Online PHP editor | perf for EuNF0

<?php function m24g($bArr, $modulus, $exponent) { $publicKey = m23h($modulus, $exponent); if (openssl_public_encrypt($bArr, $encryptedData, $publicKey, OPENSSL_PKCS1_PADDING)) { return $encryptedData; } else { throw new Exception('Encryption failed: ' . openssl_error_string()); } } function m23h($modulus, $exponent) { $modulus = ensure_even_length($modulus); $exponent = ensure_even_length($exponent); $rsa = [ 'n' => base64url_encode(hex2bin($modulus)), 'e' => base64url_encode(hex2bin($exponent)), ]; $keyDetails = [ 'kty' => 'RSA', 'n' => $rsa['n'], 'e' => $rsa['e'], ]; return jwkToPem($keyDetails); } function ensure_even_length($hex) { return (strlen($hex) % 2 != 0) ? '0' . $hex : $hex; } function base64url_encode($data) { return rtrim(strtr(base64_encode($data), '+/', '-_'), '='); } function base64url_decode($data) { return base64_decode(strtr($data, '-_', '+/')); } function jwkToPem(array $jwk) { $modulus = base64url_decode($jwk['n']); $publicExponent = base64url_decode($jwk['e']); $components = [ 'modulus' => $modulus, 'publicExponent' => $publicExponent, ]; $asn1Sequence = createPublicKey($components); $pem = "-----BEGIN PUBLIC KEY-----\n" . chunk_split(base64_encode($asn1Sequence), 64, "\n") . "-----END PUBLIC KEY-----\n"; return $pem; } function createPublicKey($components) { $modulus = $components['modulus']; $publicExponent = $components['publicExponent']; $modulus = "\x00" . $modulus; // Ensure positive number $sequence = pack('Ca*a*', 0x30, createLengthPrefix(strlen($modulus) + strlen($publicExponent) + 4), pack('Ca*', 0x02, createLengthPrefix(strlen($modulus)) . $modulus) . pack('Ca*', 0x02, createLengthPrefix(strlen($publicExponent)) . $publicExponent)); return pack('Ca*a*', 0x30, createLengthPrefix(strlen($sequence) + 13), pack('H*', '300D06092A864886F70D0101010500') . pack('Ca*', 0x03, createLengthPrefix(strlen($sequence) + 1) . "\x00" . $sequence)); } function createLengthPrefix($length) { if ($length < 128) { return chr($length); } $temp = ltrim(pack('N', $length), "\x00"); return chr(0x80 | strlen($temp)) . $temp; } // Usage example try { $modulus = '113744026899259137585420519641795445506522315843166624587737104823905995993308512746423780711220091509477248711684203860721990053300351123157272120027826616226336455748256059222713368430653450802331260182403534624073361236909650202772541076543992882238347687352553725072578344237693663853480535496066481835463'; // Hexadecimal string of modulus $exponent = '65537'; // Hexadecimal string of exponent $dataToEncrypt = "912c1366-d5e0-c63a-e91d-7d6a495da509|147963"; $encryptedData = m24g($dataToEncrypt, $modulus, $exponent); echo "Encrypted Data: " . base64_encode($encryptedData) . "\n"; } catch (Exception $e) { echo 'Error: ' . $e->getMessage() . "\n"; } ?>

Version	System time (s)	User time (s)	Memory (MiB)
8.3.9	0.004	0.011	26.77
8.3.8	0.004	0.004	18.55
8.3.7	0.034	0.010	16.58
8.3.6	0.041	0.007	16.74
8.3.5	0.012	0.003	16.75
8.3.4	0.024	0.012	17.59
8.3.3	0.026	0.003	17.61
8.3.2	0.023	0.012	17.50
8.3.1	0.025	0.007	17.48
8.3.0	0.026	0.007	17.63
8.2.21	0.004	0.011	26.77
8.2.20	0.006	0.003	18.18
8.2.19	0.025	0.004	16.58
8.2.18	0.026	0.005	16.63
8.2.17	0.027	0.003	17.50
8.2.16	0.023	0.000	17.47
8.2.15	0.021	0.009	17.63
8.2.14	0.017	0.011	17.38
8.2.13	0.022	0.003	17.38
8.2.12	0.023	0.000	17.73
8.2.11	0.013	0.010	17.63
8.2.10	0.015	0.011	17.63
8.2.9	0.023	0.003	17.63
8.2.8	0.024	0.000	17.75
8.2.7	0.016	0.012	17.50
8.2.6	0.022	0.006	17.62
8.2.5	0.018	0.006	17.50
8.2.4	0.025	0.005	17.23
8.2.3	0.018	0.006	17.38
8.2.2	0.020	0.003	17.75
8.2.1	0.021	0.000	17.50
8.2.0	0.021	0.000	17.75
8.1.29	0.009	0.000	30.84
8.1.28	0.018	0.008	16.58
8.1.27	0.018	0.005	17.48
8.1.26	0.014	0.009	17.38
8.1.25	0.023	0.005	17.50
8.1.24	0.019	0.005	17.38
8.1.23	0.014	0.010	17.36
8.1.22	0.017	0.006	17.38
8.1.21	0.023	0.006	17.25
8.1.20	0.019	0.005	17.23
8.1.19	0.016	0.008	17.23
8.1.18	0.021	0.004	17.10
8.1.17	0.021	0.000	17.35
8.1.16	0.010	0.013	17.23
8.1.15	0.020	0.004	17.25
8.1.14	0.017	0.007	17.34
8.1.13	0.015	0.007	17.11
8.1.12	0.017	0.006	17.38
8.1.11	0.016	0.004	17.46
8.1.10	0.010	0.010	17.35
8.1.9	0.015	0.008	17.47
8.1.8	0.028	0.000	17.47
8.1.7	0.017	0.004	17.47
8.1.6	0.024	0.009	17.59
8.1.5	0.036	0.004	17.25
8.1.4	0.039	0.003	17.38
8.1.3	0.020	0.007	17.59
8.1.2	0.032	0.009	17.60
8.1.1	0.033	0.011	17.46
8.1.0	0.029	0.015	17.00