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Certificate Signing for buffalo.edu

Signed certificates are commonly used in web applications to verify the name of the server being contacted.

UB offers two vendors, Comodo and Versign, from which departments can purchase or renew signed certificates for buffalo.edu and its subdomains. Unless specified by a unit, UB will purchase certificates from Comodo.

General Notes about Certificate Signing Requests

  • Even if you're renewing a non-IIS server you may have to generate a new cert signing request. Send email to support staff to ask about specific details.
  • Key lengths must be 2,048 bits or greater.
  • IIS version 5 or newer users:
    If you have trouble generating a new request or a renewal request with a certificate, read the Microsoft Knowledge Base article (#295281). If the link doesn't work search the knowledge base for:
    How To Renew or Create New Certificate Signing Request While Another Certificate Is Currently Installed.

Consider the fee schedule when you choose a certificate vendor.

See the fees to purchase signing certificates.

5/26/13

To complete a certificate request form, you will need to collect some information.

5/26/13

Comodo signing services pricing varies by type and duration. (All prices are subject to change.) The legacy certificates are signed with an older root and are normally not needed unless older mobile devices (e.g. Windows Mobile 5) are clients and those clients are unable to install the current Comodo root.

5/26/13

VeriSign SSL Certificates and Website Security Solutions are now from Symantec.

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