OpenText Core Email Encryption is a commercial email encryption solution by OpenText Cybersecurity. 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 with automated DLP policies and delivery methods
Transparent email and attachment encryption for corporate messaging via Outlook
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Based on what each listing shows: deployment, company size, price and open source.
OpenText Core 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 OpenText Core Email Encryption vs PRIM'X ZEDMAIL for email encryption.
OpenText Core Email Encryption: Cloud-based email encryption with automated DLP policies and delivery methods. Built by OpenText Cybersecurity.
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.
OpenText Core Email Encryption is made by OpenText Cybersecurity. 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. OpenText Core Email Encryption and PRIM'X ZEDMAIL 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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