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This forum is meant for discussing and sharing ideas of the Level II challenges. Do not post any complete solutions or codewords for any of the challenges. In case of posting solutions your post will be deleted and your account will be banned immediately.



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 Post subject: Challenge "Cracking SHA1-Hashed Passwords"
PostPosted: Mon Apr 04, 2011 21:38 
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Joined: Wed Sep 30, 2009 14:10
Posts: 180
Password-based authentication means that a user sends a plaintext password to a server, and the server calculates the hash value of the received password and compares it with a stored hash value. Goal of this challenge is to reveal the plaintext password given its SHA1 hash value. There is some information known about the original password.
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Last edited by admin on Wed Jul 31, 2013 15:14, edited 1 time in total.

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 Post subject: Re: Challenge "Cracking SHA1-Hashed Passwords"
PostPosted: Thu Jul 28, 2011 20:15 

Joined: Sat Jun 18, 2011 13:43
Posts: 149
Does the password actually make sense or is this a brute force type problem?

I have no experience with hash functions and bare knowledge of programming so it would help if I knew the password was meaningful.


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 Post subject: Re: Challenge "Cracking SHA1-Hashed Passwords"
PostPosted: Tue Aug 23, 2011 22:18 

Joined: Sat Jun 18, 2011 13:43
Posts: 149
This may sound a bit dense but I have actually solved this now and can't quite make sense of what the password is saying!


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