🚩
Zeyu's CTF Writeups
Here you can find writeups from various CTFs that I've participated in.

~# man CTFs

In case you don't know what are CTFs, here's a nice definition:
A capture the flag (CTF) contest is a special kind of cybersecurity competition designed to challenge its participants to solve computer security problems and/or capture and defend computer systems.

~# groups

Social Engineering Experts is a small team founded by a group of friends.
CTFtime.org / Social Engineering Xperts
CTFtime
Join us here (but first, solve a challenge).

~# ls -la 2021

CTF Name
Type
Position
Jeopardy
37th
pbCTF 2021
Jeopardy
32nd
DeconstruCT.F
Jeopardy
14th
Jeopardy
(Individual)
3rd (SG)
33rd (Overall)
Jeopardy
23rd
​YauzaCTF 2021​
Jeopardy
9th
Jeopardy
22nd
DEF CON 29 Red Team Village CTF (Finals)
Hack Quest
18th
DEF CON 29 Red Team Village CTF (Quals)
Jeopardy
16th
​UIUCTF 2021​
Jeopardy
18th
Securebug Loki CTF
Jeopardy
5th
​Google CTF 2021​
Jeopardy
< 20%
Jeopardy
10th
Jeopardy
3rd
​BCACTF 2.0​
Jeopardy
43rd
​Zh3ro CTF V2​
Jeopardy
37th
​Pwn2Win CTF​
Jeopardy
62nd
​NorzhCTF​
Hack Quest
29th
​DawgCTF​
Jeopardy
13th
​UMDCTF​
Jeopardy
8th
​Midnight Sun CTF​
Jeopardy
< 20%
​picoCTF​
Jeopardy
< 5%
​DSO-NUS CTF​
Jeopardy
< 20%

~# cat LICENSE

All original code is licensed under the MIT license.
Last modified 11d ago