Beyond Encryption Mailock for M365 vs Beyond Encryption Mailock® Secure Email: Side-by-Side Comparison (2026)

Beyond Encryption Mailock for M365: AES-256 encrypted email add-on for M365 with auth & revocation. built by Beyond Encryption. Core capabilities include AES-256 end-to-end email encryption, Recipient identity verification via SMS, Q&A, or Unipass ID, Message revocation after send (including post-open)..

Beyond Encryption Mailock® Secure Email: Encrypted email platform with recipient verification, tracking, and revocation. built by Beyond Encryption. Core capabilities include AES-256 encryption for email messages and attachments, Multi-factor recipient authentication and identity verification, Message delivery and open tracking for compliance..

Both serve the Email Encryption market but differ in approach, feature depth, and target audience.

Beyond Encryption Mailock for M365 differentiates with AES-256 end-to-end email encryption, Recipient identity verification via SMS, Q&A, or Unipass ID, Message revocation after send (including post-open). Beyond Encryption Mailock® Secure Email differentiates with AES-256 encryption for email messages and attachments, Multi-factor recipient authentication and identity verification, Message delivery and open tracking for compliance.

Beyond Encryption Mailock for M365 is developed by Beyond Encryption. Beyond Encryption Mailock® Secure Email is developed by Beyond Encryption. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Beyond Encryption Mailock for M365 and Beyond Encryption Mailock® Secure Email serve similar Email Encryption use cases: both are Email Encryption tools, both cover Encryption. Review the feature comparison above to determine which fits your requirements.