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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
Calou : What's that say? III
henyxia : What's that say? III
conoz : What's that say? V
Pancracio : Base 8^2
keazay : A different method
Vita : A curious escape

Partner Sites
Halls of Valhalla
Additional Challenge Sites
Disavowed.net with 6 challenges.
WeChall with 145 challenges.
HackBBS with 91 challenges.
pwnable.tw with 38 challenges.
HackThisSite with 102 challenges.
Updated on 02/17/20 11:34:18 PM UTC
It's only a game!

Research harder

harvey Score : 250 points 70.62% complete
Jump to charts

Challenge Difficulty Date
A curious escape 		Pretty dang easy (3) 10/22/2012  01:03:50 PM
Base 8^2 		Pretty dang easy (3) 10/22/2012  11:46:51 PM
Crackerjack Encryption 		Easy as pie (2) 10/23/2012  12:02:02 AM
Computer Talk 		Pretty dang easy (3) 10/23/2012  12:02:48 AM
The tools are out there 		Pretty dang easy (3) 10/23/2012  12:03:56 AM
Real Men of Genius I 		Pretty dang easy (3) 10/23/2012  12:06:33 AM
Real Men of Genius II 		Functioning brain required (4) 10/23/2012  12:09:23 AM
Classic Cipher Play I 		Moderate (5) 10/23/2012  12:22:17 AM
Classic Cipher Play II 		Functioning brain required (4) 10/23/2012  12:34:31 AM
Classic Cipher Play III 		Functioning brain required (4) 10/23/2012  12:38:48 AM
A different method 		Pretty dang easy (3) 10/23/2012  12:41:01 AM
Poking Around II 		Easy as pie (2) 10/23/2012  12:43:05 AM
What's that say? I 		Just plain silly (1) 10/23/2012  01:04:46 AM
What's that say? III 		Just plain silly (1) 10/23/2012  01:07:49 AM
Cartoon Arithmetic 		Functioning brain required (4) 10/23/2012  01:17:00 AM
I came, I saw, I encrypted 		Easy as pie (2) 10/23/2012  01:17:58 AM
Hashed 		Pretty dang easy (3) 10/23/2012  01:18:36 AM
Shifted 		Functioning brain required (4) 10/23/2012  01:22:07 AM
What goes there? 		Easy as pie (2) 10/23/2012  01:26:51 AM
Oink Oink 		Pretty dang easy (3) 10/23/2012  01:29:37 AM
Thin Air 		Functioning brain required (4) 10/23/2012  01:35:14 AM
Julius's Key 		Pretty dang easy (3) 10/23/2012  01:43:20 AM
Pin-up Steganography 		Moderate (5) 10/23/2012  01:57:46 AM
Pin-up Steganography II 		Moderately difficult (6) 10/23/2012  01:59:52 AM
New wave gibberish 		Easy as pie (2) 10/23/2012  03:43:14 AM
Logic Cubed 		Pretty dang easy (3) 10/23/2012  04:15:30 AM
On the fence 		Pretty dang easy (3) 10/23/2012  04:31:52 AM
Return to sender 		Easy as pie (2) 10/23/2012  04:52:49 AM
Accessing routes 		Pretty dang easy (3) 10/23/2012  05:04:34 AM
Calculate quickly 		Functioning brain required (4) 10/23/2012  05:12:18 AM
Parse it fast 		Moderate (5) 10/23/2012  05:25:50 AM
Calculating the Combination 		Pretty dang easy (3) 10/23/2012  05:28:56 AM
Hop Skip and Jump 		Pretty dang easy (3) 10/23/2012  05:44:30 AM
Javascript Entertainment 		Pretty dang easy (3) 10/23/2012  05:48:16 AM
Poking Around IV 		Pretty dang easy (3) 10/23/2012  06:08:45 AM
Poking Around V 		Pretty dang easy (3) 10/23/2012  06:16:19 AM
Poking Around VI 		Pretty dang easy (3) 10/23/2012  06:17:31 AM
Play Fair! 		Pretty dang easy (3) 10/23/2012  06:43:25 AM
World War I 		Pretty dang easy (3) 10/23/2012  07:17:58 AM
Profiling Pieces 		Functioning brain required (4) 10/23/2012  12:49:42 PM
More classical review 		Pretty dang easy (3) 10/23/2012  01:03:32 PM
Mixing up the classics 		Functioning brain required (4) 10/23/2012  01:54:15 PM
Acknowledging our forebears 		Requires skill (7) 10/24/2012  02:11:00 AM
Message for you sir! 		Functioning brain required (4) 10/24/2012  03:12:09 AM
Poking Around I 		Easy as pie (2) 10/24/2012  03:14:13 AM
Where ya coming from? 		Pretty dang easy (3) 10/24/2012  04:03:43 AM
Selecting the right OS 		Pretty dang easy (3) 10/24/2012  04:07:43 AM
Malformed 		Pretty dang easy (3) 10/24/2012  04:09:22 AM
Templar Decoder Ring 		Pretty dang easy (3) 10/24/2012  04:26:31 AM
What's that say? II 		Just plain silly (1) 10/24/2012  04:30:26 AM
What's that say? IV 		Just plain silly (1) 10/24/2012  04:31:36 AM
What's that say? V 		Just plain silly (1) 10/24/2012  04:32:09 AM
Craptcha I 		Pretty dang easy (3) 10/24/2012  05:33:23 AM
Wheel of Fortune 		Moderate (5) 10/24/2012  06:29:04 AM
Reversing the application I 		Moderate (5) 10/24/2012  10:16:40 AM
Reversing the application III 		Moderate (5) 10/24/2012  10:19:50 AM
Reversing the application II 		Moderate (5) 10/24/2012  10:31:22 AM
Resource Management 		Functioning brain required (4) 10/24/2012  10:39:25 AM
Digging Deeper 		Moderate (5) 10/24/2012  10:50:03 AM
Searching for clues 		Functioning brain required (4) 10/24/2012  11:08:59 AM
Terminal Hacking 		Moderately difficult (6) 10/24/2012  11:33:03 AM
Craptcha II 		Moderate (5) 10/24/2012  11:43:37 AM
Making words out of numbers 		Moderate (5) 10/24/2012  12:25:27 PM
Encoding is not Encryption 		Functioning brain required (4) 10/24/2012  02:23:37 PM
Adjoined 		Pretty dang easy (3) 10/28/2012  05:05:42 PM
Who's the custodian? 		Functioning brain required (4) 10/28/2012  05:15:25 PM
Inserted 		Functioning brain required (4) 10/28/2012  05:22:41 PM
Craptcha IV 		Not for the faint of heart (8) 10/28/2012  08:16:54 PM
Homebrewed 		Requires skill (7) 11/01/2012  04:35:33 PM
Logjam Disarray 		Moderately difficult (6) 11/04/2012  11:47:26 PM
 
Score : 250 points 70.62% 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?

5 hackers solved 22 challenges this week
What's that say? V by conoz
What's that say? I by conoz
Malformed by XStreamke
Mixing up the classics by XStreamke
Inserted by XStreamke
Profiling Pieces by XStreamke
Searching for clues by XStreamke
Speak up by XStreamke
What's that say? III by henyxia
A curious escape by henyxia
I came, I saw, I encrypted by henyxia
New wave gibberish by henyxia
Adjoined by henyxia
Who's the custodian? by XStreamke
Classic Cipher Play I by XStreamke
What's that say? III by Calou
Thin Air by XStreamke
Beep Beep by XStreamke
Message for you sir! by XStreamke
Real Men of Genius II by XStreamke
K3 by occasus
Shifted by XStreamke

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