[极客大挑战 2020]Greatphp
[极客大挑战 2020]Greatphp
考点
wp
<?php
error_reporting(0);
class SYCLOVER {
public $syc;
public $lover;
public function __wakeup(){
if( ($this->syc != $this->lover) && (md5($this->syc) === md5($this->lover)) && (sha1($this->syc)=== sha1($this->lover)) ){
if(!preg_match("/\<\?php|\(|\)|\"|\'/", $this->syc, $match)){
eval($this->syc);
} else {
die("Try Hard !!");
}
}
}
}
if (isset($_GET['great'])){
unserialize($_GET['great']);
} else {
highlight_file(__FILE__);
}
?>小结
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