New and updated in 2.0.3
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functionwp_verify_nonce()
Verifies that a correct security nonce was used with time limit.
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functionwp_create_nonce()
Creates a cryptographic token tied to a specific action, user, user session, and window of time.
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functionwp_hash()
Gets the hash of the given string.
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functioncheck_ajax_referer()
Verifies the Ajax request to prevent processing requests external of the blog.
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functionwp_set_current_user()
Changes the current user by ID or name.
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functionwp_get_current_user()
Retrieves the current user object.
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Filters the category nicename before it is sanitized.
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hookpre_user_login
Filters a username after it has been sanitized.
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Filters a user’s nicename before the user is created or updated.
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hookpre_user_url
Filters a user’s URL before the user is created or updated.
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hookpre_user_email
Filters a user’s email before the user is created or updated.
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Filters a user’s nickname before the user is created or updated.
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Filters a user’s first name before the user is created or updated.
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Filters a user’s last name before the user is created or updated.
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Filters a user’s display name before the user is created or updated.
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Filters a user’s description before the user is created or updated.
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functionwp_get_cookie_login()
Gets the user cookie login. This function is deprecated.