Secure multiple domains and
sub domains on the same server with a single SSL Certificate &
single IP address with Wildcard and Subject Alternative Names (SANs).
GlobalSign provides the strongest SSL encryption available by using SHA-256 and a minimum of 2048 bit RSA keys, additionally we offer ECC support. Our IPv6 enabled global infrastructure ensures your website receives the fastest secure site load speed in the industry.Learn more
GlobalSign SSL provides ongoing security services. Our partnership with Netcraft provides a phishing alert service to notify you if a phishing attack is detected on your site.Learn more
GlobalSign SSL is transparently trusted by every popular browser, application and device. Visitors, no matter what device they use, will automatically trust your SSL security.View Compatibility list
GlobalSign is audited for WebTrust annually by Ernst & Young and has been compliant since 2001. The company is active in the CA/B Forum & Trusted Internet Movement.Read more about operational security
SSL can be confusing, but our Client Services team is here to help every step of the way. With offices around the world and local language support, we pride ourselves on our excellent reputation for SSL support.Read independent customer reviews
Receive "Premium" features free of charge (other providers charge extra) - install your SSL Certificate on as many servers as needed and use the same SSL Certificate for both www.example.com and example.com.
Enable secure connections to websites hosted on Apache servers.
Apache is the most popular server for hosting websites. For help installing and configuring SSL for Apache, check out our Tech Support section.
Enable secure connections to websites hosted by Microsoft Exchange Server.
GlobalSign is one of the few Certificate Authorities recommended for use by Microsoft when using SSL on Exchange. Review our Tech Support documents and how-to guides and if you additional need help, please contact us.
Enable secure connections to websites hosted by Microsoft IIS.
All GlobalSign SSL Certificates can be installed on an unlimited number of Windows servers, both physical and virtual, without needing to purchase additional licenses. For help configuring SSL on IIS, please see our related Tech Support pages.
Enable secure connections to websites hosted by Tomcat.
Tomcat is a Java based webserver using the Java keytools. To configure SSL on Tomcat, please review our Tech Support pages. Please contact technical support for additional assistance.
GlobalSign’s Managed SSL Solution provides enterprise level certificate management for simplifying the management and deployment of high volume SSL CertificatesLearn about GlobalSign Managed SSL