Looking for logging into the Jira Page Passed Authentication site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Jira Page Passed Authentication site. After that you can login as usual with your login credentials.
https://confluence.atlassian.com/jirakb/jira-user-from-ldap-has-passed-authentication-but-can-t-login-special-character-in-username-728630917.html
https://community.atlassian.com/t5/Jira-questions/Passing-username-and-password-via-URL-to-jira/qaq-p/16679
https://community.atlassian.com/t5/Answers-Developer-Questions/JIRA-Login-Authentication-without-password/qaq-p/500241
https://community.atlassian.com/t5/Jira-questions/JIRA-The-User-XXX-has-PASSED-authentication-but-browser-does-not/qaq-p/227148
https://community.atlassian.com/t5/Jira-questions/JIRA-User-authenticates-successfully-but-browser-does-not/qaq-p/263663
https://confluence.atlassian.com/jirakb/unable-to-login-to-jira-applications-596770904.html
https://community.atlassian.com/t5/Jira-questions/Getting-pop-up-authentication-as-username-and-password-is/qaq-p/188426
https://community.atlassian.com/t5/Answers-Developer-Questions/JIRA-is-it-possible-to-get-user-login-history/qaq-p/489043
https://community.atlassian.com/t5/Jira-questions/How-do-I-log-in-jira-using-REST-api/qaq-p/554494
https://community.atlassian.com/t5/Jira-questions/Am-being-asked-login-credentials-repeatedly-on-JIRA-5-0/qaq-p/359256
https://community.atlassian.com/t5/Jira-questions/JIRA-Login-Screen-is-looping/qaq-p/360725
https://developer.atlassian.com/server/jira/platform/basic-authentication/
https://community.atlassian.com/t5/Answers-Developer-Questions/How-to-login-user-programmatically/qaq-p/523638