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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
ZMGE : A different method
fifousa : What's that say? I
fifiousa : What's that say? III
deibit : A curious escape
LollipopWut : I came, I saw, I encrypted
Karolis : What's that say? IV

Partner Sites
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Additional Challenge Sites
µContest with 56 challenges.
SPOJ with 6819 challenges.
Root-Me with 1397 challenges.
Hacking-Challenges with 145 challenges.
pwnable.kr with 70 challenges.
Updated on 03/01/21 10:35:19 AM UTC
It's only a game!

Research harder

fish Score : 21 points 05.93% complete
Jump to charts

Challenge Difficulty Date
Calculating the Combination 		Pretty dang easy (3) 11/04/2020  06:59:55 AM
What goes there? 		Easy as pie (2) 11/04/2020  07:06:19 AM
What's that say? I 		Just plain silly (1) 11/04/2020  07:09:49 AM
What's that say? III 		Just plain silly (1) 11/04/2020  07:15:52 AM
What's that say? V 		Just plain silly (1) 11/04/2020  07:19:20 AM
Base 8^2 		Pretty dang easy (3) 11/04/2020  07:25:26 AM
Computer Talk 		Pretty dang easy (3) 11/04/2020  07:28:31 AM
Templar Decoder Ring 		Pretty dang easy (3) 11/04/2020  08:15:04 AM
Rumplestiltskin 		Functioning brain required (4) 11/04/2020  04:42:40 PM
 
Score : 21 points 05.93% complete



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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?

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