YangSeungWon

CODEGATE 2022 Preliminary - ankiwoom-invest

tags: blockchain

[name=whysw@PLUS]

Participated as whysw@MINUS in this CTF.

Attachments

• problem
  • Investment.sol
  • Proxy.sol
• writeup

YangSeungWon

Balsn CTF 2020 - IdleGame

tags: blockchain

[name=whysw@PLUS]

Attachments

• problem
  • Tokens.sol
  • IdleGame.sol
• writeup
  • exploit.sol

YangSeungWon

UIUCTF 2020 - Bot Protection IV

tags: machine learning

[name=whysw@PLUS]

Attachments

• problem
  • index.html
  • captchas.zip
  • mc.ttf
• writeup
• Bot Protection IV.ipynb

YangSeungWon

2020 Defenit CTF - Bad Tumblers

tags: blockchain

[name=whysw@PLUS]

Attachments

• writeup
  • solver code

Attachments are uploaded on gist.

Challenge

YangSeungWon

m0leCon CTF 2020 Teaser - play-me-piano

tags: wasm

[name=whysw@PLUS]

Attachments

• problem
  • index.html
  • chall.js
  • chall.wasm
• writeup
• chall.c

YangSeungWon

Midnight Sun CTF 2020 Quals - Snake++

tags: coding

[name=whysw@PLUS]

Attachments

nc snakeplusplus-01.play.midnightsunctf.se 55555

Challenge

There are two modes of snake game, for human and for AI. When you select AI mode, the log file which is zipped and base64 encoded is given. These are rules of snake game.

YangSeungWon

hxp 36C3 CTF - xmas_future

tags: wasm

[name=whysw@PLUS]

Attachments

• problem
  • hxp2019.js
  • ferris.svg
  • hxp2019_bg.wasm
  • index.html
• run.sh

YangSeungWon

DEF CON CTF Qualifier 2019 - nodb

tags: wasm

[name=whysw@PLUS]

Attachments

• problem
  • index.html
  • wasm.js
  • wasm.wasm
• writeup
• wasm.wat