Beyond Encryption Mailock for M365 vs PRIM'X ZEDMAIL: 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..

PRIM'X ZEDMAIL: Transparent email and attachment encryption for corporate messaging via Outlook. built by PRIM'X..

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

Beyond Encryption Mailock for M365 is developed by Beyond Encryption. PRIM'X ZEDMAIL is developed by PRIM'X. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Beyond Encryption Mailock for M365 and PRIM'X ZEDMAIL serve similar Email Encryption use cases: both are Email Encryption tools, both cover Encryption, Outlook, Microsoft 365. Review the feature comparison above to determine which fits your requirements.