encrypt decrypt php
function encrypt_decrypt($string, $action = 'encrypt') { $encrypt_method = "AES-256-CBC"; $secret_key = 'AA74CDCC2BBRT935136HH7B63C27'; // user define private key $secret_iv = '5fgf5HJ5g27'; // user define secret key $key = hash('sha256', $secret_key); $iv = substr(hash('sha256', $secret_iv), 0, 16); // sha256 is hash_hmac_algo if ($action == 'encrypt') { $output = openssl_encrypt($string, $encrypt_method, $key, 0, $iv); $output = base64_encode($output); } else if ($action == 'decrypt') { $output = openssl_decrypt(base64_decode($string), $encrypt_method, $key, 0, $iv); } return $output; } echo "Your Encrypted password is = ". $pwd = encrypt_decrypt('spaceo', 'encrypt'); echo "Your Decrypted password is = ". encrypt_decrypt($pwd, 'decrypt');