Beyond Encryption Mailock for M365 vs Virtru Data Protection Gateway: 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)..

Virtru Data Protection Gateway: Automated email & SaaS encryption gateway with DLP rules & access controls. built by Virtru. Core capabilities include Automated inbound and outbound email encryption, SaaS application data encryption, Regex and custom pattern detection for sensitive data..

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). Virtru Data Protection Gateway differentiates with Automated inbound and outbound email encryption, SaaS application data encryption, Regex and custom pattern detection for sensitive data.

Beyond Encryption Mailock for M365 is developed by Beyond Encryption. Virtru Data Protection Gateway is developed by Virtru. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Beyond Encryption Mailock for M365 integrates with Microsoft 365, Microsoft Outlook, Exchange Online, Unipass ID, CRM (generic). Virtru Data Protection Gateway integrates with Salesforce, Zendesk, Gmail, Google Workspace, Microsoft Outlook and 5 more. Check integration compatibility with your existing security stack before deciding.

Beyond Encryption Mailock for M365 and Virtru Data Protection Gateway 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.