$
ctf42
CTFs
Challenges
Techniques
Contributors
About
Log in
Sign up
CTFs
/ osuigaming
🌐
osuigaming
flag format
osu{...}
Archived challenges by category
Crypto
26%
(15)
Misc
18%
(10)
Web
16%
(9)
Pwn
12%
(7)
Reverse
11%
(6)
Forensics
9%
(5)
Blockchain
5%
(3)
OSINT
4%
(2)
Editions
Edition
Weight
Web
Pwn
Reverse
Crypto
Forensics
Misc
OSINT
Blockchain
Total
2025
–
5
3
3
7
1
6
·
·
25
2024
–
4
4
3
8
4
4
2
3
32