and improve overall cybersecurity measures.

Abnormal Security targets sophisticated attacks that traditional email security measures might miss. Their system analyzes various data points to build an understanding of email behavior within your organization. This includes emails themselves, sender and recipient information, and even business context. By understanding these patterns, they can identify anomalies that might indicate a malicious attempt. Their solution is designed for the cloud, offering quick deployment and minimal configuration. This eliminates the need for complex setup processes often associated with security software.

Abnormal Security customers appreciate the ease of use in setting up and managing the platform, along with its ability to accurately filter out suspicious emails and prevent potential cyber threats. Abnormal Security has been praised for streamlining processes, boosting productivity, improving communication within teams, providing valuable analytics for informed decision-making, and driving success in various projects. Experience the robust security measures and benefits of Abnormal Security to safeguard your sensitive information and maintain a secure email environment.

Abnormal Security customers

Foot Lcoker, Xerox, Liberty Mutual, Mattel, Boston Scientific

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Product Categories

Product Categories
Email Security
Secure Email Gateway (SEG)

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Abnormal Security Reviews Summary
Author infoRatingReview Summary
Senior Director of IT at Crunch Fitness West Florida and Atlanta (CR Fitness)5.0We transitioned from Mailroute to Abnormal Security for enhanced email protection alongside Microsoft 365. Despite some integration challenges, Abnormal Security's ability to detect threats, including compromised accounts, convinced us of its superior capabilities over other considered solutions.
Senior Director, Information Technology at a insurance company with 51-200 employees3.5I've used Abnormal Security for two years in the finance industry and value its AI-driven email categorization and insights, though there's room for improvement. Integration was easy, support is solid, and overall, I'd rate it an eight.
Cyber Security Engineer at a hospitality company with 10,001+ employees5.0Abnormal Security is crucial for us, providing valuable threat protection, auto-remediation, and an effective abuse mailbox feature. It augments our Proofpoint gateway, offering a great return on investment by saving costs and preventing threats that might be missed otherwise.
Manager, Information Technology Technical Services at a wholesaler/distributor with 5,001-10,000 employees5.0I use Abnormal Security in a medium-sized manufacturing environment to block spam and email threats. Its automated scoring tool enhances threat detection and scales easily. It offers great ROI by preventing business email compromise, though more granular options would be beneficial.
Vice President of Information Security at Comfort Systems USA Inc5.0We implemented Abnormal Security to combat advanced email threats, finding it intuitive and efficient. Although it lacks on-premise support, it surpasses our previous solutions by effectively detecting sophisticated attacks with minimal configuration and excellent support.
IT Manager at a media company with 501-1,000 employees4.5We transitioned from Mimecast to Abnormal Security for enhanced email security. Abnormal Security's auto-remediation and Detection 360 features effectively identify missed threats and improve AI training. However, I wish they could include outbound scanning to prevent malicious emails from being sent.
Sr. Director Information Security at a energy/utilities company with 5,001-10,000 employees4.5I use Abnormal Security for phishing protection, appreciating its auto-remediation and quick deployment. It outperformed previous solutions and integrates AI for evolving threats. Improvement is needed in partnerships. The lack of customization is a drawback.
VP of Engineering at a hospitality company with 1,001-5,000 employees5.0I use Abnormal Security for advanced spam filtering, particularly spear-phishing detection using AI. Its setup is quick via APIs with Microsoft 365. While it's asynchronous, occasionally allowing threats temporarily, it surpasses previous solutions like Cisco IronPort in effectiveness.