File - PKZIP

15 Points  0x0

A protected ZIP file, you have to find what’s inside.

Author

g0uZ,  

Level  Difficulty

Validations

0 Challengers 4%

Note  Notation

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281 Votes

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 6 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
Juliette1012   Fichier - PKZIP 7 May 2021 at 13:24
Zayred   Fichier - PKZIP 6 May 2021 at 22:36
PDHNMSN   File - PKZIP 6 May 2021 at 16:36
azougarh   Fichier - PKZIP 6 May 2021 at 12:38
abcd   Fichier - PKZIP 6 May 2021 at 11:44
dilag_luc   Fichier - PKZIP 6 May 2021 at 01:24
Garima Chaphekar   File - PKZIP 5 May 2021 at 23:53
peninoule   File - PKZIP 5 May 2021 at 20:30
Yannick   Fichier - PKZIP 5 May 2021 at 20:01
Team Ghost   Fichier - PKZIP 5 May 2021 at 01:51

 51 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide Encoding - ASCII 26% 56583 5 Xartrick 10 4 December 2012
pas_valide Encoding - UU 21% 44156 5 g0uZ 10 7 October 2006
pas_valide Hash - Message Digest 5 21% 44376 5 g0uZ 7 31 January 2010
pas_valide Hash - SHA-2 11% 22809 5 koma 4 3 June 2012
pas_valide Shift cipher 7% 13921 10 m31z0nyx 9 16 February 2011
pas_valide Pixel Madness 6% 10989 15 Ryscrow 10 3 February 2011
pas_valide ELF64 - PID encryption 3% 5741 15 Lu33Y 10 8 February 2012
pas_valide File - PKZIP 4% 8205 15 g0uZ 6 30 August 2010
pas_valide Monoalphabetic substitution - Caesar 5% 10318 15 Arod 5 22 October 2011
pas_valide Known plaintext - XOR 3% 6154 20 Ryscrow 5 3 February 2011
pas_valide Code - Pseudo Random Number Generator 2% 2397 20 Tosh 5 19 December 2012
pas_valide File - Insecure storage 1 3% 6386 20 g0uZ 6 6 February 2012
pas_valide Polyalphabetic substitution - Vigenère 4% 6855 20 Arod 3 26 October 2011
pas_valide System - Android lock pattern 3% 4507 20 Silentd 4 23 December 2012
pas_valide Transposition - Rail Fence 2% 4184 20 YellowS4 3 6 April 2014
pas_valide AES - CBC - Bit-Flipping Attack 1% 820 25 Tie21 3 17 June 2018
pas_valide AES - ECB 1% 1718 25 cez40 4 29 November 2015
pas_valide LFSR - Known plaintext 1% 545 25 Brissouille 1 28 November 2017
pas_valide RSA - Factorisation 2% 2924 25 HacKSpider 5 12 September 2010
pas_valide RSA - Decipher Oracle 1% 1026 25 Zweisamkeit 3 11 May 2017
pas_valide Service - Timing attack 1% 1926 25 g0uZ 4 28 October 2012
pas_valide Monoalphabetic substitution - Polybe 2% 2448 25 koma 6 6 December 2011
pas_valide Twisted secret 1% 163 25 NonStandardModel 1 14 August 2020
pas_valide Initialisation Vector 1% 1323 25 manticore 5 25 August 2015
pas_valide GEDEFU 1% 426 30 makhno 1 13 September 2016
pas_valide OTP - Implementation error 1% 53 30 Podalirius 2 22 March 2021
pas_valide RSA - Corrupted key 1 1% 252 30 blackndoor 2 28 November 2017
pas_valide RSA - Continued fractions 1% 985 30 sambecks 1 8 September 2015
pas_valide RSA - Common modulus 1% 1080 30 franb 2 24 December 2016
pas_valide Service - Hash length extension attack 1% 672 30 koma 1 19 August 2015
pas_valide AES - 4 Rounds 1% 180 35 Cryptanalyse 0 5 September 2018
pas_valide ECDSA - Introduction 1% 162 35 Jrmbt 2 22 September 2019
pas_valide RSA - Padding 1% 188 35 Tosh 0 9 October 2016
pas_valide RSA - Signature 1% 83 35 s4r 1 9 March 2020
pas_valide AES128 - CTR 1% 490 40 Tosh 2 28 August 2015
pas_valide Discrete logarithm problem 1% 730 40 RFC4949 3 8 June 2014
pas_valide RSA - Corrupted key 2 1% 168 40 blackndoor 0 11 January 2018
pas_valide RSA - Corrupted key 3 1% 87 40 blackndoor 0 5 September 2019
pas_valide RSA - Multiple recipients 1% 902 40 franb 3 29 November 2015
pas_valide AES - Fault attack #1 1% 99 50 Cryptanalyse 1 20 September 2018
pas_valide Enigma Machine 1% 163 50 peyman 2 12 October 2016
pas_valide ECDHE 1% 161 60 Tosh 2 20 November 2016
pas_valide RSA - Lee cooper 1% 76 60 blackndoor 1 7 November 2019
pas_valide Service - CBC Padding 1% 861 60 koma 1 4 October 2012
pas_valide Polyalphabetic substitution - One Time Pad 1% 312 60 Thanat0s 0 2 June 2013
pas_valide White-Box Cryptography 1% 123 60 Cryptanalyse 3 21 October 2018
pas_valide AES - Weaker variant 1% 81 70 Cryptanalyse 1 29 August 2018
pas_valide Hash - SHA-3 1% 110 75 Revenger 1 10 December 2016
pas_valide AES - Fault attack #2 1% 70 80 Cryptanalyse 1 20 September 2018
pas_valide AES-PMAC 1% 14 100 Cryptanalyse 0 26 May 2019
pas_valide ECDSA - Implementation error 1% 22 100 Tosh 0 29 September 2019