PRIM'X ZEDMAIL is a commercial email encryption solution by PRIM'X. Zivver Secure Email Gateway is a commercial email encryption solution by Zivver. Features, integrations, deployment and the company behind each one, side by side.
Transparent email and attachment encryption for corporate messaging via Outlook
Secure email gateway with automated DLP and zero-knowledge encryption
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Based on what each listing shows: deployment, company size, price and open source.
PRIM'X ZEDMAIL fits if you need to run it on your own servers.
Zivver Secure Email Gateway fits if you need both cloud and on-premises options.
Common questions when comparing PRIM'X ZEDMAIL vs Zivver Secure Email Gateway for email encryption.
PRIM'X ZEDMAIL: Transparent email and attachment encryption for corporate messaging via Outlook. Built by PRIM'X.
Zivver Secure Email Gateway: Secure email gateway with automated DLP and zero-knowledge encryption. Built by Zivver.
The table above shows where their features, integrations, deployment and company size fit differ.
PRIM'X ZEDMAIL is made by PRIM'X. Zivver Secure Email Gateway is made by Zivver. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. PRIM'X ZEDMAIL and Zivver Secure Email Gateway are both Email Encryption products, and both cover Encryption. Use the table above to see where features, deployment and company size fit differ.
No Email Encryption shortlist yet. This is the closest one.
Updated 2026-11-02
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