MysteryTwister C3
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Dear users, we apologize for the long response times of our server. We are currently in the closing stages of developing a completely redesigned site with much better performance, and we are confident to go live this summer. Thanks for your understanding.
 


Server maintenance from November 29 to December 2, 2019

MysteryTwister C3 will be offline due to maintenance work starting on Friday November 29, 2019 at 9:00 AM UTC. This work is expected to be finished around Monday, December 2. Then, our site will be available again.

Update: Maintenance work has been completed successfully. We don't expect it, but apologize for potential brief outages in the following days.

 
 
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   +++    [16:58 - 27.09.2021] Surtees solved the Level I challenge 'Number Sequence — Part 2'    +++    [14:53 - 27.09.2021] jenniferdecastro solved the Level I challenge 'A hidden word'    +++    [14:28 - 27.09.2021] Mercer solved the Level II challenge 'Cracking SHA1-Hashed Passwords'    +++    [09:52 - 26.09.2021] CRYbaby solved the Level I challenge 'How do you become a big cryptographer?'    +++    [17:29 - 25.09.2021] gemmath solved the Level I challenge 'Letter to the Templars — Part 1'    +++