SSO using SAML not working and throwing an error message
Symptoms
Single Sign on does not work and an error message is logged in the trace file.
Error/warning messages
Error on Default.aspx -- Invalid algorithm specified.
at System.Security.Cryptography.CryptographicException.ThrowCryptographicException
at System.Security.Cryptography.Utils.SignValue
Resolution
Please make sure that GP 17.02.073.000 installed. Follow the exact instructions in the patch release notes for reinstalling the certificate and recreating the trust on the ADFS server.