Virtru Google Workspace Encryption and Data Privacy is a commercial email encryption solution by Virtru. Z1 SecureMail Gateway is a commercial email encryption solution by Zertificon Solutions GmbH. Features, integrations, deployment and the company behind each one, side by side.
Encryption and data privacy solution for Google Workspace applications
Enterprise email encryption gateway supporting S/MIME, OpenPGP, and digital signing.
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Based on what each listing shows: deployment, company size, price and open source.
Virtru Google Workspace Encryption and Data Privacy fits if you want a cloud product.
Z1 SecureMail Gateway fits if you need both cloud and on-premises options.
Common questions when comparing Virtru Google Workspace Encryption and Data Privacy vs Z1 SecureMail Gateway for email encryption.
Virtru Google Workspace Encryption and Data Privacy: Encryption and data privacy solution for Google Workspace applications. Built by Virtru.
Z1 SecureMail Gateway: Enterprise email encryption gateway supporting S/MIME, OpenPGP, and digital signing. Built by Zertificon Solutions GmbH. Core capabilities include Digital email signing for authenticity and integrity, Automated certificate management via CertMagic®, Inter-organizational encrypted email exchange via GlobalCrypt®.
The table above shows where their features, integrations, deployment and company size fit differ.
Virtru Google Workspace Encryption and Data Privacy is made by Virtru. Z1 SecureMail Gateway is made by Zertificon Solutions GmbH. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Virtru Google Workspace Encryption and Data Privacy and Z1 SecureMail Gateway are both Email Encryption products. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-02
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