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2018-09-01から1ヶ月間の記事一覧

CSAW CTF Quals 2018 - Algebra

CTF

問題文 Are you a real math wiz? nc misc.chal.csaw.io 9002 writeup まずはncコマンドで接続してみる。 root@kali:~# nc misc.chal.csaw.io 9002 ____ __ _ _ ___ ___ / ___|__ _ _ __ _ _ ___ _ _ / _(_)_ __ __| | __ __ |__ \__ \ | | / _` | '_ \ | | …

CSAW CTF Quals 2018 - sso

CTF

問題文 Don't you love undocumented APIs http://web.chal.csaw.io:9000/ writeup HTMLソースを確認する。 <h1>Welcome to our SINGLE SIGN ON PAGE WITH FULL OAUTH2.0!</h1> <a href="/protected">.</a>

Trend Micro CTF 2018 - Misc 300

CTF

問題文 writeup warファイルの調査 攻略 問題文 The flag marshal has falsely imprisoned a flag for being a deserial killer. Your mission is simple, break the flag out of the marshal's jail (http://theflagmarshal.us-east-1.elasticbeanstalk.com…

security reject con + ssmjp参加レポ(20180914)

ssmjp.connpass.com 上記イベントに参加してきた。ssmjpのイベントは初参加。 取り急ぎレポートを書いた。⇒は私のコメント、補足。 0.前説 1.Future Architect様からのお知らせ 2.We regret to inform you 3.Your EV SSL certificate is crying -Gaps betwee…

HackIT CTF 2018 - Get Going

CTF

問題文 writeup 問題文 Welcome writeup 画面の表示上は普通の文字列だが、WelcomeのWとelcomeの間に、複数種類の空白文字が含まれている。 root@kali:~# curl https://ctf.hackit.ua/w31c0m3 -o welcome.txt -s root@kali:~# od -Ax -tx1z welcome.txt 0000…

HackIT CTF 2018 - Believer Case

CTF

問題文 writeup 補足 問題文 We managed to hack one of the systems, and its owner contacted us back. He asked us to check his fix. We did not find anything. Can you? http://185.168.131.123 writeup トップのHTMLソースは以下の通り。 root@kali:~…

noxCTF 2018 - Dictionary of obscure sorrows

CTF

問題文 writeup 問題文 There are a lot of obscure sorrows in our world. Your job is not to find those that are plain in sight; You need to seek further, look deeper. Find the word that can not be written. The most obscure sorrow of them all…

noxCTF 2018 - hiddenDOM

CTF

問題文 writeup 問題文 I decided to create a tool that searches for hidden elements inside a web pages. Few days ago someone told me that my website is not so /secure/... Can you check it yourself ? http://13.59.2.198:5588 writeup URLの入力…

noxCTF 2018 - Python for fun, Python for fun 2

CTF

Python for fun 問題文 writeup Python for fun 2 問題文 writeup 補足1 補足2 Python for fun 問題文 Welcome to noxale's online python class!!! You can try it for free for a limited time and learn basic programming in python 3. http://chal.noxa…

noxCTF 2018 - Slippery Situation

CTF

問題文 writeup 調査 Stage1 Stage2 問題文 Something slippery is happening here, this virus scan website smells fishy, thats why its slippy, I need to get to the control panel and see whats going on. http://chal.noxale.com:1336 writeup zipフ…