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php encrypt and decrypt
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answered on
June 13, 2020
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php encrypt and decrypt
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<?php // Encryption function function encrypt($data, $encryptionKey) { $iv = openssl_random_pseudo_bytes(openssl_cipher_iv_length('AES-128-CBC')); $encrypted = openssl_encrypt($data, 'AES-128-CBC', $encryptionKey, 0, $iv); return base64_encode($iv . $encrypted); } // Decryption function function decrypt($encryptedData, $encryptionKey) { $encryptedData = base64_decode($encryptedData); $ivLength = openssl_cipher_iv_length('AES-128-CBC'); $iv = substr($encryptedData, 0, $ivLength); $encrypted = substr($encryptedData, $ivLength); return openssl_decrypt($encrypted, 'AES-128-CBC', $encryptionKey, 0, $iv); } // Example usage $data = "Hello, World!"; $encryptionKey = "mySecretKey"; $encrypted = encrypt($data, $encryptionKey); echo "Encrypted data: " . $encrypted . "\n"; $decrypted = decrypt($encrypted, $encryptionKey); echo "Decrypted data: " . $decrypted . "\n"; ?>
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Contributed on Sep 12 2023
YOU.com
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//Key $key = 'SuperSecretKey'; //To Encrypt: $encrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_256, $key, 'I want to encrypt this', MCRYPT_MODE_ECB); //To Decrypt: $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_256, $key, $encrypted, MCRYPT_MODE_ECB);
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Contributed on May 02 2021
Embarrassed Eagle
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encrypt decrypt php
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function _hash($string, $encrypt = true){ $key = "openSSL_key"; $iv = "openSSL_iv"; if ($key && $iv){ $encrypt_method = "AES-256-CBC"; $key = hash("sha256", $key); $iv = substr(hash("sha256", $iv), 0, 16); // sha256 is hash_hmac_algo if ($encrypt) { $output = openssl_encrypt($string, $encrypt_method, $key, 0, $iv); $output = base64_encode($output); } else { $output = openssl_decrypt(base64_decode($string), $encrypt_method, $key, 0, $iv); } return $output; } return false; } # encrypt echo _hash('addin.my.id'); // VWZNcHhacmJvRmtuVHlMMEZTMUFNUT09 # decrypt echo _hash('VWZNcHhacmJvRmtuVHlMMEZTMUFNUT09', false); // addin.my.id
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Contributed on Dec 31 2022
Indonesia People
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encryption and decryption in php example
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$decoded = base64_decode($encoded);
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Contributed on Jun 13 2020
OSP PRO
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php encrypt decrypt url parameters
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$link = "http://www.example.com/?item=".urlencode(base64_encode("user-data")); foreach($_GET as $loc=>$item) $_GET[$loc] = base64_decode(urldecode($item));
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Contributed on May 06 2022
SECRET MYSTERY
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encrypt decrypt php javascript
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Betiel
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Contributed on Aug 13 2021
Delightful Duck
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php encrypt message encrypt() decrypt
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qwertyu
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Contributed on Aug 13 2021
Delightful Duck
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encrypt decrypt php
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