Generating a CSR code on IIS7

CSR generation for the Internet Information Server v.7 (IIS7) should be done through Internet Services Manager using the steps below:

  • Click Start > Administrative Tools

  • Start Internet Information Services (IIS) Manager

  • Click Server Name > double-click on the "Server Certificates" button in the "IIS" section, located in the center menu

IIS7 Installation.jpg

  • Choose the "Actions" menu (on the right) > click on "Create Certificate Request".


  • The Request Certificate wizard will be opened. From here, you will need to enter the information required for the CSR code (details and example listed below):


Common Name:

                Organization: MyCompany Ltd

                Organization Unit (eg, section): IT, Support, Sales etc.

                City/ Locality Name: Los Angeles   

                State or Province Name (full name): California

                Country Name (2 letter code): US

For Wildcard SSL certificates the common name should be specified in the format:  *.yourdomain.tld

  • Click Next once all fields are filled in completely

  • In the "Cryptographic Service Provider Properties" window:

    • Leave Cryptographic Service provider Default (Microsoft RSA SChannel Cryptographic Provider)

    • Change the Bit Length to 2048.

In accordance with the Comodo Certificate Authority policy change, starting from December 20, 2010, SSL Certificates can be issued using CSR codes with 2048-bit and higher.

    • Click Next.


  • Specify a filename and location to save your CSR code (e.g. c:\certreq.txt)

  • Click Finish.



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