rsa 암호화 클래스 > PHP

<?php
// http://php.net/manual/en/function.openssl-pkey-new.php
class TBRsa {
 public $privateKey, $publicKey;
 public function __construct($pubKey=, $privKey=) {

  if($pubKey) $this->publicKey = $pubKey;
  if($privKey) $this->privateKey = $privKey;
 }
 public function MakeKey() {
  $res = openssl_pkey_new(array(
   "digest_alg" => "sha256",
   "private_key_bits" => 2048,
   "private_key_type" => OPENSSL_KEYTYPE_RSA
  ));
  openssl_pkey_export($res, $privKey);
  $this->privateKey = $privKey;

  $pubKey = openssl_pkey_get_details($res);
  $this->publicKey = $pubKey[key];
 }
 public function ViewKey() {
  return array(publicKey=>$this->publicKey, privateKey=>$this->privateKey);
 }
 public function Encrypt($data) {
  $pubKey = $this->publicKey;
  if(!$pubKey) die(공개키를 입력하세요.);
  openssl_public_encrypt($data, $encrypted, $pubKey);
  return base64_encode($encrypted);
 }
 public function Decrypt($data) {
  $privKey = $this->privateKey;
  if(!$privKey) die(개인키를 입력하세요.);
  $data = base64_decode($data);
  openssl_private_decrypt($data, $decrypted, $privKey);
  return $decrypted;
 }
}

$pb = -----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx0sWpnpwQ6tGZV0KGgpu
xTZXpretvCxuBWTxzZbC2hi86fz05f9PDtQHagHnn1bywNIieMOzbZ78Z/o178GV
dAVz3nZyC2LxRxDd1ylZLJz0HWiUxR0t35S04Smr83KBFS4FqNPKrz8jTF3VyEfp
rtC4+2YK7nEN4agD1prsaUUsnqEORm0Amyh8TXxNCfSbKazvDYhGTXyWXH6AzHPn
FyeNLo73DjibLRua8SvV0MjPjz2EUK/eRm7FzIBKSpOuGRITZBCHjYiHid6tJJ8G
XQIvVR7dhPwtIvNvDc985OB03eZmL3hJZD3N4JF/ivaNWcO6DU+6EPgvNealkADi
2QIDAQAB
-----END PUBLIC KEY-----; // 공개키

$pv = -----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----; // 개인키

$TE = new TBRsa($pb, $pv);
$en = $TE->Encrypt(와웅);
$dn = $TE->Decrypt($en);
echo $en.<hr>;
echo $dn;