OpenText Core Email Encryption vs Zivver Secure Email Gateway: 2026 Comparison

OpenText Core Email Encryption: Cloud-based email encryption with automated DLP policies and delivery methods. built by OpenText Cybersecurity. headquartered in Canada. 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..

Zivver Secure Email Gateway: Secure email gateway with automated DLP and zero-knowledge encryption. built by Zivver. headquartered in Netherlands. Core capabilities include Automated sensitive data detection in outbound emails, Zero-knowledge encryption for all outgoing emails, Rule-based security policy enforcement..

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