account
challenge
contact
credit
hacker
links
stat
todo
wtf

Top Hackers
alucardo 354 points 100.00%
saiwa 354 points 100.00%
thefinder 354 points 100.00%
Anonr 350 points 98.87%
neoxquick 344 points 97.18%
tehron 335 points 94.63%
livinskull 330 points 93.22%
Akorlith 325 points 91.81%
madbat2 320 points 90.40%
rubiya 319 points 90.11%

New Hackers
0verr1de : What's that say? V
ozpingux : A curious escape
meyaa : A different method
y0xp : A curious escape
Imp0st3r : A curious escape
BluntSam : What's that say? III

Partner Sites
Halls of Valhalla
Additional Challenge Sites
WeChall with 145 challenges.
SPOJ with 6739 challenges.
µContest with 56 challenges.
pwnable.kr with 70 challenges.
hax.tor.hu with 50 challenges.
Updated on 11/19/19 6:11:42 PM UTC
It's only a game!

Research harder

dyroxyd Score : 56 points 15.82% complete
Jump to charts

Challenge Difficulty Date
What's that say? III 		Just plain silly (1) 11/23/2012  05:54:48 AM
A different method 		Pretty dang easy (3) 11/23/2012  05:59:40 AM
Accessing routes 		Pretty dang easy (3) 11/23/2012  06:09:45 AM
Base 8^2 		Pretty dang easy (3) 11/23/2012  06:11:16 AM
Computer Talk 		Pretty dang easy (3) 11/23/2012  06:11:58 AM
Hashed 		Pretty dang easy (3) 11/23/2012  06:12:53 AM
I came, I saw, I encrypted 		Easy as pie (2) 11/23/2012  06:13:26 AM
New wave gibberish 		Easy as pie (2) 11/23/2012  06:15:50 AM
Selecting the right OS 		Pretty dang easy (3) 11/23/2012  06:19:06 AM
What goes there? 		Easy as pie (2) 11/23/2012  06:21:40 AM
The tools are out there 		Pretty dang easy (3) 11/23/2012  06:24:18 AM
Oink Oink 		Pretty dang easy (3) 11/23/2012  06:28:03 AM
Crackerjack Encryption 		Easy as pie (2) 11/23/2012  06:36:37 AM
Mixing up the classics 		Functioning brain required (4) 11/29/2012  05:51:18 AM
Pin-up Steganography II 		Moderately difficult (6) 11/29/2012  05:53:05 AM
Pin-up Steganography 		Moderate (5) 11/29/2012  07:29:40 AM
A curious escape 		Pretty dang easy (3) 03/25/2013  11:07:48 AM
Classic Cipher Play I 		Moderate (5) 03/25/2013  11:13:35 AM
 
Score : 56 points 15.82% 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