Need Help?

You've come to the right place.



We are the leader in email encryption, and we've become a trusted partner by delivering superior solutions. And while our security may be the easiest to use, that doesn't mean you won't have questions along the way. That's where support comes in. Please reference our FAQs for quick answers, explore our support portal for extra detail and reach out to support when you need more help.


A helpful guide in navigating frequently asked questions from our customers.

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  • How do I contact support?

    Encrypted Email Recipients: Recipients of encrypted email who need assistance should contact the sending organization's support group. This support contact information is provided on the portal login page.

    ZixMail Non-Corporate Customers: To open a ticket, please email Please allow up to 6 business hours for email responses.

    ZixGateway, ZixOne and ZixMail Corporate Customers: Corporate customer administrators may contact us by phone, email or through our support portal. Our support number is 888-576-4949.

    Our support business hours are Monday to Friday from 7 a.m. CT to 7 p.m. CT. Corporate customers may request emergency phone assistance outside normal business hours.

  • Is there any cost to upgrade or maintain my software?

    All patches, updates and new software releases for Zix are included in your service. There is no cost to upgrade. We recommend the use of latest versions, which are available in the downloads section of our support portal.

Support Portal

Please visit our support portal to access knowledge base articles, learn about the latest upgrades and product features and submit a support ticket.

When you arrive on our support portal, you can immediately access knowledgebase articles for recipients who have questions about email encryption and for software downloads related to ZixMail. Please login for additional knowledgebase articles and software downloads related to ZixGateway and the management of all Zix solutions.

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