Beyond Encryption Mailock for M365 vs Smartlockr Secure Email for Recruiters: 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)..

Smartlockr Secure Email for Recruiters: Secure email solution for recruiters to encrypt and share sensitive candidate data. built by smartlockr. Core capabilities include Zero-knowledge end-to-end encryption, Large file transfer up to 5TB, Secure upload portals and upload requests..

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). Smartlockr Secure Email for Recruiters differentiates with Zero-knowledge end-to-end encryption, Large file transfer up to 5TB, Secure upload portals and upload requests.

Beyond Encryption Mailock for M365 is developed by Beyond Encryption. Smartlockr Secure Email for Recruiters is developed by smartlockr. 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 Smartlockr Secure Email for Recruiters serve similar Email Encryption use cases: both are Email Encryption tools. Review the feature comparison above to determine which fits your requirements.