Want to be a spy?

This topic has 14 replies, 10 voices, and was last updated 8 years, 4 months ago by pharmerjoe.

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- December 1, 2011 at 6:14 pm #7098
  
  alan
  Participant
  
  GCHQ are apparently looking to hire computer experts and have created a challenge. It doesn’t look easy, but take a punt!
  
  http://www.canyoucrackit.co.uk/
- December 1, 2011 at 6:52 pm #44131
  
  eth3real
  Participant
  
  As a marketing technique, it is amazingly effective for their target audience. I’m so intrigued, I know I’m going to take a crack at it before time runs out.
  
  Thanks for this, I love puzzles. ;D
- December 1, 2011 at 7:12 pm #44132
  
  YuckTheFankees
  Participant
  
  what are we looking for? A word or sentence?
- December 1, 2011 at 7:28 pm #44133
  
  hurtl0cker
  Participant
  
  One of my friend who deals with Algorithms and stuff cleared it, I am still scratching my head on it ::)
- December 1, 2011 at 9:28 pm #44134
  
  hayabusa
  Participant
  
  I haven’t looked closely, but a prelim glance at the source of the page would indicate 16 characters or less…
- December 2, 2011 at 3:18 pm #44135
  
  Triban
  Participant
  
  **SPOILER ALERT*** ha, Mubix tweeted the following link
  http://www.canyoucrackit.co.uk/soyoudidit.asp
  #CodeBreakingIsHard
  
  :p
- December 2, 2011 at 4:22 pm #44136
  
  lorddicranius
  Participant
  
  @3xban wrote:
  
  **SPOILER ALERT*** ha, Mubix tweeted the following link
  http://www.canyoucrackit.co.uk/soyoudidit.asp
  #CodeBreakingIsHard
  
  :p
  
  lol Maybe get a job in their web security department to flush out logic flaws?
- December 2, 2011 at 5:41 pm #44137
  
  Anonymous
  Participant
  
  lol epic fail 😛
- December 5, 2011 at 4:19 am #44138
  
  lorddicranius
  Participant
  
  **SPOILERS**
  
  For those looking for the solution, there’s videos here explaining it:
  
  http://gchqchallenge.blogspot.com/2011/12/gchq-stage-1-commented-assembly-code-dr.html
- December 6, 2011 at 2:06 am #44139
  
  eth3real
  Participant
  
  Wow, those are some incredible videos. Much more involved than I had initially thought.
- December 7, 2011 at 7:50 am #44140
  
  alan
  Participant
  
  Are you sure this is the only answer? This article suggests there may be a hidden 4th challenge!
  
  http://www.theregister.co.uk/2011/12/06/hidden_gchq_code_breaking_challenge/
- December 14, 2011 at 8:58 pm #44141
  
  isgillen
  Participant
  
  all that for £31k a year….shame
- December 15, 2011 at 10:26 am #44142
  
  Anonymous
  Participant
  
  did anyone from this site have a go and crack it ?
- December 15, 2011 at 5:06 pm #44143
  
  lorddicranius
  Participant
  
  Okay, so apparently there is a buffer overflow in the GCHQ canyoucrackit binary challenge. http://pastie.org/2999151 anyone else catch this? 🙂
  
  Source: https://twitter.com/#!/d1n/status/145765165361676288
  
  There’s all kinds of security challenges in this! haha
- March 26, 2012 at 4:00 pm #44144
  
  pharmerjoe
  Participant
  
  You didn’t even need to crack it, at the time, I just googled “site:canyoucrackit.co.uk”
  And the soyoudidit page came up ;D
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