Intermedia Email Encryption is a commercial email encryption solution by Intermedia. PRIM'X ZEDMAIL is a commercial email encryption solution by PRIM'X. Features, integrations, deployment and the company behind each one, side by side.
Cloud-based email encryption service using PKI, S/MIME & X.509 for orgs.
Transparent email and attachment encryption for corporate messaging via Outlook
See more solutions in this category, or build a security stack from your picks.
Based on what each listing shows: deployment, company size, price and open source.
Intermedia Email Encryption fits if you want a cloud product.
PRIM'X ZEDMAIL fits if you need to run it on your own servers.
Common questions when comparing Intermedia Email Encryption vs PRIM'X ZEDMAIL for email encryption.
Intermedia Email Encryption: Cloud-based email encryption service using PKI, S/MIME & X.509 for orgs. Built by Intermedia.
PRIM'X ZEDMAIL: Transparent email and attachment encryption for corporate messaging via Outlook. Built by PRIM'X.
The table above shows where their features, integrations, deployment and company size fit differ.
Intermedia Email Encryption is made by Intermedia. PRIM'X ZEDMAIL is made by PRIM'X. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Intermedia Email Encryption and PRIM'X ZEDMAIL are both Email Encryption products, and both cover Encryption, Microsoft 365. 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
See the shortlist
