Zix (OpenText) vs Virtru
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.
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
Pricing: Custom enterprise pricing
Virtru
Virtru provides end-to-end encryption for email and files across Gmail, Outlook, and Google Workspace. Built on the Trusted Data Format (TDF) open standard, Virtru gives senders persistent control over encrypted messages — including the ability to revoke access, set expiration dates, and disable forwarding after sending. Virtru signs BAAs for HIPAA compliance and offers granular audit logging of every access event.
Pros
- Seamless Gmail and Outlook integration
- Sender retains control after sending
- Open standard (TDF) avoids vendor lock-in
- Strong HIPAA and ITAR compliance posture
- Easy deployment for end users
Cons
- Recipients must use Virtru reader or verify identity
- Higher price than gateway-only solutions
- Limited to Google and Microsoft ecosystems
- No built-in email hosting
Pricing: From $87/user/year