Secure Email Encryption with DigiCert® SSL

Email is meant to be private and secure. Protect your sensitive information in today's mobile workplace with a DigiCert SSL Certificate, providing the strongest encryption available in the server security industry. DigiCert SSL on your mailserver means that your usernames, passwords, and email correspondence are kept private and secure.

Trust & Confidence

DigiCert is trusted by corporate, government, and educational instituions worldwide, and is one of the largest and fastest growing SSL providers in the world. From 24-hour phone, email, and chat support to competitive pricing on all of our certificates, DigiCert is simply the best value in SSL.

SSL Certificates for Email Servers

All of our SSL products work well with email servers, depending on your specific circumstances. Here's an overview:

Multi Domain
Secures up to 25 names, including internal names and names from multiple base domains. Designed for Microsoft Exchange Server 2007 -- works great on other servers, too.

Wildcard SSL Certificates
Secure unlimited subdomains of your domain (and the base domain itself), and secure unlimited servers at no extra cost.

2048-Bit Single SSL Certificates
Secure one fully-qualified domain name (with and without the "www").

EV Certificates
The strongest validation available secures one name (with and without the "www").