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Challenge "Cracking SHA1-Hashed Passwords"  

  By: admin on April 4, 2011, 9:38 p.m.

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 Oct. 31, 2021, 2:54 a.m., edited 1 time in total.

Re: Challenge "Cracking SHA1-Hashed Passwords"  

  By: fretty on July 28, 2011, 8:15 p.m.

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.

Re: Challenge "Cracking SHA1-Hashed Passwords"  

  By: fretty on Aug. 23, 2011, 10:18 p.m.

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!

Re: Challenge  

  By: wi_lius on Feb. 14, 2016, 9:39 p.m.

According to the picture of the keyboard, there are 19 symbols that can appear in the password. Is that right?

Re: Challenge  

  By: Bart13 on Feb. 14, 2016, 9:58 p.m.

Yes, that is correct.

Re: Challenge  

  By: Twistios on June 23, 2018, 12:43 p.m.

I wonder if the password is encoded in "utf-8" or something else

Re: Challenge  

  By: be on June 29, 2018, 12:12 a.m.

I wonder if the password is encoded in "utf-8" or something else

It is normal ascii.


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