TCP - Back to school

5 Points  0x0

Network programming

Author

Nishacid, M4tou,  

Level  Difficulty

Validations

7996 Challengers 3%

Note  Notation

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676 Votes

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solutions 8 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
Lakkas Programmation  TCP - Retour au collège fr 17 July 2025 at 23:48
Yutho Programmation  TCP - Retour au collège fr 17 July 2025 at 23:23
enix Programmation  TCP - Retour au collège fr 17 July 2025 at 21:52
Artegore Programmation  TCP - Retour au collège fr 17 July 2025 at 21:13
Steven Delalain Programmation  TCP - Retour au collège fr 17 July 2025 at 20:15
Johnvox Programmation  TCP - Retour au collège fr 17 July 2025 at 17:21
jujuking Programmation  TCP - Retour au collège fr 17 July 2025 at 17:21
Lone Wolf Programmation  TCP - Retour au collège fr 17 July 2025 at 11:06
un_nain_connu Programmation  TCP - Retour au collège fr 16 July 2025 at 19:24
bored42long Programmation  TCP - Retour au collège fr 16 July 2025 at 18:29

challenges 29 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date ↓↑
pas_valide Mathematic progression 3% 9529 20 Baco 10 4 February 2011
pas_valide Quick Response Code 2% 4645 40 koma 10 8 March 2012
pas_valide CAPTCHA me if you can 3% 8462 20 koma 13 23 March 2012
pas_valide ELF x64 - Sandbox shellcoding 1% 591 60 Tosh 7 4 September 2015
pas_valide ELF x64 - Shellcoding - Sheep warmup 1% 943 25 Yandros 3 10 February 2019
pas_valide ELF x86 - Shellcoding - Alphanumeric 1% 258 65 Yandros 4 10 February 2019
pas_valide ELF x64 - Shellcoding - Polymorphism 1% 371 40 Yandros 2 10 February 2019
pas_valide Ethereum - Tutoreum 1% 1734 20 sm0k 3 22 November 2019
pas_valide Ethereum - Takeover 1% 1178 30 sm0k 1 22 November 2019
pas_valide Ethereum - NotSoPriv8 1% 909 35 sm0k 3 22 November 2019
pas_valide Ethereum - BadStack 1% 492 50 sm0k 1 22 November 2019
pas_valide WinKern x64 - shellcoding : token stealing 1% 117 40 __syscall , Synacktiv 0 27 January 2020
pas_valide ARM - Shellcoding - Egg hunter 1% 140 35 Yandros 1 10 April 2020
pas_valide Various encodings 1% 2162 30 BlackRaven , Ruulian 2 12 August 2021
pas_valide Second degree polynomial solver 1% 2777 25 Express 2 5 September 2022
pas_valide Ethereum - Reentrancy 1% 191 40 Dridri 0 5 September 2022
pas_valide Apprentice Scraper 1% 515 35 Mizu 3 5 September 2022
pas_valide TCP - Back to school 3% 7988 5 Nishacid , M4tou 8 19 June 2023
pas_valide TCP - Encoded string 2% 6675 10 Nishacid , M4tou 5 19 June 2023
pas_valide TCP - The Roman wheel 2% 6177 10 Nishacid , M4tou 5 19 June 2023
pas_valide TCP - Uncompress Me 2% 4903 15 Nishacid , M4tou 5 19 June 2023
pas_valide Ethereum - King of the EVM 1% 54 60 K.L.M 1 29 February 2024
pas_valide Ethereum - tx.origin 1% 227 25 documentcookie 0 29 February 2024
pas_valide Ethereum - Bunker 1% 154 35 K.L.M 0 29 February 2024
pas_valide Ethereum - Architect 1% 72 40 K.L.M 0 29 February 2024
pas_valide Deep Learning - Introduction 1% 471 20 ToG 0 26 July 2024
pas_valide Deep Learning - Captcha 1% 87 40 ToG 0 26 July 2024
pas_valide Adversarial Attack - GAN 1% 34 40 ToG 0 26 July 2024
pas_valide Adversarial Attack - Prison Break 1% 10 100 ToG 0 26 July 2024