Quick Response Code

40 Points  0x0

Get the flag back.

Author

koma,  

Level  Difficulty

Validations

4833 Challengers 2%

Note  Notation

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405 Votes

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solutions 10 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
dxnormie Programmation  Quick Response Code fr 10 February 2026 at 11:49
UnknownJ Programmation  Quick Response Code fr 8 February 2026 at 15:05
Anonymous Programmation  Quick Response Code fr 6 February 2026 at 21:10
Prezident Programmation  Quick Response Code fr 6 February 2026 at 10:23
s3khme1 Programmation  Quick Response Code fr 5 February 2026 at 17:57
_ethereal Programmation  Quick Response Code fr 3 February 2026 at 20:34
Nico Programmation  Quick Response Code fr 3 February 2026 at 20:13
Kubow Programmation  Quick Response Code fr 2 February 2026 at 23:08
Christ Programmation  Quick Response Code fr 2 February 2026 at 22:47
Emerald Programmation  Quick Response Code fr 2 February 2026 at 19:51

challenges 29 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide TCP - Back to school 3% 9692 5 Nishacid , M4tou 8 19 June 2023
pas_valide TCP - Encoded string 3% 7979 10 Nishacid , M4tou 6 19 June 2023
pas_valide TCP - The Roman wheel 2% 7333 10 Nishacid , M4tou 5 19 June 2023
pas_valide TCP - Uncompress Me 2% 5891 15 Nishacid , M4tou 5 19 June 2023
pas_valide CAPTCHA me if you can 3% 8972 20 koma 13 23 March 2012
pas_valide Deep Learning - Introduction 1% 692 20 ToG 0 26 July 2024
pas_valide Ethereum - Tutoreum 1% 1828 20 sm0k 3 22 November 2019
pas_valide Mathematic progression 3% 10022 20 Baco 10 4 February 2011
pas_valide ELF x64 - Shellcoding - Sheep warmup 1% 1082 25 Yandros 3 10 February 2019
pas_valide Ethereum - tx.origin 1% 299 25 documentcookie 1 29 February 2024
pas_valide Second degree polynomial solver 1% 3131 25 Express 3 5 September 2022
pas_valide Ethereum - Takeover 1% 1236 30 sm0k 1 22 November 2019
pas_valide Various encodings 1% 2396 30 BlackRaven , Ruulian 2 12 August 2021
pas_valide Apprentice Scraper 1% 573 35 Mizu 3 5 September 2022
pas_valide ARM - Shellcoding - Egg hunter 1% 171 35 Yandros 1 10 April 2020
pas_valide Ethereum - Bunker 1% 218 35 K.L.M 0 29 February 2024
pas_valide Ethereum - NotSoPriv8 1% 969 35 sm0k 3 22 November 2019
pas_valide Adversarial Attack - GAN 1% 73 40 ToG 0 26 July 2024
pas_valide Deep Learning - Captcha 1% 138 40 ToG 0 26 July 2024
pas_valide ELF x64 - Shellcoding - Polymorphism 1% 404 40 Yandros 2 10 February 2019
pas_valide Ethereum - Architect 1% 124 40 K.L.M 0 29 February 2024
pas_valide Ethereum - Reentrancy 1% 241 40 Dridri 0 5 September 2022
pas_valide Quick Response Code 2% 4833 40 koma 10 8 March 2012
pas_valide WinKern x64 - shellcoding : token stealing 1% 129 40 __syscall , Synacktiv 0 27 January 2020
pas_valide Ethereum - BadStack 1% 548 50 sm0k 1 22 November 2019
pas_valide ELF x64 - Sandbox shellcoding 1% 628 60 Tosh 7 4 September 2015
pas_valide Ethereum - King of the EVM 1% 97 60 K.L.M 1 29 February 2024
pas_valide ELF x86 - Shellcoding - Alphanumeric 1% 276 65 Yandros 4 10 February 2019
pas_valide Adversarial Attack - Prison Break 1% 31 100 ToG 0 26 July 2024