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
keazay : A different method
Vita : A curious escape
BackMoon : What's that say? III
DrAMA : A curious escape
t0mcr00se : A curious escape
zeldarfleau : A curious escape

Partner Sites
Halls of Valhalla
Additional Challenge Sites
Security Traps with 48 challenges.
Disavowed.net with 6 challenges.
Yashira with 306 challenges.
LordofSQLi with 49 challenges.
hacking.allowed.org with 49 challenges.
Updated on 01/18/20 9:22:45 PM UTC
It's only a game!

Research harder

JSON and the Argonauts I

I've been doing a lot of web services development. (Which I enjoy.)
multipart/form-data, application/x-www-form-urlencoded are not currently supported and will make the server act strange for a bit.

Let's go!



And the answer is?







Who's beaten this one?
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