Challenges (CTF)

1104 topics in this forum

1. DefCamp Capture the Flag 2025

   By Nytro, September 10, 2025
   • 0 replies
   • 17.7k views
   • 
   • Nytro
   • September 10, 2025

2. ROCSC 2025 - Qualification

   By Nytro, February 26, 2025
   • 0 replies
   • 19.3k views
   • 
   • Nytro
   • February 26, 2025

3. DefCamp Capture the Flag 2024

   By Nytro, September 4, 2024
   • 2 replies
   • 22.4k views
   • 
   • Nytro
   • September 26, 2024

4. RoCSC bootcamp

   By Nytro, July 23, 2024
   • 4 replies
   • 6.9k views
   • 
   • Nytro
   • July 23, 2024

5. HackTheBox (HTB) Write-up boxes - PDFs

   By WarLord, May 9, 2024   

   • htb
   • hackthebox
   • (and 1 more)

     Tagged with:

     • htb
     • hackthebox
     • write-ups
   • 0 replies
   • 8k views
   • 
   • WarLord
   • May 9, 2024

6. ROCSC 2024 - Qualification

   By Nytro, February 29, 2024
   • 1 reply
   • 21.7k views
   • 
   • Nytro
   • March 4, 2024

7. Olimpiada de Securitate Cibernetică 2024, faza județeană

   By Nytro, February 27, 2024
   • 0 replies
   • 6.9k views
   • 
   • Nytro
   • February 27, 2024

8. Unbreakable 2024

   By Nytro, January 31, 2024
   • 1 reply
   • 14.2k views
   • 
   • Nytro
   • February 16, 2024

9. NFC challenge 1 2 3

   By 3t3r4n, July 8, 2016
   • 50 replies
   • 93.9k views
   • 
   • ICEBREAKER101010
   • November 25, 2023

10. Ascii or something challenge

    By ICEBREAKER101010, November 17, 2023
    • 3 replies
    • 8.9k views
    • 
    • Guest
    • November 20, 2023

11. DefCamp Capture the Flag (D-CTF) 2023 Quals

    By Nytro, September 26, 2023
    • 2 replies
    • 11.6k views
    • 
    • Nytro
    • October 19, 2023

12. CTF Forensics

    By marco_polo, August 7, 2023
    • 0 replies
    • 7.8k views
    • 
    • marco_polo
    • August 7, 2023

13. RoCSC 2023

    By Nytro, April 25, 2023
    • 0 replies
    • 18.4k views
    • 
    • Nytro
    • April 25, 2023

14. D-CTF 2022

    By Nytro, September 23, 2022
    • 0 replies
    • 9.9k views
    • 
    • Nytro
    • September 23, 2022

15. RoCSC 2022

    By Nytro, June 22, 2022
    • 1 reply
    • 20k views
    • 
    • Nytro
    • July 8, 2022

16. Unbreakable Romania

    By Nytro, March 31, 2022
    • 0 replies
    • 10.3k views
    • 
    • Nytro
    • March 31, 2022

17. openECSC 2022 - OPEN TO EVERYBODY

    By Nytro, March 21, 2022
    • 0 replies
    • 9.5k views
    • 
    • Nytro
    • March 21, 2022

18. ABSO-CTF

    By YKelyan, November 28, 2021   

    • ctf
    • 2 replies
    • 12.6k views
    • 
    • YKelyan
    • December 29, 2021

19. Romanian Cyber Security Challenge – RoCSC

    By Nytro, May 25, 2021
    • 3 replies
    • 25.6k views
    • 
    • Nytro
    • September 29, 2021

20. Awesome vmware escape exploit

    By DVbeer, July 6, 2021   

    • vm
    • vmware
    • (and 3 more)

      Tagged with:

      • vm
      • vmware
      • escape
      • awesome
      • exploit
    • 0 replies
    • 15.7k views
    • 
    • DVbeer
    • July 6, 2021

21. UNbreakable România

    By Nytro, October 2, 2020
    • 1 reply
    • 13.7k views
    • 
    • Nytro
    • May 14, 2021

22. DarkCON

    By YKelyan, February 18, 2021
    • 0 replies
    • 12.5k views
    • 
    • YKelyan
    • February 18, 2021

23. X-MAS CTF

    By Nytro, December 12, 2020
    • 0 replies
    • 12.3k views
    • 
    • Nytro
    • December 12, 2020

24. AI Cup — artificial intelligence programming contest

    By Kev, December 11, 2020
    • 0 replies
    • 21.1k views
    • 
    • Kev
    • December 11, 2020

25. DefCamp Capture the Flag 2020

    By Nytro, November 25, 2020
    • 2 replies
    • 12.5k views
    • 
    • Nytro
    • November 30, 2020