3v4l.org

run code in 300+ PHP versions simultaneously
<?php /** * http://stackoverflow.com/questions/9262109/php-simplest-two-way-encryption/30189841#30189841 * * This is not safe to use */ class UnsafeCrypto { const METHOD = 'aes-256-ctr'; /** * Encrypts (but does not authenticate) a message * * @param string $message - plaintext message * @param string $key - encryption key (raw binary expected) * @param boolean $encode - set to TRUE to return a base64-encoded * @return string (raw binary) */ public static function encrypt($message, $key, $encode = false) { $nonceSize = openssl_cipher_iv_length(self::METHOD); $nonce = openssl_random_pseudo_bytes($nonceSize); $ciphertext = openssl_encrypt( $message, self::METHOD, $key, OPENSSL_RAW_DATA, $nonce ); // Now let's pack the IV and the ciphertext together // Naively, we can just concatenate if ($encode) { return base64_encode($nonce.$ciphertext); } return $nonce.$ciphertext; } /** * Decrypts (but does not verify) a message * * @param string $message - ciphertext message * @param string $key - encryption key (raw binary expected) * @param boolean $encoded - are we expecting an encoded string? * @return string */ public static function decrypt($message, $key, $encoded = false) { if ($encoded) { $message = base64_decode($message, true); if ($message === false) { throw new Exception('Encryption failure'); } } $nonceSize = openssl_cipher_iv_length(self::METHOD); $nonce = mb_substr($message, 0, $nonceSize, '8bit'); $ciphertext = mb_substr($message, $nonceSize, null, '8bit'); $plaintext = openssl_decrypt( $ciphertext, self::METHOD, $key, OPENSSL_RAW_DATA, $nonce ); return $plaintext; } } $message = 'Ready your ammunition; we attack at dawn.'; $key = hex2bin('000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f'); $encrypted = UnsafeCrypto::encrypt($message, $key); $decrypted = UnsafeCrypto::decrypt($encrypted, $key); var_dump($encrypted, $decrypted);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.4.30.0270.00717.76
8.4.20.0200.00617.67
8.4.10.0200.00817.56
8.3.160.0210.01017.77
8.3.150.0240.00416.81
8.3.140.0170.00417.55
8.3.130.0190.00617.18
8.3.120.0170.00518.09
8.3.110.0230.00617.40
8.3.100.0230.00716.65
8.3.90.0230.00618.01
8.3.80.0230.00616.59
8.3.70.0220.00616.79
8.3.60.0210.00719.29
8.3.50.0170.00818.46
8.3.40.0190.00618.83
8.3.30.0180.00819.27
8.3.20.0210.00619.74
8.3.10.0180.00719.98
8.3.00.0150.00519.93
8.2.270.0060.00917.08
8.2.260.0160.00217.31
8.2.250.0180.00717.17
8.2.240.0150.00916.68
8.2.230.0190.00517.42
8.2.220.0180.00619.63
8.2.210.0150.00918.02
8.2.200.0180.00516.71
8.2.190.0180.00616.66
8.2.180.0160.00518.72
8.2.170.0200.00618.69
8.2.160.0200.00719.34
8.2.150.0200.00619.29
8.2.140.0170.00719.80
8.2.130.0160.00722.94
8.2.120.0180.00519.86
8.2.110.0170.00620.41
8.2.100.0200.00519.74
8.2.90.0200.00519.39
8.2.80.0190.00519.62
8.2.70.0140.00622.14
8.2.60.0140.00722.09
8.2.50.0150.00522.12
8.2.40.0120.00721.69
8.2.30.0130.00621.06
8.2.20.0120.00520.78
8.2.10.0120.00620.66
8.2.00.0120.00620.55
8.1.310.0120.00516.32
8.1.300.0170.00516.33
8.1.290.0190.00520.52
8.1.280.0170.00718.36
8.1.270.0180.00520.05
8.1.260.0170.00620.72
8.1.250.0140.00720.91
8.1.240.0150.00519.93
8.1.230.0150.00519.79
8.1.220.0150.00619.32
8.1.210.0170.00419.34
8.1.200.0160.00522.41
8.1.190.0170.00422.40
8.1.180.0150.00622.44
8.1.170.0130.00721.59
8.1.160.0130.00521.32
8.1.150.0140.00521.37
8.1.140.0140.00420.92
8.1.130.0120.00520.00
8.1.120.0130.00520.03
8.1.110.0130.00519.72
8.1.100.0120.00619.93
8.1.90.0120.00519.47
8.1.80.0120.00619.44
8.1.70.0120.00519.23
8.1.60.0140.00519.47
8.1.50.0130.00519.19
8.1.40.0130.00519.05
8.1.30.0130.00518.88
8.1.20.0110.00518.76
8.1.10.0120.00518.89
8.1.00.0140.00518.85
8.0.300.0180.00418.83
8.0.290.0160.00426.49
8.0.280.0140.00520.92
8.0.270.0140.00620.55
8.0.260.0130.00419.97
8.0.250.0120.00519.57
8.0.240.0140.00419.54
8.0.230.0130.00519.49
8.0.220.0130.00318.91
8.0.210.0120.00619.10
8.0.200.0120.00519.01
8.0.190.0130.00518.93
8.0.180.0120.00518.64
8.0.170.0120.00518.52
8.0.160.0130.00418.44
8.0.150.0120.00518.34
8.0.140.0120.00518.23
8.0.130.0120.00618.11
8.0.120.0130.00518.12
8.0.110.0120.00518.02
8.0.100.0110.00417.92
8.0.90.0110.00417.84
8.0.80.0110.00517.77
8.0.70.0110.00517.80
8.0.60.0100.00617.76
8.0.50.0110.00517.78
8.0.30.0110.00717.53
8.0.20.0110.00717.58
8.0.10.0120.00717.62
8.0.00.0100.00717.58
7.4.330.0110.00319.71
7.4.320.0140.00519.08
7.4.300.0110.00418.14
7.4.290.0130.00518.21
7.4.280.0120.00517.84
7.4.270.0120.00517.80
7.4.260.0130.00517.90
7.4.250.0130.00517.73
7.4.240.0120.00517.65
7.4.230.0120.00517.59
7.4.220.0110.00517.64
7.4.210.0110.00517.47
7.4.200.0110.00517.54
7.4.190.0110.00517.56
7.4.180.0110.00517.60
7.4.160.0110.00617.30
7.4.150.0120.00617.22
7.4.140.0120.00617.15
7.4.130.0110.00717.11
7.4.120.0120.00617.07
7.4.110.0120.00717.06
7.4.100.0110.00717.09
7.4.90.0110.00717.00
7.4.80.0110.00717.01
7.4.70.0120.00717.01
7.4.60.0120.00716.98
7.4.50.0110.00716.91
7.4.40.0110.00716.91
7.4.30.0110.00716.92
7.4.20.0120.00716.88
7.4.10.0110.00716.83
7.4.00.0100.00816.80
7.3.330.0130.00518.16
7.3.320.0140.00517.62
7.3.310.0130.00417.64
7.3.300.0130.00417.50
7.3.290.0120.00517.37
7.3.280.0120.00517.20
7.3.270.0120.00617.08
7.3.260.0120.00617.04
7.3.250.0120.00617.01
7.3.240.0120.00716.97
7.3.230.0120.00716.97
7.3.220.0130.00617.14
7.3.210.0120.00716.88
7.3.200.0120.00716.88
7.3.190.0120.00716.88
7.3.180.0120.00716.85
7.3.170.0120.00716.83
7.3.160.0120.00716.81
7.3.150.0120.00716.80
7.3.140.0120.00716.78
7.3.130.0120.00716.72
7.3.120.0110.00716.62
7.3.110.0110.00816.55
7.3.100.0120.00716.48
7.3.90.0120.00716.60
7.3.80.0110.00716.45
7.3.70.0110.00716.42
7.3.60.0110.00716.39
7.3.50.0110.00716.36
7.3.40.0110.00716.33
7.3.30.0110.00716.32
7.3.20.0150.00716.68
7.3.10.0200.00716.57
7.3.00.0180.00716.56
7.2.340.0150.00716.96
7.2.330.0160.00716.94
7.2.320.0150.00716.91
7.2.310.0140.00816.88
7.2.300.0150.00716.87
7.2.290.0140.00816.86
7.2.280.0140.00816.85
7.2.270.0140.00816.82
7.2.260.0140.00816.76
7.2.250.0140.00816.70
7.2.240.0140.00816.64
7.2.230.0130.00816.59
7.2.220.0130.00816.56
7.2.210.0130.00816.52
7.2.200.0140.00816.57
7.2.190.0130.00816.49
7.2.180.0130.00816.46
7.2.170.0130.00816.48
7.2.160.0130.00816.46
7.2.150.0170.00816.85
7.2.140.0160.00816.86
7.2.130.0200.00816.84
7.2.120.0200.00816.82
7.2.110.0210.00816.79
7.2.100.0220.00816.78
7.2.90.0200.00816.77
7.2.80.0190.00816.77
7.2.70.0210.00816.78
7.2.60.0190.00816.77
7.2.50.0200.00816.78
7.2.40.0200.00816.81
7.2.30.0210.00816.82
7.2.20.0200.00816.81
7.2.10.0190.00816.80
7.2.00.0190.00816.83
7.1.330.0160.00716.20
7.1.320.0160.00816.07
7.1.310.0160.00716.03
7.1.300.0150.00715.97
7.1.290.0150.00715.97
7.1.280.0150.00715.94
7.1.270.0170.00816.00
7.1.260.0150.00715.90
7.1.250.0200.00715.77
7.1.240.0210.00715.78
7.1.230.0210.00815.79
7.1.220.0220.00815.78
7.1.210.0210.00715.78
7.1.200.0210.00715.77
7.1.190.0200.00715.78
7.1.180.0200.00815.75
7.1.170.0220.00715.75
7.1.160.0230.00715.76
7.1.150.0210.00715.76
7.1.140.0200.00715.78
7.1.130.0200.00715.79
7.1.120.0210.00815.76
7.1.110.0220.00715.79
7.1.100.0210.00715.78
7.1.90.0190.00715.79
7.1.80.0200.00715.81
7.1.70.0200.00715.73
7.1.60.0210.00715.98
7.1.50.0190.00815.98
7.1.40.0190.00715.96
7.1.30.0190.00715.96
7.1.20.0180.00815.95
7.1.10.0210.00715.77
7.1.00.0200.00715.79
7.0.330.0210.00715.53
7.0.320.0200.00715.51
7.0.310.0220.00715.47
7.0.300.0210.00715.49
7.0.290.0220.00715.48
7.0.280.0200.00815.49
7.0.270.0190.00715.49
7.0.260.0210.00715.50
7.0.250.0220.00715.56
7.0.240.0200.00715.58
7.0.230.0200.00715.56
7.0.220.0200.00715.54
7.0.210.0190.00815.52
7.0.200.0180.00715.53
7.0.190.0190.00715.51
7.0.180.0180.00715.54
7.0.170.0200.00715.55
7.0.160.0190.00715.49
7.0.150.0200.00715.51
7.0.140.0190.00715.52
7.0.130.0190.00715.59
7.0.120.0180.00715.54
7.0.110.0190.00715.51
7.0.100.0180.00715.49
7.0.90.0170.00715.49
7.0.80.0180.00715.47
7.0.70.0180.00715.48
7.0.60.0180.00815.50
7.0.50.0170.00715.49
7.0.40.0170.00715.51
7.0.30.0180.00715.52
7.0.20.0180.00715.48
7.0.10.0170.00715.51
7.0.00.0170.00715.48
5.6.400.0130.00815.90
5.6.390.0140.00915.81
5.6.380.0140.00815.71
5.6.370.0140.00815.69
5.6.360.0140.00815.70
5.6.350.0140.00915.69
5.6.340.0140.00815.69
5.6.330.0140.00815.70
5.6.320.0140.00815.72
5.6.310.0140.00815.71
5.6.300.0150.00815.67
5.6.290.0140.00815.70
5.6.280.0140.00815.72
5.6.270.0140.00815.70
5.6.260.0140.00815.70
5.6.250.0140.00815.69
5.6.240.0140.00815.71
5.6.230.0140.00815.72
5.6.220.0140.00815.74
5.6.210.0140.00915.70
5.6.200.0140.00815.74
5.6.190.0140.00815.75
5.6.180.0140.00815.71
5.6.170.0140.00915.75
5.6.160.0140.00815.75
5.6.150.0140.00815.74
5.6.140.0150.00815.73
5.6.130.0140.00815.73
5.6.120.0140.00815.73
5.6.110.0140.00815.70
5.6.100.0140.00915.69
5.6.90.0140.00815.68
5.6.80.0140.00815.65
5.6.70.0130.00915.70
5.6.60.0140.00815.69
5.6.50.0130.00815.63
5.6.40.0140.00815.69
5.6.30.0140.00815.65
5.6.20.0130.00915.62
5.6.10.0140.00815.63
5.6.00.0140.00815.72
5.5.380.0140.00815.59
5.5.370.0140.00815.52
5.5.360.0150.00815.43
5.5.350.0140.00815.43
5.5.340.0140.00815.43
5.5.330.0150.00815.43
5.5.320.0140.00815.43
5.5.310.0150.00815.45
5.5.300.0140.00815.41
5.5.290.0150.00815.42
5.5.280.0140.00815.42
5.5.270.0150.00815.41
5.5.260.0150.00715.41
5.5.250.0150.00815.41
5.5.240.0140.00815.44
5.5.230.0140.00815.39
5.5.220.0140.00815.40
5.5.210.0140.00815.43
5.5.200.0140.00815.35
5.5.190.0140.00815.36
5.5.180.0150.00715.36
5.5.170.0140.00815.42
5.5.160.0140.00815.38
5.5.150.0140.00815.33
5.5.140.0140.00815.33
5.5.130.0140.00815.31
5.5.120.0140.00815.32
5.5.110.0140.00815.35
5.5.100.0140.00815.41
5.5.90.0140.00815.51
5.5.80.0140.00815.40
5.5.70.0140.00815.45
5.5.60.0140.00815.41
5.5.50.0140.00815.42
5.5.40.0140.00815.42
5.5.30.0140.00815.42
5.5.20.0140.00815.42
5.5.10.0140.00815.36
5.5.00.0130.00815.33
5.4.450.0110.00613.03
5.4.440.0110.00613.03
5.4.430.0110.00613.02
5.4.420.0120.00613.02
5.4.410.0120.00613.02
5.4.400.0120.00612.98
5.4.390.0110.00612.98
5.4.380.0120.00612.98
5.4.370.0120.00612.98
5.4.360.0110.00612.99
5.4.350.0120.00612.97
5.4.340.0110.00613.07
5.4.330.0120.00612.97
5.4.320.0120.00613.01
5.4.310.0120.00612.99
5.4.300.0110.00613.00
5.4.290.0110.00613.00
5.4.280.0110.00612.98
5.4.270.0110.00613.00
5.4.260.0120.00612.98
5.4.250.0120.00612.97
5.4.240.0110.00612.97
5.4.230.0110.00612.90
5.4.220.0110.00612.90
5.4.210.0120.00612.90
5.4.200.0120.00612.91
5.4.190.0110.00612.90
5.4.180.0120.00612.91
5.4.170.0120.00612.93
5.4.160.0120.00612.93
5.4.150.0110.00612.92
5.4.140.0110.00612.99
5.4.130.0110.00612.98
5.4.120.0110.00613.01
5.4.110.0110.00613.00
5.4.100.0110.00613.01
5.4.90.0110.00612.99
5.4.80.0110.00613.03
5.4.70.0110.00613.02
5.4.60.0110.00613.02
5.4.50.0110.00612.98
5.4.40.0110.00613.00
5.4.30.0110.00613.02
5.4.20.0110.00613.03
5.4.10.0110.00613.02
5.4.00.0110.00612.92

preferences:
30.21 ms | 403 KiB | 5 Q