ptr-yudai https://blog.hatena.ne.jp/ptr-yudai/ CTFするぞ https://ptr-yudai.hatenablog.com/ CTF Writeup FireShell CTF had been held from March 22th JST for 24 hours. I played this CTF in zer0pts and we reached 3rd place. I solved only two pwn tasks and one easy crypto/rev, but the pwn tasks are tough and I'm going to write the solutions for them. The tasks and solvers are available here: bitbucket.org… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fptr-yudai.hatenablog.com%2Fentry%2F2020%2F03%2F23%2F105837" title="FireShell CTF 2020 Writeups - CTFするぞ" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> https://cdn-ak.f.st-hatena.com/images/fotolife/p/ptr-yudai/20200323/20200323092341.png Hatena Blog https://hatena.blog 2020-03-23 10:58:37 rich https://ptr-yudai.hatenablog.com/entry/2020/03/23/105837 1.0 100%