Beyond Encryption Mailock for M365 vs SecurelyShare for 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)..

SecurelyShare for Email: End-to-end email encryption solution with centralized policy management. built by SecurelyShare. Core capabilities include End-to-end email encryption without client installation, Integration with anti-spam, anti-virus, DLP, and archiving systems, Centralized policy-based encryption management..

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). SecurelyShare for Email differentiates with End-to-end email encryption without client installation, Integration with anti-spam, anti-virus, DLP, and archiving systems, Centralized policy-based encryption management.

Beyond Encryption Mailock for M365 is developed by Beyond Encryption. SecurelyShare for Email is developed by SecurelyShare. 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 SecurelyShare for 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.