Features, pricing, ratings, and pros & cons — compared head-to-head.
Beyond Encryption Mailock for Outlook is a commercial email encryption tool by Beyond Encryption. Paubox Email Encryption is a commercial email encryption tool by paubox. Compare features, ratings, integrations, and community reviews side by side to find the best email encryption fit for your security stack.
Based on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Beyond Encryption Mailock for Outlook
SMB and mid-market teams that need to stop encrypted emails from being forwarded or screenshotted after delivery should use Beyond Encryption Mailock for Outlook, since message revocation works even after recipients have opened attachments. The tool covers NIST PR.DS and PR.AA through AES-256 encryption and multi-factor recipient authentication, eliminating the "trust the recipient" problem that plagues standard TLS. Skip this if your org requires integration with Gmail or non-Microsoft clients; Mailock is Outlook-only and leaves users on other platforms without encryption protections.
Healthcare IT teams and compliance officers at startups through mid-market will find Paubox Email Encryption the fastest path to HIPAA-compliant email without retraining users; encryption happens automatically on every outbound message, no portal logins or passcodes required. HITRUST certification and included BAA eliminate the vendor assessment friction that typically stalls healthcare deals, while native Google Workspace and Microsoft 365 integration means deployment takes weeks, not months. Skip this if your organization needs data loss prevention rules, advanced threat detection, or multi-channel encryption beyond email; Paubox does one thing and handles the compliance burden so you don't have to.
Outlook add-in for end-to-end email encryption with recipient auth & revoke.
HIPAA-compliant email encryption for Google Workspace and Microsoft 365
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Common questions about comparing Beyond Encryption Mailock for Outlook vs Paubox Email Encryption for your email encryption needs.
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.
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