Polyalphabetic substitution - Vigenère

20 Points  0x0

Basics

Author

Arod,  

Level  Difficulty

Validations

10669 Challengers 3%

Note  Notation

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383 Votes

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solutions 3 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
Draegoon Cryptanalyse  Substitution polyalphabétique - Vigenère fr 21 July 2025 at 09:31
Malekith Cryptanalysis  Polyalphabetic substitution - Vigenère en 21 July 2025 at 09:11
math Cryptanalyse  Substitution polyalphabétique - Vigenère fr 20 July 2025 at 16:46
KaterinaD Cryptanalysis  Polyalphabetic substitution - Vigenère en 20 July 2025 at 13:23
hirakiwa Cryptanalyse  Substitution polyalphabétique - Vigenère fr 19 July 2025 at 15:10
crashoz Cryptanalyse  Substitution polyalphabétique - Vigenère fr 18 July 2025 at 15:10
Tissamax Cryptanalyse  Substitution polyalphabétique - Vigenère fr 17 July 2025 at 03:55
ben Cryptanalyse  Substitution polyalphabétique - Vigenère fr 17 July 2025 at 03:55
tchamelot Cryptanalysis  Polyalphabetic substitution - Vigenère en 16 July 2025 at 16:07
RenMiyazaki Cryptanalyse  Substitution polyalphabétique - Vigenère fr 16 July 2025 at 11:57

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% 92926 5 Xartrick 10 4 December 2012
pas_valide Encoding - UU 20% 71497 5 g0uZ 10 7 October 2006
pas_valide Hash - DCC 3% 8888 5 Podalirius 1 13 July 2021
pas_valide Hash - DCC2 3% 8169 5 Podalirius 1 13 July 2021
pas_valide Hash - LM 3% 8631 5 Podalirius 2 13 July 2021
pas_valide Hash - Message Digest 5 17% 62366 5 g0uZ 7 31 January 2010
pas_valide Hash - NT 2% 6961 5 Podalirius 2 13 July 2021
pas_valide Hash - SHA-2 9% 32955 5 koma 4 3 June 2012
pas_valide Shift cipher 6% 21193 10 m31z0nyx 10 16 February 2011
pas_valide CISCO - Salted Password 2% 5638 10 Tidusrose 3 13 July 2021
pas_valide Pixel Madness 5% 16461 15 Ryscrow 10 3 February 2011
pas_valide ELF64 - PID encryption 3% 8191 15 Lu33Y 10 8 February 2012
pas_valide File - PKZIP 4% 13471 15 g0uZ 6 30 August 2010
pas_valide Monoalphabetic substitution - Caesar 5% 16980 15 Arod 5 22 October 2011
pas_valide Circular Bit Shift 1% 1766 20 BlackRaven 3 21 March 2023
pas_valide Known plaintext - XOR 3% 9500 20 Ryscrow 5 3 February 2011