Maison >développement back-end >tutoriel php >PHP浣跨敤DES杩涜鍔犲瘑涓庤В瀵嗙殑鏂规硶_PHP鏁欑▼ | 甯涔嬪
銆€銆€浠g爜濡備笅:
銆€銆€//$input - stuff to decrypt
銆€銆€//$key - the secret key to use
銆€銆€function do_mencrypt($input, $key)
銆€銆€{
銆€銆€$input = str_replace(""n", "", $input);
銆€銆€$input = str_replace(""t", "", $input);
銆€銆€$input = str_replace(""r", "", $input);
銆€銆€$key = substr(md5($key), 0, 24);
銆€銆€$td = mcrypt_module_open('tripledes', '', 'ecb', '');
銆€銆€$iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
銆€銆€mcrypt_generic_init($td, $key, $iv);
銆€銆€$encrypted_data = mcrypt_generic($td, $input);
銆€銆€mcrypt_generic_deinit($td);
銆€銆€mcrypt_module_close($td);
銆€銆€return trim(chop(base64_encode($encrypted_data)));
銆€銆€}
銆€銆€//$input - stuff to decrypt
銆€銆€//$key - the secret key to use
銆€銆€function do_mdecrypt($input, $key)
銆€銆€{
銆€銆€$input = str_replace(""n", "", $input);
銆€銆€$input = str_replace(""t", "", $input);
銆€銆€$input = str_replace(""r", "", $input);
銆€銆€$input = trim(chop(base64_decode($input)));
銆€銆€$td = mcrypt_module_open('tripledes', '', 'ecb', '');
銆€銆€$key = substr(md5($key), 0, 24);
銆€銆€$iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
銆€銆€mcrypt_generic_init($td, $key, $iv);
銆€銆€$decrypted_data = mdecrypt_generic($td, $input);
銆€銆€mcrypt_generic_deinit($td);
銆€銆€mcrypt_module_close($td);
銆€銆€return trim(chop($decrypted_data));
銆€銆€}