php openssl暗号解読

きほんしよう
コード#コード#

 "sha512",
    "private_key_bits" => 2048,           //     512 1024 2048  4096   ,     ，                ，        
    "private_key_type" => OPENSSL_KEYTYPE_RSA,   //    
);
$resource = openssl_pkey_new($config);

//    
openssl_pkey_export($resource, $privateKey);

//    
$publicKey = openssl_pkey_get_details($resource)['key'];

echo '------------------    ---------------------' . PHP_EOL;
echo $privateKey.PHP_EOL;
echo '------------------    ---------------------' . PHP_EOL;
echo $publicKey.PHP_EOL;


//            ，     

//        
$publicKey = openssl_pkey_get_public($publicKey);
//        
$privateKey = openssl_pkey_get_private($privateKey); //           ,    false is_resource($publicKey)


//    
$data = '{"name":"xiaoming","age":"23","address":"beijing"}';
//  
$encrypted = "";
//  
$decrypted = "";

echo '    :' . PHP_EOL . $data . PHP_EOL;

//    ,    
echo '------------------    ,    ---------------------' . PHP_EOL;

//    
openssl_private_encrypt($data, $encrypted, $privateKey);
//           ，     
$encrypted = base64_encode($encrypted);
echo '    :' . PHP_EOL, $encrypted . PHP_EOL;
//    
openssl_public_decrypt(base64_decode($encrypted), $decrypted, $publicKey);
echo '    :' . PHP_EOL, $decrypted . PHP_EOL;

//    ,    
echo '------------------    ,    ---------------------' . PHP_EOL;

//           ，     
openssl_public_encrypt($data, $encrypted, $publicKey);


$encrypted = base64_encode($encrypted);
echo '    :' . PHP_EOL, $encrypted . PHP_EOL;

openssl_private_decrypt(base64_decode($encrypted), $decrypted, $privateKey);//    
echo '    :' . PHP_EOL, $decrypted . PHP_EOL;

//  key    
openssl_free_key($publicKey);
openssl_free_key($privateKey);

印刷結果

------------------    ---------------------
-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----

------------------    ---------------------
-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3XvjGXNxk3sn7jzwQwa2
Qb/aojB5KZdmiztuVZlYpa4yL3RaBpSzteY6n1oc5j7SKJO2GOmjVewk1Ik1v0A/
CkW7BUANAJ4zfIiEqLEzEOyNnEOwzlHLkPWSYQrB+yXZnWfbeiQOnqZdD0i/Oyyc
FD/xeskrRTqQ2RJ6oSXuyjiJqf3io6vd+8qywkz9YjxeIlBYT8GpDfXDpyxOOCQV
T0/7J46cg5RWT7YvrLly7HHdE3eikLxpgjNzKTmw5hLE3R6UknNO8jIhD4ocdw1a
InCUYzh3YAcLDXMYDwl0U5tymfQdW7emiBKBzFWllAH+uADMRKOVpOrblTylGNEI
5QIDAQAB
-----END PUBLIC KEY-----

    :
{"name":"xiaoming","age":"23","address":"beijing"}
------------------    ,    ---------------------
    :
JKxCYGsGshnTF9o4HaX7KfcMPGnCcNnnZrWk9lQaSJ17cJbkOO8b/n2s4S2TBLdTy7oqmyqF5+MqR0/Pn08dZNy2oJc9fScjoEzovDsXWLqFXRDrxnoy8RtqYC70B9b6WfQGFesWL6qVhVfvH0xbqhbMQ19z7vyztYd5jy22Vw1jAIgl+3P9VdH5zJJ6eTpnkW0I82c9/vY4nIeMv49dTOjTN8vEcInqBse1pUb2UcnrOsiTzhh+D+0RiGVeWJ6Vx7RYkV6s9D7C+25Zf128MiPsCcEnI6ocfoBMEX/GzaXnT+vxj6b3vqJu738n7bF+dxNJnrr2iPzLF5JzpoFaEQ==
    :
{"name":"xiaoming","age":"23","address":"beijing"}
------------------    ,    ---------------------
    :
kEhne7tYqjmhBJqTq5GXop9OE5FBbDVBtcCKpBONrfTjbcZa0WPqyi2meCg/gNWzk8hI6KF5V5H9UIZBE74DJMQk2s/DcYQY/0zHuxaV4zgrD7TDVhTwM/YfnpR9xlf4JBnoY27M5eULaxf0Rj70nxwW/QGldZ/lhHpN/kZBlTmonSjfiEpm1WnWvZGSZVTib75/70kGDhl8ykpTZLRt9/CFIIgpf+U0WiSoOa3FRnFx/BTiAtWWYWSiIwMs7pzxM+UWPGy9m4FPPJgAhy8/AO9GKBWfpk3WFzz38OQTCsS/X+QkuUbDO7mSSalkTsYWTXTWv4GbPdcUaUYSkB97/g==
    :
{"name":"xiaoming","age":"23","address":"beijing"}

パッケージクラス
class

publicKey = $publicKey;
        $this->privateKey = $privateKey;
    }

    /**
     *     
     * @param        $string
     * @param string $operation
     * @return string
     */
    public function authcode($string, $operation = 'encrypt')
    {

        if (!(file_exists($this->publicKey) || file_exists($this->privateKey))) {
            echo '       ';
            return false;
        }
        $publicKey = openssl_pkey_get_public(file_get_contents($this->publicKey));
        $privateKey = openssl_pkey_get_private(file_get_contents($this->privateKey));
        if (!($privateKey || $publicKey)) {
            echo '    ';
            return false;
        }
        $data = "";
        if ($operation == 'decrypt') {
            openssl_private_decrypt(base64_decode($string), $data, $privateKey);
        } else {
            openssl_public_encrypt($string, $data, $publicKey);
            $data = base64_encode($data);
        }
        return $data;
    }

    /**
     *     
     * @return bool
     */
    public function exportOpenSSLFile()
    {

        $publicKey = $privateKey = '';
        $dir = './conf';
        $conf = 'openssl.cnf';
        if (!is_dir($dir)) {
            mkdir($dir,0700);
        }
        if (!file_exists($conf)) {
            touch($dir . '/' . $conf);
        }

        //    
        $config = [
            "digest_alg" => "sha512",
            //       512 1024  2048   4096  
            "private_key_bits" => 2048,
            "config" => "./conf/openssl.cnf",
            //    
            "private_key_type" => OPENSSL_KEYTYPE_RSA,
        ];

        //       
        $res = openssl_pkey_new($config);
        if ($res == false) {
            //    ,   openssl.cnf      
            echo '      ';
            return false;
        }

        //      PEM      ，   （      ）。
        openssl_pkey_export($res, $privateKey, null, $config);
        $publicKey = openssl_pkey_get_details($res);
        $publicKey = $publicKey["key"];

        //    
        $createPublicFileRet = file_put_contents($this->publicKey, $publicKey);
        $createPrivateFileRet = file_put_contents($this->privateKey, $privateKey);
        if (!($createPublicFileRet || $createPrivateFileRet)) {
            echo '        ';
            return false;
        }

        openssl_free_key($res);
        return true;
    }
}

$certPublic = "./conf/cert_public.key";
$certPrivate = "./conf/cert_private.key";
$rsaObj = new Rsa($certPublic, $certPrivate);

//    
$rsaObj->exportOpenSSLFile();

//    
$sourceDat = '{"name":"jack","age":"22","address":"beijing"}';
echo 'source data:' . PHP_EOL, $sourceDat . PHP_EOL;

//  
$encryptStr = $rsaObj->authcode($sourceDat);
echo 'string encrypt:' . PHP_EOL, $encryptStr . PHP_EOL;

//  
$decryptStr = $rsaObj->authcode($encryptStr, 'decrypt');
echo 'string decrypt:' . PHP_EOL, $decryptStr . PHP_EOL;

しゅつりょく

source data:
{"name":"jack","age":"22","address":"beijing"}
string encrypt:
hikoQAKwt9jztThG4SoepMnRsd/VqkpgUubnP6tFHqvsAEka9mPm5QLNFSW07p2l+5KJYOkNOX8IDQ+YXid2kivLnDc3RWHOsACw3nFnb28SbTsqv/QRLteRqXrj/zt/s02V9qQ/s/WZOHPRrKMqkVIbo1yrncT1YhdPWPeeY/6BBUWB7YS2a2IzN1Yo/MmGUtxqPTzXwUhdTztu7kVJnwF6sJK8Dus+2PsAdvbNSNrZGHIEKfKueaThn0QN55vzsK88wnuMpyJcpfK8O2WtwdIFVvBboZH9sNNCU80nUM3ma/Xpewash/Zac1ZX1jgxdfsNxmh73aV8eaOQyXzjCw==
string decrypt:
{"name":"jack","age":"22","address":"beijing"}

ファイルの生成

$ tree conf/
conf/
├── cert_private.key
├── cert_public.key
└── openssl.cnf

0 directories, 3 files