Beyond Encryption Mailock for M365 is a commercial email encryption solution by Beyond Encryption. CloudMask E2EE for Healthcare is a commercial email encryption solution by CloudMask. Features, integrations, deployment and the company behind each one, side by side.
AES-256 encrypted email add-on for M365 with auth & revocation.
E2E encryption for healthcare emails, files & apps protecting ePHI/PII.
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Based on what each listing shows: deployment, company size, price and open source.
Beyond Encryption Mailock for M365 fits if you want a cloud product.
CloudMask E2EE for Healthcare fits if you need both cloud and on-premises options.
Common questions when comparing Beyond Encryption Mailock for M365 vs CloudMask E2EE for Healthcare for email encryption.
Beyond Encryption Mailock for M365: AES-256 encrypted email add-on for M365 with auth & revocation. Built by Beyond Encryption.
CloudMask E2EE for Healthcare: E2E encryption for healthcare emails, files & apps protecting ePHI/PII. Built by CloudMask.
The table above shows where their features, integrations, deployment and company size fit differ.
Beyond Encryption Mailock for M365 is made by Beyond Encryption. CloudMask E2EE for Healthcare is made by CloudMask. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Beyond Encryption Mailock for M365 and CloudMask E2EE for Healthcare are both Email Encryption products, and both cover Encryption. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-02
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