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Level III Challenges (74)

Page 13 of the challenges in Level III, ordered by date posted (the most recent appear first).

RSA Factoring Challenge: RSA-280
[rsa-11] - 0 users already solved this challenge.
 
 
 
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 280 decimal digits.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2012-02-07 11:05
Maximum number of attempts for this challenge: 15

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RSA Factoring Challenge: RSA-896
[rsa-10] - 0 users already solved this challenge.
 
 
 
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 270 decimal digits.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2012-02-07 11:04
Maximum number of attempts for this challenge: 15

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RSA Factoring Challenge: RSA-270
[rsa-09] - 0 users already solved this challenge.
 
 
 
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 270 decimal digits.
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Click here to get to the corresponding forum topic to share your opinion.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2012-02-07 11:02
Maximum number of attempts for this challenge: 15

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RSA Factoring Challenge: RSA-260
[rsa-08] - 0 users already solved this challenge.
 
 
 
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 260 decimal digits.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2012-02-07 10:50
Maximum number of attempts for this challenge: 15

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RSA Factoring Challenge: RSA-250
[rsa-07] - 15 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 250 decimal digits.
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Click here to get to the corresponding forum topic to share your opinion.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2012-02-07 10:48
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#15) Achieved points (Global score) y-m-d - h:m:s
George (Theofanidis) 0 (130187) 2020-03-12 21:20:24
Snake (snk) 0 (187783) 2020-03-16 22:31:47
Erik (Erox) 0 (26141) 2020-03-17 16:24:16
simone (xseris) 0 (8632) 2020-04-14 09:48:28
#5 D3d4lu5 (D3d4lu5) 0 (363488) 2020-05-06 18:10:29
#6 Alain Collignon (vexilla72) 0 (123666) 2020-07-13 16:19:10
#7 noother (noother) 0 (1489) 2020-08-11 03:02:15
#8 0bliviate (0bliviate) 0 (8634) 2020-08-17 19:26:38
#9 George Lasry (george4096) 0 (399565) 2020-09-06 12:14:42
#10 Kevin Shepherd (kshepherd) 0 (2391) 2020-09-14 06:15:17
#11 Alexander W. Janssen (itnomad) 0 (10782) 2021-02-10 17:00:24
#12 Gerd Wilts (gerdw) 0 (50634) 2021-02-15 20:32:01
#13 gordon (sir5) 0 (16181) 2021-05-12 20:01:12
#14 Eric (ExAstris) 0 (56037) 2021-05-13 03:15:00
#15 Antares (Antares) 0 (32880) 2021-07-10 16:54:57
The solution for this challenge was made public on 2020-02-28, 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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   +++    [01:47 - 02.08.2021] jerva solved the Level II challenge 'SIGABA CSP-2900 — Part 1'    +++    [00:40 - 02.08.2021] mochiorochi solved the Level I challenge 'Beaver Code'    +++    [22:51 - 01.08.2021] mochiorochi solved the Level I challenge 'A hidden word'    +++    [22:46 - 01.08.2021] mochiorochi solved the Level II challenge 'Letter to the Templars — Part 3'    +++    [22:05 - 01.08.2021] mochiorochi solved the Level I challenge 'Letter to the Templars — Part 2'    +++