PicoCTF-2022 Writeup
  • README
  • Binary Exploitation
    • buffer overflow 1
    • buffer overflow 2
    • buffer overflow 3
    • flag leak
    • function overwrite
    • ropfu
    • stack cache
    • x-sixty-what
  • Cryptography
    • basic-mod1
    • basic-mod2
    • diffie-hellman
    • morse-code
    • NSA Backdoor
    • Sequences
    • substitution
    • Sum-O-Primes
    • Very Smooth
  • Forensics
    • Operation Oni
    • Operation Orchid
    • SideChannel
    • St3g0
    • Torrent Analyze
  • Reverse Engineering
    • Bbbbloat
    • Keygenme
    • unpackme
    • Wizardlike
  • Web Exploitation
    • Forbidden Paths
    • noted
    • Roboto Sans
    • SQLiLite
Powered by GitBook
On this page

Was this helpful?

Edit on GitHub

README

Nextbuffer overflow 1

Last updated 3 years ago

Was this helpful?

Write-ups for various challenges from the 2022 .

See for list of write-ups.

During the competition period, which was held between March 15th, 2022 and March 29th, 2022, I placed 248th out of 7,794 (top 3.2%) among global participants (who solved at least one challenge) as a solo player with a score of 12,000 points.

This page contains my write-ups for completed challenges that I couldn't solve in a few minutes. For example, many of the easier/straightforward challenges do not have a corresponding writeup. Additionally, write-ups were written such that they would be the most useful to my future self. Thus, easier challenge write-ups may contain relatively little information.

Score Progression Graph
picoCTF competition
SUMMARY