PHP通过OpenSSL生成证书、密钥并且加密解密数据

转自：http://www.open-open.com/code/view/1421032678562/

generate.php

     'XX', //所在国家名称  
        "stateOrProvinceName" => 'State', //所在省份名称  
        "localityName" => 'SomewhereCity', //所在城市名称  
        "organizationName" => 'MySelf',   //注册人姓名  
        "organizationalUnitName" => 'Whatever', //组织名称  
        "commonName" => 'mySelf', //公共名称  
        "emailAddress" => '[email protected]' //邮箱  
    );  
      
    $privkeypass = '111111'; //私钥密码  
    $numberofdays = 365;     //有效时长  
    $cerpath = "./test.cer"; //生成证书路径  
    $pfxpath = "./test.pfx"; //密钥文件路径  
      
      
    //生成证书  
    $privkey = openssl_pkey_new();  
    $csr = openssl_csr_new($dn, $privkey);  
    $sscert = openssl_csr_sign($csr, null, $privkey, $numberofdays);  
    openssl_x509_export($sscert, $csrkey); //导出证书$csrkey  
    openssl_pkcs12_export($sscert, $privatekey, $privkey, $privkeypass); //导出密钥$privatekey  
    //生成证书文件  
    $fp = fopen($cerpath, "w");  
    fwrite($fp, $csrkey);  
    fclose($fp);  
    //生成密钥文件  
    $fp = fopen($pfxpath, "w");  
    fwrite($fp, $privatekey);  
    fclose($fp);  
    ?>  

crypt.php