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Why Is The Thumbprint Algorithm SHA1 On A SHA2 Certificate? (Doc ID 2197889.1)

Last updated on AUGUST 15, 2023

Applies to:

Oracle HTTP Server - Version and later
Information in this document applies to any platform.


A certificate request was generated and sent to a Certificate Authority (CA) for signing.  Reviewing the certificates received from the CA by clicking on the certificate in on a MS Windows machine shows that the certificate is a SHA256 (SHA-2) certificate:

However, reviewing the rest of the fields in the certificate shows that the Thumbprint algorithm is SHA1:

Is there a problem with this certificate?  Does the thumbprint field need to be considered in setting up SSL communication between components on system?


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