Beyond Encryption Mailock for M365 vs ShareFile Email & File Encryption: 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)..

ShareFile Email & File Encryption: Email and file encryption solution for secure data sharing and storage. built by ShareFile. Core capabilities include 256-bit bank-level encryption for files and emails, Email plugins for Microsoft Outlook and Gmail, Secure file sharing up to 100 GB..

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). ShareFile Email & File Encryption differentiates with 256-bit bank-level encryption for files and emails, Email plugins for Microsoft Outlook and Gmail, Secure file sharing up to 100 GB.

Beyond Encryption Mailock for M365 is developed by Beyond Encryption. ShareFile Email & File Encryption is developed by ShareFile. 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 ShareFile Email & File Encryption 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.