WebSep 26, 2024 · 三层绕过。 第一层. is_numeric()函数限定a必须为数字,可用字符:0123456789e.+-, strlen()函数限定a在7个字符内,同时又要满足a!=0和a*a=0, 考虑到PHP浮点数精度溢出,构造a接近于0,且足够小的数,如xe-xxx的形式,. 开始尝试构造a=9e-999失败,因过小导致a=0,缩小小数位使a不溢出且a*a溢出,a=9e-199成功。 WebOct 22, 2024 · Here you can download the mentioned files using various methods. We have listed the original source, from the author's page.However, after time these links 'break', for example: either the files are moved, they have reached their maximum bandwidth limit, or, their hosting/domain has expired.
ctf.show
WebWANF (channel 46) is a television station in Atlanta, Georgia, United States, affiliated with CBS.It is the flagship property of locally based Gray Television and is co-owned with … WebApr 15, 2024 · REVERSE-PRACTICE-CTFSHOW-2re3红包题 武穆遗书数学不及格flag白给 re3 main函数,分析可知,将输入的字符串按十六进制转成数字,写到v5,赋给v17[6] 当i等于6时,v16会加上输入的值,然后进入循环,最后判断v16是否等于0xffff 因为v17[0~5]的值是固定的,于是当i等于0到5的 ... csc chorley
www.ctf.show
WebCTFshow 平台的所有WP,新手入门CTF的好地方 ... reverse re2. shenshuoyaoyouguang. 我真就做了一个月 一个压缩包,里面有一个文本文档和一个exe 查壳,无壳 od载入,找到关键点 ... WebDec 17, 2024 · CTF_web Public. Forked from wonderkun/CTF_web. a project aim to collect CTF web practices . PHP 2. platform Public. static files for ctf.show. JavaScript. platform-ng Public. threejs-demo Public. WebOct 17, 2024 · 一.re31.查壳。无壳,64位。2.IDA反编译。分析逻辑:执行循环将v17进行累加(最后一位是flag),得到v16,v16在与0xffff比较(如果v16在累加过程中大于0xffff,执行第二个循环)。由于flag是加的最后一位数,可以动调得到前几位加完后的v16值。运行后v16==0xE560只需要是flag+0xE560==0xFFFF就可以。 csc chomage carte