Function: Notifies the blog admin of a user changing password, normally via email.

Function: Returns the time-dependent variable for nonce creation.

Function: Verifies that a correct security nonce was used with time limit.

Function: Checks if a user is logged in, if not it redirects them to the login page.

Function: Ensures intent by verifying that a user was referred from another admin page with the correct security nonce.

Function: Verifies the Ajax request to prevent processing requests external of the blog.

Function: Redirects to another page.

Function: Sanitizes a URL for use in a redirect.

Function: Parses a cookie into its components.