php接口数据加密、解密、验证签名
代码很简单，这里就不多废话了，直接奉上代码
<?php
//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=newCrypt_AES(CRYPT_MODE_ECB);
//设置AES密钥
$aes->setKey($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公钥
$publickey='MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCffOeIVYut9jW5w1L5uKX4aDvd837a8JhaWm5S8YqNQfgEmfD9T+rDknXLqMT+DXeQAqGo4hBmcbej1aoMzn6hIJHk3/TfTAToNN8fgwDotHewsTCBbVkQWtDTby3GouWToVsRi1i/A0Vfb0+xM8MnF46DdhhrnZrycERBSbyrcwIDAQAB';
//echobase64_decode($publickey);
//rsa签名
$signature='XHin4uUFqrKDEhKBD/hQisXLFFSxM6EZCvCPqnWCQJq3uEp3ayxmFuUgVE0Xoh4AIWjIIsOWdnaToL1bXvAFKwjCtXnkaRwUpvWrk+Q0eqwsoAdywsVQDEceG5stas1CkPtrznAIW2eBGXCWspOj+aumEAcPyYDxLhDN646Krzw=';
//echobase64_decode($signature);
$rsa=newCrypt_RSA();
//设置RSA签名模式CRYPT_RSA_SIGNATURE_PSSorCRYPT_RSA_SIGNATURE_PKCS1
$rsa->setSignatureMode(CRYPT_RSA_SIGNATURE_PKCS1);
//var_dump($rsa->createKey());
//生成RSA公钥、私钥
//extract($rsa->createKey());
//使用RSA私钥生成签名
//$rsa->loadKey($privatekey);
//$signature=$rsa->sign($plaintext);
//使用RSA公钥验证签名
echo$plaintext;
$rsa->loadKey(base64_decode($publickey));
echo$rsa->verify($plaintext,base64_decode($signature))?'verified':'unverified';
echo'<hr/>';
//生成RSA公钥、私钥
//var_dump($rsa->createKey());
extract($rsa->createKey());
//使用RSA私钥加密数据
$rsa->loadKey($privatekey);
$ciphertext=$rsa->encrypt($plaintext);
//使用RSA公钥解密数据
$rsa->loadKey($publickey);
echo$rsa->decrypt($ciphertext);
以上就是本文所述的全部内容了，希望本代码能给大家学习php加密解密能够带来些帮助。