Beyond Encryption Mailock for Outlook vs OpenText Core 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..

OpenText Core Email Encryption: Cloud-based email encryption with automated DLP policies and delivery methods. built by OpenText Cybersecurity. Core capabilities include Automated email encryption based on DLP policies, Real-time scanning of outbound emails, Best Method of Delivery (BMOD) engine with S/MIME, TLS, and Secure Messaging Portal..

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. OpenText Core Email Encryption differentiates with Automated email encryption based on DLP policies, Real-time scanning of outbound emails, Best Method of Delivery (BMOD) engine with S/MIME, TLS, and Secure Messaging Portal.

Beyond Encryption Mailock for Outlook is developed by Beyond Encryption. OpenText Core Email Encryption is developed by OpenText Cybersecurity. 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 OpenText Core Email Encryption serve similar Email Encryption use cases: both are Email Encryption tools. Review the feature comparison above to determine which fits your requirements.