<?php
/**
* 數據加密，解密，驗證簽名
* @edit http://www.lai18.com
* @date 2015-07-08
**/
//header('Content-Type: text/xml; charset=utf-8');

include_once(dirname(dirname(__FILE__)).DIRECTORY_SEPARATOR.'phpsec'.DIRECTORY_SEPARATOR.'Math'.DIRECTORY_SEPARATOR.'BigInteger.php');

include_once(dirname(dirname(__FILE__)).DIRECTORY_SEPARATOR.'phpsec'.DIRECTORY_SEPARATOR.'Crypt'.DIRECTORY_SEPARATOR.'AES.php');

include_once(dirname(dirname(__FILE__)).DIRECTORY_SEPARATOR.'phpsec'.DIRECTORY_SEPARATOR.'Crypt'.DIRECTORY_SEPARATOR.'RSA.php');

//密文

$crypttext = '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';

$aeskey = base64_decode('qZe60QZFxuirub2ey4+7+Q==');

//AES解密，采用ECB模式

$aes = new Crypt_AES(CRYPT_MODE_ECB);

//設置AES密鑰

$aes->setKey($aeskey);

//解密AES密文

$plaintext = $aes->decrypt(base64_decode($crypttext));

echo $plaintext;

echo '<hr />';

//AES加密明文

//echo $aes->encrypt($plaintext);

//rsa公鑰

$publickey = 'MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCffOeIVYut9jW5w1L5uKX4aDvd837a8JhaWm5S8YqNQfgEmfD9T+rDknXLqMT+DXeQAqGo4hBmcbej1aoMzn6hIJHk3/TfTAToNN8fgwDotHewsTCBbVkQWtDTby3GouWToVsRi1i/A0Vfb0+xM8MnF46DdhhrnZrycERBSbyrcwIDAQAB';

//echo base64_decode($publickey);

//rsa簽名

$signature = 'XHin4uUFqrKDEhKBD/hQisXLFFSxM6EZCvCPqnWCQJq3uEp3ayxmFuUgVE0Xoh4AIWjIIsOWdnaToL1bXvAFKwjCtXnkaRwUpvWrk+Q0eqwsoAdywsVQDEceG5stas1CkPtrznAIW2eBGXCWspOj+aumEAcPyYDxLhDN646Krzw=';

//echo base64_decode($signature);

$rsa = new Crypt_RSA();

//設置RSA簽名模式 CRYPT_RSA_SIGNATURE_PSS or CRYPT_RSA_SIGNATURE_PKCS1

$rsa->setSignatureMode(CRYPT_RSA_SIGNATURE_PKCS1);

//var_dump($rsa->createKey());

//生成RSA公鑰、私鑰

//extract($rsa->createKey());

//使用RSA私鑰生成簽名

//$rsa->loadKey($privatekey);

//$signature = $rsa->sign($plaintext);

//使用RSA公鑰驗證簽名

echo $plaintext;

$rsa->loadKey(base64_decode($publickey));

echo $rsa->verify($plaintext, base64_decode($signature)) ? 'verified' : 'unverified';

echo '<hr />';

//生成RSA公鑰、私鑰

//var_dump($rsa->createKey());

extract($rsa->createKey());

//使用RSA私鑰加密數據

$rsa->loadKey($privatekey);

$ciphertext = $rsa->encrypt($plaintext);

//使用RSA公鑰解密數據

$rsa->loadKey($publickey);

echo $rsa->decrypt($ciphertext);

轉載于:https://www.cnblogs.com/kkvt/p/4688559.html

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