Online PHP editor | refs for hLO2l

<?php $Clear = "Klartext"; for ($i=50; $i < 500; $i += 50) { $crypted = fnEncrypt($Clear, str_repeat('a', $i)); echo "Encrypred: ".$crypted."</br>"; $newClear = fnDecrypt($crypted, str_repeat('a', $i)); echo "Decrypred: ".$newClear."</br>"; } function fnEncrypt($sValue, $sSecretKey) { return rtrim( base64_encode( mcrypt_encrypt( MCRYPT_RIJNDAEL_256, $sSecretKey, $sValue, MCRYPT_MODE_ECB, mcrypt_create_iv( mcrypt_get_iv_size( MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB ), MCRYPT_RAND) ) ), "\0" ); } function fnDecrypt($sValue, $sSecretKey) { return rtrim( mcrypt_decrypt( MCRYPT_RIJNDAEL_256, $sSecretKey, base64_decode($sValue), MCRYPT_MODE_ECB, mcrypt_create_iv( mcrypt_get_iv_size( MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB ), MCRYPT_RAND ) ), "\0" ); }