Pixel Madness

15 Points  0x0

Author

Ryscrow,  

Level  Difficulty

Validations

9129 Challengers 6%

Note  Notation

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439 Votes

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 10 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
roma   Pixel Madness 27 May 2020 at 19:51
Luzi   Décomposition pixelisée 27 May 2020 at 16:42
Bartok   Décomposition pixelisée 27 May 2020 at 16:36
John   Pixel Madness 27 May 2020 at 12:23
g33k   Pixel Madness 27 May 2020 at 06:18
Elem35   Décomposition pixelisée 26 May 2020 at 22:20
hassanbouchibti   Décomposition pixelisée 26 May 2020 at 20:42
0x00   Pixel Madness 26 May 2020 at 16:06
matt   Décomposition pixelisée 26 May 2020 at 15:48
ubz0   Décomposition pixelisée 26 May 2020 at 03:38

 49 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Encoding - ASCII 26% 46518 5 Xartrick 10
pas_valide Encoding - UU 21% 36700 5 g0uZ 10
pas_valide Hash - Message Digest 5 21% 37237 5 g0uZ 6
pas_valide Hash - SHA-2 11% 18991 5 koma 4
pas_valide Shift cipher 7% 11561 10 m31z0nyx 8
pas_valide Pixel Madness 6% 9129 15 Ryscrow 10
pas_valide ELF64 - PID encryption 3% 5031 15 Lu33Y 10
pas_valide File - PKZIP 4% 6853 15 g0uZ 6
pas_valide Monoalphabetic substitution - Caesar 5% 8736 15 Arod 4
pas_valide Known plaintext - XOR 3% 5296 20 Ryscrow 5
pas_valide Code - Pseudo Random Number Generator 2% 2024 20 Tosh 5
pas_valide File - Insecure storage 1 4% 5623 20 g0uZ 5
pas_valide Polyalphabetic substitution - Vigenère 4% 5891 20 Arod 3
pas_valide System - Android lock pattern 3% 3793 20 Silentd 4
pas_valide Transposition - Rail Fence 2% 3575 20 YellowS4 3
pas_valide AES - CBC - Bit-Flipping Attack 1% 548 25 Tie21 1
pas_valide AES - ECB 1% 1492 25 cez40 4
pas_valide LFSR - Known plaintext 1% 406 25 Brissouille 1
pas_valide RSA - Factorisation 2% 2475 25 HacKSpider 5
pas_valide RSA - Decipher Oracle 1% 772 25 Zweisamkeit 3
pas_valide Service - Timing attack 1% 1683 25 g0uZ, koma 4
pas_valide Monoalphabetic substitution - Polybe 2% 2055 25 koma 6
pas_valide Initialisation Vector 1% 1117 25 manticore, notfound404 5
pas_valide GEDEFU 1% 367 30 makhno 1
pas_valide RSA - Corrupted key 1 1% 186 30 blackndoor 2
pas_valide RSA - Continued fractions 1% 844 30 sambecks 1
pas_valide RSA - Common modulus 1% 864 30 franb 2
pas_valide Service - Hash length extension attack 1% 538 30 koma 1
pas_valide AES - 4 Rounds 1% 138 35 Cryptanalyse 0
pas_valide ECDSA - Introduction 1% 107 35 Jrmbt 1
pas_valide RSA - Padding 1% 156 35 Tosh 0
pas_valide RSA - Signature 1% 48 35 s4r 0
pas_valide AES128 - CTR 1% 442 40 Tosh 1
pas_valide Discrete logarithm problem 1% 601 40 Thanat0s, RFC4949 3
pas_valide RSA - Corrupted key 2 1% 129 40 blackndoor 0
pas_valide RSA - Corrupted key 3 1% 63 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 744 40 franb 3
pas_valide AES - Fault attack #1 1% 74 50 Cryptanalyse 1
pas_valide Enigma Machine 1% 127 50 peyman 1
pas_valide ECDHE 1% 136 60 Tosh 2
pas_valide RSA - Lee cooper 1% 51 60 blackndoor, Synacktiv 0
pas_valide Service - CBC Padding 1% 756 60 koma 1
pas_valide Polyalphabetic substitution - One Time Pad 1% 277 60 Thanat0s 0
pas_valide White-Box Cryptography 1% 99 60 Cryptanalyse 3
pas_valide AES - Weaker variant 1% 44 70 Cryptanalyse 1
pas_valide Hash - SHA-3 1% 73 75 Revenger 1
pas_valide AES - Fault attack #2 1% 52 80 Cryptanalyse 1
pas_valide AES-PMAC 1% 11 100 Cryptanalyse 0
pas_valide ECDSA - Implementation error 1% 18 100 Tosh 0