satto1237’s diary

ラーメンとセキュリティが好きなのでそれ関係のことについて書きます

CTF

WPICTF 2019 Write-up

はじめに 成績 can you read [Intro, 1pts, 496solves] Discord [Intro, 5pts, 370solves] Source pt1 [Pwn, 100pts, 132solves] strings [Reversing, 50pts, 398solves] WebInspect [Web, 25pts, 465solves] suckmore-shell [Linux, 100pts, 210solves] zoo…

UTCTF2019 Write-up (供養)

はじめに 成績 [basics] forensics (Forensics, 100 pts, 437 solves) [basics] re (Reverse Engineering, 100 pts, 462 solves) [basics] crypto (Cryptography, 200 pts, 426 solves) Jacobi's Chance Encryption (Cryptography, 750 pts, 76 solves) まと…

Saudi and Oman National Cyber Security CTF 2019 Write-up

はじめに 成績 Just Another Conference [General Information, 50] Back to basics [Web Security, 50] I love images [Digital Forensics, 50] Hack a nice day [Digital Forensics, 100] I love this guy [Malware Reverse Engineering, 100] まとめ はじ…

InterKosenCTF 2019 Write-up

はじめに [Cheat 100pts] lights out [Cheat 250pts] anti cheat まとめ チームメンバのWrite-up はじめに 01/18~01/20に開催されたInterKosenCTFにチームNekochanNano!で参加しました. NekochanNano!は1250pts獲得して12位(71チーム中)でした. 今回は自分…

Deloitte Tohmatsu Risk Service CTF Write-up

はじめに Deloitte CTF とは 成績 追記 [2018/11/13] ACTIVE INFORMATION GATHERING - DNS [MISC 60] DNS - NAME SERVER [10 POINTS] DNS - MAIL SERVER [20 POINTS] DNS - ZONE TRANSFER [30 POINTS] PASSIVE INFORMATION GATHERING [MISC 60] GOOGLE HACKI…

SECCON 2018 Write-up

はじめに 成績 Write-up Runme [Reversing] Boguscrypt [Crypto] お気持ち表明 Classic Pwn [Pwn] QRChecker [QR] mnemonic [Crypto] まとめ はじめに 10/27,28に開催されたSECCON 2018に研究室の同期とm45kというチームで参加しました. SECCON 2018 Online…

picoCTF 2018 Write-up [Reversing] + [Binary Exploitation]

まえがき Reversing Reversing Warmup 1 - Points: 50 Reversing Warmup 2 - Points: 50 assembly-0 - Points: 150 assembly-1 - Points: 200 Binary Exploitation buffer overflow 0 - Points: 150 buffer overflow 1 - Points: 200 leak-me - Points: 200 …

picoCTF 2018 Write-up [Cryptography]

まえがき Cryptography Crypto Warmup 1 - Points: 75 Crypto Warmup 2 - Points: 75 HEEEEEEERE'S Johnny! - Points: 100 caesar cipher 1 - Points: 150 hertz - Points: 150 blaise's cipher - Points: 200 hertz 2 - Points: 200 Safe RSA - Points: 250…

picoCTF 2018 Write-up [Web Exploitation]

まえがき Web Exploitation Inspect Me - Points: 125 Client Side is Still Bad - Points: 150 Logon - Points: 150 Irish Name Repo - Points: 200 Mr. Robots - Points: 200 No Login - Points: 200 Secret Agent - Points: 200 Buttons - Points: 250 Th…

picoCTF 2018 Write-up [Forensics]

まえがき Forensics Forensics Warmup 1 - Points: 50 Forensics Warmup 2 - Points: 50 Reading Between the Eyes - Points: 150 Recovering From the Snap - Points: 150 admin panel - Points: 150 hex editor - Points: 150 Truly an Artist - Points: 2…

picoCTF 2018 Write-up [General Skills]

picoCTFとは 成績 まえがき General Skills General Warmup 1 - Points: 50 General Warmup 2 - Points: 50 General Warmup 3 - Points: 50 Resources - Points: 50 grep 1 - Points: 75 net cat - Points: 75 strings - Points: 100 pipe - Points: 110 gre…

Trend Micro CTF 2018 Write-up

Trend Micro CTF 2018とは 成績 Write-up Misc100 Misc200 まとめ Trend Micro CTF 2018とは Trend Micro CTF 2018 – Raimund Genes Cupは、 安全なデジタル社会の実現を目指す トレンドマイクロが主催する、 サイバーセキュリティに関する 第4回目の世界的…

CyberRebeatCTF2018 Write-up

CyberRebeatCTFとは 成績 [Exercise] Exercise [Crypto] Rotation [Misc] Readme [Programming] Calculation Prime Factor Visual Novels [Recon] Tweet CyberRebeatScripts ChangeHistory [Stegano] Secret.pdf Alpha [Trivia] Monero Crossword [Web] Whit…

TJCTF2018 Write-up

数ヶ月前にCTFを始めたのですが,まだブログでアウトプットしたことがなかったのでTJCTFのWrite-upを書くことにしました. TJCTF2018 [Web] Blank Someone told me there was a flag on this site, so why is it that I can only see blank? デベロッパーツ…