(PHP 5 >= 5.1.2, PHP 7, PECL hash >= 1.1) Finalize an incremental hash and return resulting digest
(PHP 5 >= 5.1.2, PHP 7, PECL hash >= 1.1) Pump data into an active hashing context from a file
(PHP 5 >= 5.5.0, PHP 7) Generate a PBKDF2 key derivation of a supplied password
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