iwasiblog

イワシブログ - Activity log of an iwasi -

SECCON 2015 Online CTF Writeup

SECCON 2015 Online CTFに参加したので、解いた問題のwriteup.
以下の問題について書いた.

  • Agenda
    • SECCON WARS 2015 (Stegano 100pts)
    • Reverse-Engineering Android APK 1 (Binary 100pts)
    • Steganography 1 (Stegano 100pts)
    • Steganography 2 (Stegano 100pts)
    • Steganography 3 (Stegano 100pts)
    • Last Challenge (Thank you for playing) (Exercises 50pts)
続きを読む

EKOPARTY CTF 2015 Writeup

EKOPARTY CTF 2015に参加したので、解いた問題のwriteup.
以下の問題について書いた.

  • Agenda
    • Slogans (Trivia 50pts)
    • Banner (Trivia 70pts)
    • SSL Attack (Trivia 90pts)
    • Blocking truck (Trivia 100pts)
    • SCYTCRYPTO (Crypto 50pts)
    • XOR Crypter (Crypto 200pts)
    • Patch me (Reversing 50pts)
    • Olive (Misc 50)
    • Press it (Misc 100pts)
続きを読む