Beyond Encryption Mailock for Outlook vs Paubox Email Encryption: Side-by-Side Comparison (2026)

Beyond Encryption Mailock for Outlook: Outlook add-in for end-to-end email encryption with recipient auth & revoke. built by Beyond Encryption. Core capabilities include End-to-end AES-256 email and attachment encryption, Recipient authentication via SMS, Q&A, or Unipass ID, One-click secure email composition from the Outlook ribbon..

Paubox Email Encryption: HIPAA-compliant email encryption for Google Workspace and Microsoft 365. built by paubox. Core capabilities include Automatic encryption of every outbound email by default, 128-bit or 256-bit AES encryption, Transport Layer Security (TLS) 1.2 or higher for message delivery..

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

Beyond Encryption Mailock for Outlook differentiates with End-to-end AES-256 email and attachment encryption, Recipient authentication via SMS, Q&A, or Unipass ID, One-click secure email composition from the Outlook ribbon. Paubox Email Encryption differentiates with Automatic encryption of every outbound email by default, 128-bit or 256-bit AES encryption, Transport Layer Security (TLS) 1.2 or higher for message delivery.

Beyond Encryption Mailock for Outlook is developed by Beyond Encryption. Paubox Email Encryption is developed by paubox. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Beyond Encryption Mailock for Outlook and Paubox Email Encryption serve similar Email Encryption use cases: both are Email Encryption tools. Review the feature comparison above to determine which fits your requirements.