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 336 points 94.92%
tehron 335 points 94.63%
Akorlith 325 points 91.81%
rubiya 323 points 91.24%
madbat2 320 points 90.40%

New Hackers
Shadokin : What's that say? IV
suffering : A curious escape
pako : Selecting the right OS
PWNMACHINE936 : Selecting the right OS
totof8080 : I came, I saw, I encrypted
Anone : Rumplestiltskin

Partner Sites
Halls of Valhalla
Additional Challenge Sites
hacking.allowed.org with 49 challenges.
Hacker Gateway with 396 challenges.
Hacker.org with 292 challenges.
Hacking-Challenges with 145 challenges.
World of Wargame with 146 challenges.
Updated on 10/26/20 4:13:24 AM UTC
It's only a game!

Research harder

thePalindrome Score : 17 points 04.80% complete
Jump to charts

Challenge Difficulty Date
A curious escape 		Pretty dang easy (3) 05/28/2014  07:36:31 PM
What's that say? I 		Just plain silly (1) 05/28/2014  07:47:18 PM
What's that say? III 		Just plain silly (1) 05/28/2014  07:49:45 PM
Javascript Entertainment 		Pretty dang easy (3) 05/28/2014  07:52:13 PM
New wave gibberish 		Easy as pie (2) 05/28/2014  08:49:36 PM
Poking Around I 		Easy as pie (2) 05/28/2014  09:11:35 PM
Poking Around II 		Easy as pie (2) 05/28/2014  09:17:44 PM
Selecting the right OS 		Pretty dang easy (3) 05/29/2014  03:57:31 PM
 
Score : 17 points 04.80% 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?

Member of The Internet Defense League

Care and feeding instructions