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<?php $key = 'FSHcT+sfRO/siok2ooweuA=='; $key = base64_decode($key); $message = 'I want to decode this'; // $iv = mcrypt_create_iv(16, MCRYPT_DEV_URANDOM); $iv = '0000000000000000'; print $iv.'<p>'; $encrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $key, $message, MCRYPT_MODE_CBC, $iv); $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $key, $encrypted, MCRYPT_MODE_CBC, $iv); print base64_encode($encrypted); ?>
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
0000000000000000<p> Fatal error: Uncaught Error: Call to undefined function mcrypt_encrypt() in /in/UhGcf:10 Stack trace: #0 {main} thrown in /in/UhGcf on line 10
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
0000000000000000<p> Fatal error: Call to undefined function mcrypt_encrypt() in /in/UhGcf on line 10
Process exited with code 255.

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