SecurelyShare for Email is a commercial email encryption solution by SecurelyShare. 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.
End-to-end email encryption solution with centralized policy management
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.
SecurelyShare for Email fits if you want a cloud product.
Z1 SecureMail Gateway fits if you need both cloud and on-premises options and you are a startup.
Common questions when comparing SecurelyShare for Email vs Z1 SecureMail Gateway for email encryption.
SecurelyShare for Email: End-to-end email encryption solution with centralized policy management. Built by SecurelyShare.
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.
SecurelyShare for Email is made by SecurelyShare. 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. SecurelyShare for Email and Z1 SecureMail Gateway are both Email Encryption products, and both cover Encryption. 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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