Post-Event

The DSO-NUS CTF 2021 is over!

Here are the top 10 finishers of DSO-NUS CTF 2021:

Write-ups

There were 3 unsolved reverse-engineering challenges. The following are some possible solutions:

Friend (400 pts)​

Area 51 (450 pts)

Strange Battery (500 pts)

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Credits

The Organisers would like to thank all the challenge authors at:

• DSO for the following categories

  • Mobile 

  • Pwn

  • Reverse Engineering

• NUS/NCL for the following categories​

  • Cryptography

  • Web​