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Level II Challenges (158)
Page 7 of the challenges in Level II, ordered by date posted (the most recent appear first).
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The Siemens and Halske T52 was a family of German teleprinter encryption devices used during WW2. This challenge is part of a series of challenges with T52. In this challenge, you need to recover the plaintext from six "in-depth" ciphertexts built with T52a/b. You are also provided with cribs for each message. Read more...
Click here to get to the corresponding forum topic to share your opinion.
Click here to download the challenge.
Click here to download the additional file of the challenge.
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Author:
This email address is being protected from spambots. You need JavaScript enabled to view it. |
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Published on: 2019-08-10 17:31 |
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Maximum number of attempts for this challenge: 15 |
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All successful users of this challenge
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User (#5) |
Achieved points (Global score) |
y-m-d - h:m:s |
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Kurt Gebauer (Yokozuna)
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1456 (282608) |
2019-08-21 22:34:20 |
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Michael Möller (michaelm)
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1209 (253196) |
2019-12-27 10:38:15 |
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Snake (snk)
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1181 (187783) |
2020-03-20 17:08:26 |
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Nicolas (nicosPavlov)
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1160 (257791) |
2020-07-23 10:42:30 |
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#5 |
S Combes (jerva)
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1142 (242717) |
2021-01-10 15:04:47 |
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You must be logged in to solve the challenge |
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The Siemens and Halske T52 was a family of German teleprinter encryption devices used during WW2. This challenge is part of a series of challenges with T52. In this challenge, you need to recover the plaintext from six "in-depth" ciphertexts built with T52c. The key is partially known. You are also provided with cribs for each message. Read more...
Click here to get to the corresponding forum topic to share your opinion.
Click here to download the challenge.
Click here to download the additional file of the challenge.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it. |
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Published on: 2019-08-10 17:31 |
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Maximum number of attempts for this challenge: 15 |
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All successful users of this challenge
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User (#6) |
Achieved points (Global score) |
y-m-d - h:m:s |
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D3d4lu5 (D3d4lu5)
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1660 (363488) |
2019-08-14 06:40:22 |
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Kurt Gebauer (Yokozuna)
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1523 (282608) |
2019-08-18 16:55:50 |
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Michael Möller (michaelm)
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1198 (253196) |
2020-01-22 21:11:55 |
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Snake (snk)
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1181 (187783) |
2020-03-22 13:03:26 |
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#5 |
Nicolas (nicosPavlov)
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1160 (257791) |
2020-07-22 12:05:00 |
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#6 |
S Combes (jerva)
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1143 (242717) |
2020-12-30 08:06:00 |
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You must be logged in to solve the challenge |
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The Siemens and Halske T52 was a family of German teleprinter encryption devices used during WW2. This challenge is part of a series of challenges with T52. In this challenge, you need to recover the plaintext from ten "in-depth" ciphertexts built with T52ca. The key is partially known. Read more...
Click here to get to the corresponding forum topic to share your opinion.
Click here to download the challenge.
Click here to download the additional file of the challenge.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it. |
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Published on: 2019-08-10 17:30 |
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Maximum number of attempts for this challenge: 15 |
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All successful users of this challenge
| Rank |
User (#5) |
Achieved points (Global score) |
y-m-d - h:m:s |
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D3d4lu5 (D3d4lu5)
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1725 (363488) |
2019-08-13 16:29:12 |
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Kurt Gebauer (Yokozuna)
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1613 (282608) |
2019-08-15 03:30:25 |
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Snake (snk)
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1181 (187783) |
2020-03-23 09:59:53 |
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Nicolas (nicosPavlov)
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1158 (257791) |
2020-08-02 04:21:22 |
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#5 |
Michael Möller (michaelm)
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1157 (253196) |
2020-08-07 20:58:39 |
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You must be logged in to solve the challenge |
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The Siemens and Halske T52 was a family of German teleprinter encryption devices used during WW2. This challenge is part of a series of challenges with T52. In this challenge, you need to recover the plaintext from ten "in-depth" ciphertexts built with T52c. The key is partially known. Read more...
Click here to get to the corresponding forum topic to share your opinion.
Click here to download the challenge.
Click here to download the additional file of the challenge.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it. |
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Published on: 2019-08-10 17:30 |
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Maximum number of attempts for this challenge: 15 |
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All successful users of this challenge
| Rank |
User (#4) |
Achieved points (Global score) |
y-m-d - h:m:s |
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D3d4lu5 (D3d4lu5)
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1725 (363488) |
2019-08-13 00:21:56 |
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Kurt Gebauer (Yokozuna)
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1613 (282608) |
2019-08-15 14:53:37 |
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Snake (snk)
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1181 (187783) |
2020-03-22 22:48:36 |
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Nicolas (nicosPavlov)
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1158 (257791) |
2020-08-01 16:24:05 |
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You must be logged in to solve the challenge |
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The Siemens and Halske T52 was a family of German teleprinter encryption devices used during WW2. This challenge is part of a series of challenges with T52. In this challenge, you need to recover the plaintext from ten "in-depth" ciphertexts built with T52ab. The key is partially known. Read more...
Click here to get to the corresponding forum topic to share your opinion.
Click here to download the challenge.
Click here to download the additional file of the challenge.
|
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it. |
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Published on: 2019-08-10 17:30 |
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Maximum number of attempts for this challenge: 15 |
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All successful users of this challenge
| Rank |
User (#4) |
Achieved points (Global score) |
y-m-d - h:m:s |
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D3d4lu5 (D3d4lu5)
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1824 (363488) |
2019-08-12 16:35:58 |
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Kurt Gebauer (Yokozuna)
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1660 (282608) |
2019-08-13 23:24:00 |
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Snake (snk)
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1181 (187783) |
2020-03-20 17:07:07 |
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Nicolas (nicosPavlov)
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1158 (257791) |
2020-08-05 14:47:04 |
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You must be logged in to solve the challenge |
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