MysteryTwister C3
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Level III Challenges (66)

Page 1 of the challenges in Level III, ordered by date posted (the most recent appear first).

RSA Factoring Challenge: RSA-240

[rsa-06] - 6 users already solved this challenge, 1 is working on it.
 
 
 

This challenge descends from the RSA Laboratories contest to encourage research into the practical difficulty of factoring large integers of different length (between 330 and 2048 bit) and cracking RSA keys used in cryptography. This challenge is about factoring a number with 240 decimal digits.
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Published on: 2012-02-07 10:47
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#6) Achieved points (Global score) y-m-d - h:m:s

Snake (snk) 0 (176815) 2019-12-02 20:05:22
Kurt Gebauer (Yokozuna) 0 (216952) 2019-12-03 02:09:39
George (Theofanidis) 0 (117252) 2019-12-15 22:40:32
Roman Seefeld (Antares) 0 (15543) 2020-03-02 11:00:19
#5 Erik (Erox) 0 (26141) 2020-03-17 16:26:56
The solution for this challenge was made public on 2019-12-02, and thus it is not possible to get points for this challenge any more. However, you can still solve and enter a solution for this challenge.
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   +++    [21:04 - 10.04.2020] snk solved the Level II challenge 'ORYX Stream Cipher Part I'    +++    [20:06 - 10.04.2020] bubblesort solved the Level II challenge 'Broadcasting and low exponent — RSA-Attack'    +++    [19:55 - 10.04.2020] bubblesort solved the Level I challenge 'M-138 — Part 1'    +++    [19:45 - 10.04.2020] bubblesort solved the Level I challenge 'Reserve Hand Procedure — Part 1'    +++    [19:17 - 10.04.2020] bubblesort solved the Level I challenge 'How do you become a big cryptographer?'    +++