Some web servers allow you to use the same CSR when renewing. We recommend that you create a new CSR, please follow the below CSR generation instructions for your web server.

• Apache + MODSSL / OpenSSL
• Apache + Raven
• Apache +SSLeay
• C2Net Stronghold
• Cobalt Series
• cPanel / Web Host Manager
• Ensim
• HSPHERE
• IBM HTTP
• iPlanet Enterprise Server 4.1
• IPSWITCH IMAIL
• Java Based Web Servers / Jakart-Tomcat
• Lotus Domino 4.6. to 5.x
• Microsoft Internet Information Server 4.0
• Microsoft Internet Information Server 5.0 & 6.0
• Netscape Enterprise 3.51
• Novell ConsoleOne
• Deerfield (O'Reilly) Website Professional
• Plesk 5
• Plesk 6
• Plesk 7
• Weblogic
• WebSTAR 4 & 5
• Zeus Web Server v3

Mail Servers:

• Microsoft Outlook Web Access
• Microsoft Exchange Server
• CPPop (cPanel mail server) and other stunnel based mail servers