PHP 5.4.x Handbuchhash_pbkdf2(PHP 5 >= 5.5.0) hash_pbkdf2 — Generate a PBKDF2 key derivation of a supplied password Beschreibung
string hash_pbkdf2
( string
$algo
, string $password
, string $salt
, int $iterations
[, int $length = 0
[, bool $raw_output = false
]] )Parameter-Liste
Rückgabewerte
Returns a string containing the derived key as lowercase hexits
unless Fehler/ExceptionsAn E_WARNING will be raised if the algorithm is unknown, the iterations parameter is less than or equal to 0, the length is less than 0 or the salt is too long (greater than INT_MAX - 4). Changelog
Beispiele
Beispiel #1 hash_pbkdf2() example, basic usage
<?php Das oben gezeigte Beispiel erzeugt folgende Ausgabe: 120fb6cffcf8b32c43e7 AnmerkungenAchtung
The PBKDF2 method can be used for hashing passwords for storage (It is NIST approved for that use). However, it should be noted that CRYPT_BLOWFISH is better suited for password storage and should be used instead. Siehe auch
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