The closest Abnormal Messaging Security alternatives are Mimecast Collaboration Threat Protection, Cyvore Security and Tuvis. Picking an Abnormal Messaging Security alternative comes down to fit: Secure Collaboration & Messaging coverage, your environment, your integrations and your budget. So each option below shows what it covers, how it deploys, its pricing model and the company behind it.
15 alternativesClosest matches: Mimecast Collaboration Threat Protection, Cyvore Security, TuvisPage updated Nov 2026
The product
by Abnormal Security
Detects malicious content and URLs in Microsoft Teams and Slack messages.
Abnormal Messaging Security is a commercial Secure Collaboration & Messaging solution made by Abnormal Security. The closest matches by shared tags and NIST CSF 2.0 coverage are Mimecast Collaboration Threat Protection, Cyvore Security, Tuvis, Traceless, and Armour Communications Desktop. All 15 alternatives on this page are ranked the same way.
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VisitThese 8 solutions overlap most with Abnormal Messaging Security. Each row says what the product does and, when the overlap is big enough, which capabilities it shares.
Secures Microsoft Teams, SharePoint & OneDrive from malware and phishing
Key features: 8 listed. See them on the Mimecast Collaboration Threat Protection page.
View Mimecast Collaboration Threat ProtectionMimecast Collaboration Threat Protection alternativesAbnormal Messaging Security vs Mimecast Collaboration Threat Protection
Secures Microsoft Teams, SharePoint & OneDrive from malware and phishing
Workspace security platform for detecting phishing and impersonation attacks
Monitors and secures corporate messaging apps with DLP, URL policies, and audit controls
Instantly de-risk your interactions with your clients and remote team
Licensed secure communications desktop app for Windows 10.
Secure mobile comms platform for defence, approved to NATO Restricted/OFFICIAL SENSITIVE.
Encrypted desktop IP phone solution using Yealink hardware with ShieldIT.
Encrypted mobile voice & messaging app for enterprise secure comms.
Quantum-proof encrypted enterprise messaging, voice, video & AI platform.
Swiss-hosted secure email, messaging, and VPN suite for private comms.
Encrypted voice, video, messaging & file transfer app for Android & iOS.
Encrypted enterprise messaging solution within the SalaX Secure Collaboration suite.
E2E-encrypted messaging, calls & file collaboration for enterprise/gov.
UK firm building secure collaboration solutions for government and defence organisations
On-premises encrypted voice, video, and messaging platform for governments and enterprises
Common questions when weighing alternatives to Abnormal Messaging Security.
The closest matches to Abnormal Messaging Security by shared tags and NIST CSF 2.0 coverage are Mimecast Collaboration Threat Protection, Cyvore Security, Tuvis, Traceless, and Armour Communications Desktop. All of them are Secure Collaboration & Messaging products.
This page shows 15 alternatives to Abnormal Messaging Security, all in the Secure Collaboration & Messaging category. Each one is matched on shared tags and NIST CSF 2.0 areas, and the closest matches rank first.
Abnormal Messaging Security is a commercial Secure Collaboration & Messaging product. It needs a paid license or subscription. Only commercial alternatives are listed here. Free and open source products are under /free.
Abnormal Messaging Security is a Secure Collaboration & Messaging product in the Email & Messaging Security category. You can compare it with the 15 other Secure Collaboration & Messaging products on this page.
Workspace security platform for detecting phishing and impersonation attacks
Key features: 6 listed. See them on the Cyvore Security page.
View Cyvore SecurityCyvore Security alternativesAbnormal Messaging Security vs Cyvore Security
Monitors and secures corporate messaging apps with DLP, URL policies, and audit controls
Key features: 10 listed. See them on the Tuvis page.
View TuvisTuvis alternativesAbnormal Messaging Security vs Tuvis
Instantly de-risk your interactions with your clients and remote team
Key features: 3 listed. See them on the Traceless page.
View TracelessTraceless alternativesAbnormal Messaging Security vs Traceless
Licensed secure communications desktop app for Windows 10.
Key features: 3 listed. See them on the Armour Communications Desktop page.
View Armour Communications DesktopArmour Communications Desktop alternativesAbnormal Messaging Security vs Armour Communications Desktop
Secure mobile comms platform for defence, approved to NATO Restricted/OFFICIAL SENSITIVE.
Key features: 10 listed. See them on the Armour Mobile page.
View Armour MobileArmour Mobile alternativesAbnormal Messaging Security vs Armour Mobile
Encrypted desktop IP phone solution using Yealink hardware with ShieldIT.
Key features: 7 listed. See them on the Assac Networks ShieldIT Desktop IP Phone page.
View Assac Networks ShieldIT Desktop IP PhoneAssac Networks ShieldIT Desktop IP Phone alternativesAbnormal Messaging Security vs Assac Networks ShieldIT Desktop IP Phone
Encrypted mobile voice & messaging app for enterprise secure comms.
Key features: 10 listed. See them on the CommuniTake IntactDialog page.
View CommuniTake IntactDialogCommuniTake IntactDialog alternativesAbnormal Messaging Security vs CommuniTake IntactDialog
No Secure Collaboration & Messaging shortlist yet. This is the closest one.
Updated 2026-11-02
See the shortlist