Loading...
Beyond Encryption Mailock for Outlook is a commercial email encryption tool by Beyond Encryption. CloudMask Secure Gmail is a commercial email encryption tool by CloudMask. Compare features, ratings, integrations, and community reviews side by side to find the best email encryption fit for your security stack.
Based on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
SMB and mid-market teams that need to stop encrypted emails from being forwarded or screenshotted after delivery should use Beyond Encryption Mailock for Outlook, since message revocation works even after recipients have opened attachments. The tool covers NIST PR.DS and PR.AA through AES-256 encryption and multi-factor recipient authentication, eliminating the "trust the recipient" problem that plagues standard TLS. Skip this if your org requires integration with Gmail or non-Microsoft clients; Mailock is Outlook-only and leaves users on other platforms without encryption protections.
Teams managing Gmail across startups and mid-market companies need CloudMask Secure Gmail if Gmail's native encryption doesn't satisfy your data residency or key control requirements; the tool keeps encryption keys entirely out of CloudMask's hands, which matters for regulated industries where Google's infrastructure alone won't pass audit. The user-controlled key model aligns with NIST CSF 2.0 Data Security principles by giving you genuine confidentiality control rather than relying on vendor promises. Skip this if your organization needs encryption across multiple email providers or requires formal key escrow for recovery scenarios; CloudMask is Gmail-only and doesn't solve for employees using Outlook or on-premises Exchange.
Outlook add-in for end-to-end email encryption with recipient auth & revoke.
End-to-end Gmail encryption with user-controlled keys and trusted contacts.
Access NIST CSF 2.0 data from thousands of security products via MCP to assess your stack coverage.
Access via MCPNo reviews yet
No reviews yet
Explore more tools in this category or create a security stack with your selections.
Common questions about comparing Beyond Encryption Mailock for Outlook vs CloudMask Secure Gmail for your email encryption needs.
Beyond Encryption Mailock for Outlook: Outlook add-in for end-to-end email encryption with recipient auth & revoke. built by Beyond Encryption. headquartered in United Kingdom. Core capabilities include End-to-end AES-256 email and attachment encryption, Recipient authentication via SMS, Q&A, or Unipass ID, One-click secure email composition from the Outlook ribbon..
CloudMask Secure Gmail: End-to-end Gmail encryption with user-controlled keys and trusted contacts. built by CloudMask. headquartered in Canada. Core capabilities include One-click end-to-end encryption of Gmail subject and body, Automatic encryption of email attachments including file names, User-controlled encryption keys (zero-knowledge to CloudMask)..
Both serve the Email Encryption market but differ in approach, feature depth, and target audience.
Get strategic cybersecurity insights in your inbox