Looking for logging into the Wordpress Codex Hooks 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 Wordpress Codex Hooks site. After that you can login as usual with your login credentials.
https://codex.wordpress.org/Plugin_API/Action_Reference/wp_login
https://codex.wordpress.org/Plugin_API/Hooks
https://codex.wordpress.org/Plugin_API/Action_Reference
https://codex.wordpress.org/Plugin_API/Action_Reference/login_head
https://codex.wordpress.org/Plugin_API/Action_Reference/login_form
https://codex.wordpress.org/Plugin_API/Action_Reference/wp_authenticate
https://codex.wordpress.org/Plugin_API/Filter_Reference/login_url
https://codex.wordpress.org/Plugin_API
https://codex.wordpress.org/Customizing_the_Login_Form
https://usersinsights.com/wordpress-user-login-hooks/
https://stackoverflow.com/questions/24004757/get-current-user-id-not-working-with-wp-login-hook-wordpress
https://stackoverflow.com/questions/7307089/how-to-execute-plugin-after-successful-login-in-wordpress
https://codex.buddypress.org/developer/buddypress-hooks-actions-filters/