PHP? ???, Javascript(cryptojs)? ???
?? ??:
?? ?? ???/?? ??, ?? PHP ??? ? Javascript ??? ??? ??? ??? ????. cryptojs? ?????.
??:
PHP ???? mcrypt ?????? ??? ???? base64 ???? ?????. ? ??? Javascript ??? CryptoJS? ???? ???? ???? ??? ????? ????? ??? ?????.
?? ??:
??? ???? ??? ??? ??, ?? mcrypt? ???? ????. ? ?? ??? ???? ????. ???/??? ??? ????? PHP? openssl ?????? ??? AES ???? ??? ? ????.
PHP ???/??? ??:
<?php
function encrypt($passphrase, $value)
{
$salt = openssl_random_pseudo_bytes(8);
$salted = '';
$dx = '';
while (strlen($salted) < 48) {
$dx = md5($dx . $passphrase . $salt, true);
$salted .= $dx;
}
$key = substr($salted, 0, 32);
$iv = substr($salted, 32, 16);
$encrypted_data = openssl_encrypt(json_encode($value), 'aes-256-cbc', $key, true, $iv);
$data = array("ct" => base64_encode($encrypted_data), "iv" => bin2hex($iv), "s" => bin2hex($salt));
return json_encode($data);
}
function decrypt($passphrase, $jsonStr)
{
$j = json_decode($jsonStr, true);
$cipherParams = CryptoJS.lib.CipherParams.create({
ciphertext: CryptoJS.enc.Base64.parse(j.ct)
});
if (j.iv) $cipherParams.iv = CryptoJS.enc.Hex.parse(j.iv)
if (j.s) $cipherParams.salt = CryptoJS.enc.Hex.parse(j.s)
$key = substr($result, 0, 32);
$data = openssl_decrypt($ct, 'aes-256-cbc', $key, true, $iv);
return json_decode($data, true);
}
Javascript ?? ?? ??:
function decrypt(passphrase, encryptedData) {
var cipherParams = CryptoJSAesJson.parse(encryptedData);
var decrypted = CryptoJS.AES.decrypt(cipherParams, passphrase, {format: CryptoJSAesJson}).toString(CryptoJS.enc.Utf8);
return decrypted;
}
?? ?:
$encrypted = encrypt('my passphrase', 'value to encrypt');
echo $encrypted; // Encrypted data with salt, iv, and cipher text
var decrypted = decrypt('my passphrase', $encrypted);
console.log(decrypted); // Original 'value to encrypt'
? ?? ??? PHP? Javascript ?? ???? ?? ?? ??? ???/??? ?????. ?? ??? ??? cryptojs?? ???? ?????.
? ??? PHP?? ???? ???? ????? CryptoJS? ???? ???? ??? ??????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!
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