Fix: IDX21323: RequireNonce is 'True'. OpenIdConnectProtocolValidationContext.Nonce was null byAuthor •October 25, 2023 The error message "IDX21323: RequireNonce is 'True'. OpenIdConnectProtocolValidationContext.Nonce was null" is related to OpenID Connect (OIDC) authentication. It indicates that the OIDC authentication process requires a "nonce…