Zix (OpenText)
Enterprise email encryption with the largest install base and policy-based automation
Email EncryptionCustom enterprise pricing
How we work:This listing is aggregated from Zix (OpenText)'s official documentation, public pricing pages, community discussions (Reddit, HN, forums), and real user feedback. We do not do hands-on testing. We aggregate and organize what's already out there. Last verified February 2026.
What is Zix (OpenText)?
Zix, now part of OpenText, is one of the longest-established email encryption platforms with a massive install base across healthcare, finance, and government. Zix provides policy-based encryption that automatically secures emails containing sensitive data, using TLS and a secure portal fallback. Its ZixDirectory enables direct encrypted delivery between Zix customers without portal friction. Zix signs BAAs and meets HIPAA, PCI DSS, and SOX requirements.
Best for: Large enterprises in healthcare and finance needing proven, policy-based email encryption at scale with deep compliance support
Pros
- ✓ Largest install base — ZixDirectory reduces portal friction
- ✓ Mature, proven platform with 20+ years in market
- ✓ Strong regulatory compliance (HIPAA, PCI, SOX)
- ✓ Policy engine automates encryption decisions
- ✓ Enterprise-grade scalability
Cons
- ✗ Portal experience for non-Zix recipients
- ✗ Interface feels dated compared to newer competitors
- ✗ OpenText acquisition creates product roadmap uncertainty
- ✗ Pricing not publicly listed
Key Features
→Policy-based automatic email encryption
→ZixDirectory for frictionless delivery between Zix customers
→TLS encryption with secure portal fallback
→DLP scanning and content filtering
→HIPAA, PCI DSS, and SOX compliance
→Email archiving and retention
→Microsoft 365 and on-premise Exchange support
→Centralized admin console
Quick Info
| Pricing | Custom enterprise pricing |
| Model | Per-user |
| Founded | 1988 |
| Cloud | Yes |
| Self-Hosted | Yes |
Last updated: Feb 25, 2026
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Certifications
HIPAASOC 2PCI DSS