File - PKZIP 2

20 Points  0x0

PKZIP encryption is weak

Author

kevin.mille,  

Level  Difficulty

Validations

318 Challengers 1%

Note  Notation

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55 Votes

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solutions 2 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
FocS Cryptanalyse  Fichier - PKZIP 2 fr 14 June 2025 at 16:18
HyouKa Cryptanalyse  Fichier - PKZIP 2 fr 13 June 2025 at 17:27
Greyf0x Cryptanalyse  Fichier - PKZIP 2 fr 11 June 2025 at 09:15
Ays Cryptanalyse  Fichier - PKZIP 2 fr 11 June 2025 at 00:29
L12345v Cryptanalyse  Fichier - PKZIP 2 fr 10 June 2025 at 15:00
Kubow Cryptanalyse  Fichier - PKZIP 2 fr 9 June 2025 at 22:20
SpiderPingouin Cryptanalyse  Fichier - PKZIP 2 fr 9 June 2025 at 13:36
superg1zm0 Cryptanalyse  Fichier - PKZIP 2 fr 8 June 2025 at 17:05
0xZX Cryptanalyse  Fichier - PKZIP 2 fr 7 June 2025 at 13:29
MiKhai Cryptanalyse  Fichier - PKZIP 2 fr 6 June 2025 at 23:43

challenges 75 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide Encoding - ASCII 26% 92171 5 Xartrick 10 4 December 2012
pas_valide Encoding - UU 20% 70989 5 g0uZ 10 7 October 2006
pas_valide Hash - DCC 3% 8681 5 Podalirius 1 13 July 2021
pas_valide Hash - DCC2 3% 7990 5 Podalirius 1 13 July 2021
pas_valide Hash - LM 3% 8467 5 Podalirius 1 13 July 2021
pas_valide Hash - Message Digest 5 18% 62052 5 g0uZ 7 31 January 2010
pas_valide Hash - NT 2% 6837 5 Podalirius 1 13 July 2021
pas_valide Hash - SHA-2 9% 32750 5 koma 4 3 June 2012
pas_valide Shift cipher 6% 21027 10 m31z0nyx 10 16 February 2011
pas_valide CISCO - Salted Password 2% 5500 10 Tidusrose 3 13 July 2021
pas_valide Pixel Madness 5% 16324 15 Ryscrow 10 3 February 2011
pas_valide ELF64 - PID encryption 3% 8124 15 Lu33Y 10 8 February 2012
pas_valide File - PKZIP 4% 13356 15 g0uZ 6 30 August 2010
pas_valide Monoalphabetic substitution - Caesar 5% 16871 15 Arod 5 22 October 2011
pas_valide Circular Bit Shift 1% 1669 20 BlackRaven 3 21 March 2023
pas_valide Known plaintext - XOR 3% 9406 20 Ryscrow 5 3 February 2011
pas_valide