Encoding - ASCII

5 Points  0x0

Author

Xartrick,  

Level  Difficulty

Validations

88912 Challengers 26%

Note  Notation

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5479 Votes

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solutions 10 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
P4N7H3R Cryptanalyse  Encodage - ASCII fr 23 December 2024 at 14:19
Naxyn Cryptanalyse  Encodage - ASCII fr 23 December 2024 at 13:51
MartYnX Cryptanalyse  Encodage - ASCII fr 23 December 2024 at 11:53
lina_21bit Cryptanalysis  Encoding - ASCII en 23 December 2024 at 11:07
TekniskBestemor Cryptanalysis  Encoding - ASCII en 23 December 2024 at 00:58
radiium Cryptanalyse  Encodage - ASCII fr 22 December 2024 at 21:54
Gadour Cryptanalyse  Encodage - ASCII fr 22 December 2024 at 21:49
NoahLgrd Cryptanalyse  Encodage - ASCII fr 22 December 2024 at 21:39
Masha Cryptanalyse  Encodage - ASCII fr 22 December 2024 at 20:35
s3rl2 Cryptanalyse  Encodage - ASCII fr 22 December 2024 at 19:50

challenges 75 Challenges

Results Name Validations ↓↑ Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide Goldreich Goldwasser Halevi | Weak Parameter 0% 0 50 Vozec 0 13 December 2024
pas_valide NTRU | Weak Parameter 0% 0 60 Vozec 0 13 December 2024
pas_valide DSA - Implementation error 1% 3 25 Vozec 0 13 December 2024
pas_valide ElGamal - Fault attack (Introduction) 1% 4 35 Vozec 0 13 December 2024
pas_valide NTRU | Multiple Transmission 1% 5 60 Vozec 0 13 December 2024
pas_valide Shamir Secret Sharing - Irreducible ? 1% 27 90 Mister7F 0 5 February 2024
pas_valide AES-PMAC 1% 37 100 Cryptanalyse 0 26 May 2019
pas_valide Shamir Secret Sharing - Reduction 1% 38 70 Vozec 0 5 February 2024
pas_valide FEAL - Differential Cryptanalysis 1% 44 50 Tosh 0 28 March 2022
pas_valide ECDSA - Implementation error 1% 63 100 Tosh 0 29 September 2019
pas_valide Shamir Secret Sharing - Traitor 1% 73 35 Vozec 1 5 February 2024
pas_valide Side Channel - AES : CPA 1% 74 50 cb34 0 28 March 2022
pas_valide Side Channel - AES : first round 1% 76 60 walafc0 0 28 March 2022
pas_valide RSA - H-rabin 1% 82 60 Vozec 0 21 March 2023
pas_valide AES - Fault attack #2 1% 130 80 Cryptanalyse 1 20 September 2018
pas_valide File - PKZIP 2 1% 139 20 kevin.mille 2 8 November 2024
pas_valide AES - Weaker variant 1% 139 70 Cryptanalyse 1 29 August 2018
pas_valide PHP - mt_rand 1% 148 40 NonStandardModel 0 28 March 2022
pas_valide RSA - Lee cooper 1% 157 60 blackndoor , Synacktiv 1 7 November 2019
pas_valide Hash - SHA-3 1% 157 75 Revenger 1 10 December 2016
pas_valide AES - Fault attack #1 1% 183 50 Cryptanalyse 1 20 September 2018
pas_valide RSA - Corrupted key 3 1% 184 40 blackndoor 0 5 September 2019
pas_valide RSA - Signature 1% 187 35 sar 1 9 March 2020
pas_valide Hill Cipher 1% 188 30 LetMeR00t 0 21 March 2023
pas_valide White-Box Cryptography 1% 233 60 Cryptanalyse 3 21 October 2018
pas_valide ECDHE 1% 238 60 Tosh 2 20 November 2016
pas_valide Enigma Machine 1% 252 50 peyman 2 12 October 2016
pas_valide Shamir Secret Sharing - Introduction 1% 272 30 Vozec 1 5 February 2024
pas_valide AES - ECB - Copy Paste 1% 275 25 Vozec 1 5 February 2024
pas_valide RSA - Padding 1% 282 35 Tosh 0 9 October 2016
pas_valide ECDSA - Introduction 1% 311 35 Jrmbt 2 22 September 2019
pas_valide RSA - Corrupted key 2 1% 314 40 blackndoor 1 11 January 2018
pas_valide Encoding - Codebook 1% 329 20 n3rada 1 21 March 2023
pas_valide AES - 4 Rounds 1% 342 35 Cryptanalyse 0 5 September 2018
pas_valide Polyalphabetic substitution - One Time Pad 1% 375 60 Thanat0s 0 2 June 2013
pas_valide RSA - Corrupted key 1 1% 432 30 blackndoor 2 28 November 2017
pas_valide OTP - Implementation error 1% 439 30 Podalirius 3 22 March 2021
pas_valide Twisted secret 1% 473 25 NonStandardModel 1 14 August 2020
pas_valide GEDEFU 1% 560 30 makhno 1 13 September 2016
pas_valide AES128 - CTR 1% 693 40 Tosh 2 28 August 2015
pas_valide LFSR - Known plaintext 1% 1007 25 Brissouille 2 28 November 2017
pas_valide Service - Hash length extension attack 1% 1155 30 koma 1 19 August 2015
pas_valide Circular Bit Shift 1% 1237 20 BlackRaven 3 21 March 2023
pas_valide Discrete logarithm problem 1% 1249 40 RFC4949 3 8 June 2014
pas_valide Service - CBC Padding 1% 1320 60 koma 2 4 October 2012
pas_valide RSA - Continued fractions 1% 1428 30 sambecks 1 8 September 2015
pas_valide RSA - Multiple recipients 1% 1579 40 franb 4 29 November 2015
pas_valide AES - CBC - Bit-Flipping Attack 1% 1615 25 Tie21 5 17 June 2018
pas_valide RSA - Common modulus 1% 1959 30 franb 3 24 December 2016
pas_valide RSA - Decipher Oracle 1% 1963 25 Zweisamkeit 4 11 May 2017
pas_valide Initialisation Vector 1% 2156 25 manticore , notfound404 6 25 August 2015
pas_valide AES - ECB 1% 2611 25 cez40 4 29 November 2015
pas_valide Service - Timing attack 1% 2829 25 g0uZ , koma 4 28 October 2012
pas_valide Code - Pseudo Random Number Generator 1% 3451 20 Tosh 6 19 December 2012
pas_valide Monoalphabetic substitution - Polybe 2% 3813 25 koma 6 6 December 2011
pas_valide RSA - Factorisation 2% 4801 25 HacKSpider 5 12 September 2010
pas_valide CISCO - Salted Password 2% 4948 10 Tidusrose 3 13 July 2021
pas_valide Hash - NT 2% 6073 5 Podalirius 1 13 July 2021
pas_valide Transposition - Rail Fence 2% 6293 20 YellowS4 4 6 April 2014
pas_valide System - Android lock pattern 2% 6706 20 Silentd 5 23 December 2012
pas_valide Hash - DCC2 3% 7071 5 Podalirius 1 13 July 2021
pas_valide Hash - LM 3% 7551 5 Podalirius 1 13 July 2021
pas_valide Hash - DCC 3% 7640 5 Podalirius 1 13 July 2021
pas_valide ELF64 - PID encryption 3% 7814 15 Lu33Y 10 8 February 2012
pas_valide Known plaintext - XOR 3% 8913 20 Ryscrow 5 3 February 2011
pas_valide File - Insecure storage 1 3% 9098 20 g0uZ 7 6 February 2012
pas_valide Polyalphabetic substitution - Vigenère 3% 10175 20 Arod 3 26 October 2011
pas_valide File - PKZIP 4% 12687 15 g0uZ 6 30 August 2010
pas_valide Pixel Madness 5% 15767 15 Ryscrow 10 3 February 2011
pas_valide Monoalphabetic substitution - Caesar 5% 16060 15 Arod 5 22 October 2011
pas_valide Shift cipher 6% 20173 10 m31z0nyx 10 16 February 2011
pas_valide Hash - SHA-2 10% 31756 5 koma 4 3 June 2012
pas_valide Hash - Message Digest 5 18% 60332 5 g0uZ 7 31 January 2010
pas_valide Encoding - UU 20% 68542 5 g0uZ 10 7 October 2006
pas_valide Encoding - ASCII 26% 88912 5 Xartrick 10 4 December 2012