cloud

Challenge Author Difficulty Release Round
Bad Bucket Blue Alder easy round 1
Not as Bad Bucket Blue Alder easy round 1
Lost n Found Blue Alder medium round 1
Whale Blog Blue Alder medium round 2

crypto

Challenge Author Difficulty Release Round
Substitution Cipher I joseph#8210 beginner round 1
Break Me! 2keebs easy round 1
OTWhat 1 nullableVoid*#7225 easy round 2
Substitution Cipher II joseph#8210 easy round 1
treasure joseph#8210 easy round 1
OTWhat 2 nullableVoid*#7225 medium round 2
Secuchat nullableVoid*#7225 medium round 1
1337crypt v2 joseph#8210 hard round 2
power sign joseph#8210 hard round 1
Substitution Cipher III joseph#8210 hard round 1
yadlp joseph#8210 hard round 1

forensics

Challenge Author Difficulty Release Round
Retro! QUTWH beginner round 1
Do the loop! QUTWH easy round 1
How to pronounce GIF xXl33t_h@x0rXx easy round 1
That’s Not My Name Conletz#5420 easy round 1
The File is Lava TheDon*#2152 medium round 2
Want to Play a Game? Conletz#5420 medium round 1

misc

Challenge Author Difficulty Release Round
Discord Crem none round 1
Twitter Crem none round 1
Builder BearArms (Cybears) beginner round 1
General Skills Quiz Crem beginner round 1
The Introduction Crem beginner round 1
Floormat todo#7331 easy round 1
GammaSafe nullableVoid*#7225 easy round 2
rabbit Crem + z3kxTa easy round 1
Canary 247CTF.com medium round 1
i-pee fs dot medium round 2
Flying Spaghetti Monster hypersphere (Cybears) hard round 1

survey

Challenge Author Difficulty Release Round
Survey DUCTF none round 3

OSINT

Challenge Author Difficulty Release Round
Who goes there? xXl33t_h@x0rXx beginner round 1
(back) On the rails xXl33t_h@x0rXx easy round 2
Get over it! QUTWH easy round 1
The Internet is Written in Ink Crem easy round 1
Apartment Views xXl33t_h@x0rXx medium round 2
eyespy xXl33t_h@x0rXx medium round 2
Heart of the nation xXl33t_h@x0rXx medium round 1
Sharing is Caring xXl33t_h@x0rXx hard round 2

pwn

Challenge Author Difficulty Release Round
deadcode xXl33t_h@x0rXx beginner round 1
Leaking like a sieve xXl33t_h@x0rXx beginner round 1
babygame grub easy round 1
outBackdoor xXl33t_h@x0rXx easy round 1
write what where joseph#8210 easy round 2
Oversight B3NNY medium round 1
ready, bounce, pwn! joseph#8210 medium round 2
DUCTFnote grub hard round 1
encrypted note joseph#8210 hard round 1

reversing

Challenge Author Difficulty Release Round
no strings joseph#8210 beginner round 1
flag loader joseph#8210 easy round 1
Juniperus nullableVoid*#7225 easy round 2
bullet hell joseph#8210 medium round 2
connect the dots joseph#8210 medium round 1
flag printer joseph#8210 medium round 1
gamer joseph#8210 medium round 1
flag checker joseph#8210 hard round 1

web

Challenge Author Difficulty Release Round
Cowboy World Crem beginner round 1
Inside Out Solopie beginner round 1
Chainreaction n00bmaster easy round 1
Farsight todo#7331 easy round 2
Secret Bin todo#7331 easy round 2
Ezmail todo#7331 medium round 1
JWT 247CTF.com medium round 1
x1337 Sk1d R3p0rt3r xesh medium round 2
Zap todo#7331 medium round 1
Jasons Proxy xesh hard round 2
Notepad todo#7331 hard round 1

GitHub

https://github.com/DownUnderCTF/Challenges_2021_Public