php opensll加解密类

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<?php

$pri = "-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----";

$pub = "-----BEGIN PUBLIC KEY-----
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCzJc4RrAqaH2Es02XQ91Cqp/JK
0yX893JQwFT2eAusnwQ90BwuFQWdcZyKHP+I7XWMZc0qT/V/p51cq1d0OarPsuik
th/43qP+1IWTYTv1i967pDnQjXKbnm1dEMvjmS5hi7b/WwNfTi/VdAGLN0nxiHlX
4+czjNHA3pCSQ9hCzwIDAQAB
-----END PUBLIC KEY-----";

$rsa = new mycrypt($pub,$pri);
$encryptContent = $rsa -> encrypt(‘hankangkang‘);
echo $encryptContent.‘<br>‘;
$decryptContent = $rsa -> decrypt($encryptContent);
echo $decryptContent.‘<br>‘;

class mycrypt {

public $pubkey;
public $privkey;

function __construct($pub,$pri) {
$this->pubkey = $pub;
$this->privkey = $pri;
}

public function encrypt($data) {
if (openssl_public_encrypt($data, $encrypted, $this->pubkey))
$data = base64_encode($encrypted);
else
throw new Exception(‘Unable to encrypt data. Perhaps it is bigger than the key size?‘);

return $data;
}

public function decrypt($data) {
if (openssl_private_decrypt(base64_decode($data), $decrypted, $this->privkey))
$data = $decrypted;
else
$data = ‘‘;

return $data;
}

}

php opensll加解密类

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原文地址：http://www.cnblogs.com/hanyouchun/p/4642160.html