account
challenge
contact
credit
hacker
links
stat
todo
wtf

Top Hackers
alucardo 354 points 100.00%
Anonr 354 points 100.00%
saiwa 354 points 100.00%
thefinder 354 points 100.00%
neoxquick 344 points 97.18%
livinskull 341 points 96.33%
tehron 335 points 94.63%
Akorlith 325 points 91.81%
rubiya 323 points 91.24%
madbat2 320 points 90.40%

New Hackers
LollipopWut : I came, I saw, I encrypted
Karolis : What's that say? IV
JanLitwin : What's that say? III
drewpaul86 : A curious escape
GetVaMage : What's that say? I
fish : Calculating the Combination

Partner Sites
Halls of Valhalla
Additional Challenge Sites
CTFS.ME with 63 challenges.
Mod-X with 9 challenges.
OverTheWire.org with 174 challenges.
Omega Project with 7 challenges.
Énigmes À Thématiques with 4207 challenges.
Updated on 01/24/21 9:00:53 AM UTC
It's only a game!

Research harder

Xshadow Score : 6 points 01.69% complete
Jump to charts

Challenge Difficulty Date
What's that say? I 		Just plain silly (1) 03/16/2012  10:33:48 PM
What goes there? 		Easy as pie (2) 03/16/2012  10:36:06 PM
What's that say? III 		Just plain silly (1) 03/16/2012  10:45:51 PM
What's that say? IV 		Just plain silly (1) 03/16/2012  10:46:47 PM
What's that say? V 		Just plain silly (1) 03/16/2012  10:48:06 PM
 
Score : 6 points 01.69% complete



Jump to top
Pseudo
  Pass

There are currently 90 challenges, with a maximum possible value of 354 points.

New Challenges
Rumplestiltskin
Unusual Translation
Hashed II
Beep Beep
JSON and the Argonauts III
JSON and the Argonauts II
JSON and the Argonauts I

Most Popular Challenges
What's that say? I
A curious escape
Computer Talk
Base 8^2
What's that say? III
I came, I saw, I encrypted
What goes there?

1 hacker solved 4 challenges in 48 hours
Hams do it with more frequency by LollipopWut
Logic Cubed by LollipopWut
A different method by LollipopWut
What's that say? V by LollipopWut

View more stats

Member of The Internet Defense League

Care and feeding instructions