https://nzpcmad.blogspot.com/2017/03/adfs-wif10201-no-valid-key-mapping-found.html
Random thoughts and collisions: ADFS : WIF10201: No valid key mapping found
The error is: WIF10201: No valid key mapping found for securityToken: 'System.IdentityModel.Tokens.X509SecurityToken' and issuer: 'http://M...
random thoughtscollisionsadfs