@noreez.ulhassanshah Basic authentication has been deprecated and can no longer be used to authenticate against the Jira Cloud REST API. Try solution. Captcha at Jira's side. I was working with Austin on a related post and I think we found the solution. JIRA Rest API authentication always returns 401 unauthorized. I see this error even if I disable Update Jira step. I would want to confirm that you are using these settings first to make sure your authorization header is correct here. Your profile form appears, letting you edit it. What goes around comes around! Hello everyone , i am facing while retriving the session key through post man , please find the details, JIRA details: https://testinjjirademo.atlassian.net/jira/software/c/projects/QD/boards/1, URI in post man :https://testinjjirademo.atlassian.net/rest/auth/1/session. It resets every quarter so you always have a chance! This grace period has now expired. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. Thanks a lot for taking the time to have a look at this. Wrong credentials. Try solution. Otherwise, register and sign in. Challenges come and go, but your rewards stay with you. What goes around comes around! ! If you want to use the "Jira Integration for Jenkins" plugin, make sure the corresponding Jira plugin is also installed, and both plugins are on the latest release. While the planned effective date in that page was December 1, 2018, you can see in the recent Jira Cloud blog updates in https://confluence.atlassian.com/cloud/blog/2019/07/atlassian-cloud-changes-jul-1-to-jul-8-2019. Facing 401 Unauthorized error for jira search api :https://jira..com/rest/api/2/search?jql=project=ERROR: 401 Unauthorized