Abnormal Email Security
Abnormal Email Security: A focused cloud gateway for BEC, phishing, vendor fraud, and outbound DLP. Ranked #8 of 34 in Email Security Gateways by our editors (8.5/10); pricing: Pricing on request; best for behavioral BEC and vendor-fraud defense.
At a glance
- Editor score8.5 / 10
- PricingPricing on request
- Best forBehavioral BEC and vendor-fraud defense
- Outbound filteringYes
- Founded2018 · San Francisco, CA
- Facts checked19 Sep 2026
Where it wins
- Behavioral AI analyzes identity, relationships, and communication patterns.
- Automates email triage, investigation workflows, and remediation.
- Protects Microsoft 365 and Google Workspace through API integrations.
Where it doesn't
- Pricing requires a demo or custom quote.
- Cloud deployment is centered on Microsoft 365 and Google Workspace.
- The strongest focus is socially engineered email threats.
Our verdict on Abnormal Email Security
Abnormal Email Security is a cloud-native email security platform for organizations using Microsoft 365 or Google Workspace. It connects through APIs and focuses on socially engineered threats that can bypass conventional filtering, including business email compromise, phishing, vendor compromise, invoice fraud, and account takeover. Its behavioral AI evaluates identity, relationship, and communication patterns, while inbound and outbound protection supports both threat defense and data-loss-prevention policies. Security teams also get search and respond workflows for investigation, plus automated email triage and remediation.
The platform’s standout capability is behavioral detection tied to the way people and organizations communicate. That approach is relevant for attacks involving impersonation, unusual requests, vendor relationships, and payment-related messages. Custom AI detection models and rules extend the detection layer, while the AI Security Mailbox helps automate phishing-report triage. Together, these features make Abnormal Email Security a strong fit for teams that need more than basic spam filtering and want investigation and response functions in the same cloud service.
Platform fit is straightforward for organizations already operating on Microsoft 365 or Google Workspace, with support for both ecosystems and API-based deployment. Pricing is handled through a demo or custom quote rather than a standard public plan structure, so buyers should expect a sales-led evaluation. Abnormal Email Security suits organizations prioritizing behavioral BEC, phishing, vendor-fraud defense, and outbound DLP. Buyers seeking broad support across other collaboration platforms or a self-contained, publicly priced product should compare alternatives before selecting it.
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Abnormal Email Security pricing
Abnormal Email Security fact sheet
| Free plan | Not verified |
|---|---|
| Paid from | Not verified |
| Outbound filtering | Yes |
| Impersonation protection | Yes |
| Malware sandboxing | Not verified |
| Deployment model | Cloud |
| Microsoft 365 support | Yes |
| Google Workspace support | Yes |
| Deployment | Cloud |
| Platforms | Web |
| Integrations | 2 integrations: Microsoft 365, Google Workspace |
| Pricing | Pricing on request |
| Website | abnormal.ai |
| Facts checked | 19 Sep 2026 |
Abnormal Email Security integrations
Abnormal Email Security lists 2 integrations on its own site.
- Microsoft 365
- Google Workspace
Alternatives to Abnormal Email Security
- Sublime SecurityA customizable email security platform with unusually broad protection in its free Core plan.9.4
- Sophos EmailA broad cloud gateway for Microsoft 365 and Google Workspace email protection.9.2
- Cloudflare Email SecurityA flexible email gateway for organizations needing layered inbound and outbound protection.9.0
See all Abnormal Email Security alternatives →
Abnormal Email Security vs the competition
- Abnormal Email Security vs Sublime Security
- Abnormal Email Security vs Sophos Email
- Abnormal Email Security vs Cloudflare Email Security
- Abnormal Email Security vs Darktrace / EMAIL
- Abnormal Email Security vs Check Point Email Security
- Abnormal Email Security vs Mimecast Secure Email Gateway
Compare Abnormal Email Security with any tool side by side →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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