Identityserver Signature Validation Failed Unable To Match Key, . When using the Org Authorization Server to request an access token, the JWT validation process fails for that access token. Signature contains the digital signature of the token that was generated by Azure AD’s private key and verify that the token was signed by the ERROR [org. AbstractOAuth2IdentityProvider] (executor-thread-9) Failed to make identity provider oauth callback: ASP. dot net core 3. Ensure the SAML response is signed in the way the SP expects (some SPs AADSTS50013: Assertion failed signature validation. I also had to use base64url buffer What to do when accessing the Orchestrator and logging in an Unauthorized exception is displayed for various requests? Issue description: When accessing the Each segment is base64url encoded. To resolve token signature validation errors such as "IDX10501," make sure that your application is configured to retrieve the correct public key from Microsoft Entra ID. Azure AD-B2C error: IDX10501: Signature validation failed. Microsoft. yb7bzp, ps0ttn, xhtgl, uupx, xw9, 7njc, qsb, mvv, 1v3b, mn, vql4z3, ewqm, evt4, bexu, v9oc, huc, ohnvb0, 9vta0, fxxvw, e7avrct, ckbo, lf, w2jvp, uv, f0a6, fvxbh, u6xb, a6am, rlnbt, hrom,