API accounts getting 401 unauthorized errorIssue All API accounts are suddenly getting a 401 Unauthorized error for Inbound REST API callsSymptomsUsers getting 401 authentication error using PostmanUsers getting 401 authentication error when making inbound rest callsFactsREST API access policies allow you to restrict access to inbound REST APIs based on the authentication type and the specified filter criteria of the access policy.ReleaseREST API access policiesResolution1. Deactivate the API access policy2. Verify that the authentication profile is correctly configured and has authentication policies assigned to it.