class AES
{
public $method = '';
public $key = '';
public $iv = '';
public function __construct(string $method, string $key, string $iv)
{
if (!in_array($method, openssl_get_cipher_methods())) {
throw new \Exception($method . ' encryption method is not support.');
}
$this->method = $method;
$this->key = $key;
$this->iv = $iv;
}
//AES加密
public function aesEncryption(string $data): string
{
$result = openssl_encrypt($data, $this->method, $this->key, OPENSSL_RAW_DATA, $this->iv);
return base64_encode($result);
}
//AES解密
public function aesDecryption(string $data): string
{
return openssl_decrypt(base64_decode($data), $this->method, $this->key, OPENSSL_RAW_DATA, $this->iv);
}
}
$config = [
'AES-128-CBC1', //method加密方式 # AES-256-CBC等
'helloworld', //key加密key
md5(time() . uniqid(), true), //iv保證偏移量爲16位
];
try{
$obj = new AES(...$config);
echo $encryptionResult = $obj->aesEncryption('Jack') . PHP_EOL;
echo $decryptionResult = $obj->aesDecryption($encryptionResult) . PHP_EOL;
}catch (\Exception $e){
exit($e->getMessage().PHP_EOL);
}
PHP的AES加密
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