Looking for logging into the Apex Create Page Without 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 Apex Create Page Without site. After that you can login as usual with your login credentials.
https://developer.salesforce.com/forums/?id=906F0000000MN7cIAG
https://salesforce.stackexchange.com/questions/163812/how-can-users-access-my-page-without-logging-in
https://community.oracle.com/thread/4038486?start=0&tstart=0
https://stackoverflow.com/questions/13901541/oracle-apex-creating-own-login-page
http://dgielis.blogspot.com/2017/08/create-custom-authentication-and.html
https://dreamevent.secure.force.com/articleView?id=networks_custom_login_apex_controller.htm&type=5
https://o7planning.org/en/10443/custom-authentication-in-oracle-apex
https://www.linkedin.com/pulse/want-create-your-own-oracle-apex-open-door-scheme-tommy-tang
http://rokitta.blogspot.com/2012/10/remember-me-apex-autologin.html
http://when-others-then-null.blogspot.com/2012/12/apex-allowing-users-to-switch.html
https://www.forcetalks.com/salesforce-topic/is-it-possible-to-direct-access-into-community-page-without-login-and-password-and-how/
https://gerardnico.com/ide/apex/public
http://blogforce9.blogspot.com/2014/05/salesforce-login-access-salesforce.html