PHP
(quick examples)
ENCRYPT PASSWORD $CIPHER = password_hash($CLEAR, PASSWORD_DEFAULT);
VERIFY PASSWORD echo password_verify($CLEAR, $CIPHER) ? "VALID" : "INVALID" ;
ENCRYPT PASSWORD $CIPHER = openssl_encrypt($CLEAR, "AES-128-ECB", "SECRETKEY");
VERIFY PASSWORD echo openssl_decrypt($CIPHER, "AES-128-ECB", "SECRETKEY") == $CLEAR ? "VALID" : "INVALID" ;
NOT REALLY A GOOD IDEA! Secret key compromise = All passwords visible to hacker. Lost secret key = crippled system.
ENCRYPT PASSWORD $SALT = substr(base_convert(sha1(uniqid( mt_rand())), 16, 36), 0, 14); $CIPHER = crypt($CLEAR, $SALT);
VERIFY PASSWORD echo hash_equals($CIPHER, crypt($CLEAR, $CIPHER)) ? "VALID" : "INVALID" ;
ENCRYPT PASSWORD $SALT = substr(base_convert(sha1(uniqid( mt_rand())), 16, 36), 0, 14); $CIPHER = crypt($CLEAR, $SALT);
VERIFY PASSWORD $DSALT = substr($CIPHER, 0, 14); $DPASS = substr($CIPHER, 14); echo md5($DSALT . $CLEAR) == $DPASS ? "VALID" : "INVALID" ;