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But don't take our word for it. Believe our happy customers.



We're proud to be trusted by 20,000 businesses. We've earned their trust by delivering easy-to-use email security solutions and by never getting complacent. You can expect the same and feel confident that we will always strive for excellence and offer the gold standard in all that we do.

Influential Institutions Rely on Zix

  • Financial Customers

    All members of the U.S. FFIEC, more than 20 state financial regulators and 30% of U.S. Banks

  • Healthcare Customers

    Over 1,200 U.S. hospitals and more than 30% of Blue Cross Blue Shield organizations

  • Government Customers

    The U.S. Securities & Exchange Commission and Seven Divisions of the U.S. Treasury