GEDEFU

30 Points  0x0

June 2, 1918, he decrypts an important message to win the First World War

Author

makhno,  

Level  Difficulty

Validations

547 Challengers 1%

Note  Notation

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88 Votes

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solutions 1 Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
flibuste971 Cryptanalyse  GEDEFU fr 18 April 2024 at 00:30
Jella Cryptanalysis  GEDEFU en 9 April 2024 at 19:29
Yannou1979 Cryptanalyse  GEDEFU fr 1 April 2024 at 20:03
aspokalipse Cryptanalyse  GEDEFU fr 22 March 2024 at 14:51
lamune Cryptanalyse  GEDEFU fr 20 January 2024 at 13:02
0rcruxe Cryptanalyse  GEDEFU fr 19 January 2024 at 11:20
Lisavion Cryptanalyse  GEDEFU fr 3 January 2024 at 09:38
WhereIsYou Cryptanalyse  GEDEFU fr 28 December 2023 at 14:07
Rybashka Cryptanalyse  GEDEFU fr 5 December 2023 at 21:52
basu Cryptanalysis  GEDEFU en 3 December 2023 at 16:57

challenges 69 Challenges

Results Name Validations ↓↑ Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide Shamir Secret Sharing - Irreducible ? 1% 7 90 Mister7F 0 5 February 2024
pas_valide Shamir Secret Sharing - Reduction 1% 10 70 Vozec 0 5 February 2024
pas_valide Shamir Secret Sharing - Traitor 1% 12 35 Vozec 0 5 February 2024
pas_valide AES-PMAC 1% 33 100 Cryptanalyse 0 26 May 2019
pas_valide FEAL - Differential Cryptanalysis 1% 35 50 Tosh 0 28 March 2022
pas_valide ECDSA - Implementation error 1% 52 100 Tosh 0 29 September 2019
pas_valide RSA - H-rabin 1% 55 60 Vozec 0 21 March 2023
pas_valide Side Channel - AES : first round 1% 62 60 walafc0 0 28 March 2022
pas_valide Side Channel - AES : CPA 1% 64 50 cb34 0 28 March 2022
pas_valide AES - Fault attack #2 1% 123 80 Cryptanalyse 1 20 September 2018
pas_valide AES - Weaker variant 1% 125 70 Cryptanalyse 1 29 August 2018
pas_valide PHP - mt_rand 1% 129 40 NonStandardModel 0 28 March 2022
pas_valide RSA - Lee cooper 1% 137 60 blackndoor , Synacktiv 1 7 November 2019
pas_valide AES - ECB - Copy Paste 1% 137 25 Vozec 1 5 February 2024
pas_valide Shamir Secret Sharing - Introduction 1% 143 30 Vozec 1 5 February 2024
pas_valide Hill Cipher 1% 147 30 LetMeR00t