DSO NUS CTF 2021
21 challenges with 34 published solutions between them. The writeups for this event were found in public repositories. Each link is pinned to the commit it was read from.
Where these writeups liveUncategorised20
The upstream scoreboard did not say, so neither do we.
Sighhh
3 official solutionsAlso written up in: DImentioK/DSO-NUS-CTF-2021-Writeups, ltzehan/ctf-writeups, DImentioK/DSO-NUS-CTF-2021-Writeups
Also written up in: darkv32/CTF-writeups, darkvoid32/CTF-writeups, ltzehan/ctf-writeups
SOAR Challenge
3 official solutionsAlso written up in: darkv32/CTF-writeups, darkvoid32/CTF-writeups, ltzehan/ctf-writeups
A New LSB Attack on Special Structured RSA Primes
2 official solutionsAlso written up in: darkv32/CTF-writeups, darkvoid32/CTF-writeups
Poor Men
2 official solutionsAlso written up in: darkv32/CTF-writeups, darkvoid32/CTF-writeups
Protect The Vaccine
2 official solutionsAlso written up in: darkv32/CTF-writeups, darkvoid32/CTF-writeups
RSA for poor men a cryptosystem based on probable primes to base 2 numbers
2 official solutionsAlso written up in: darkv32/CTF-writeups, darkvoid32/CTF-writeups
Scholarship for Aspiring Researchers (SOAR)
2 official solutionsAlso written up in: darkv32/CTF-writeups, darkvoid32/CTF-writeups
YALA1
2 official solutionsAlso written up in: IRS-Cybersec/ctfdump, IRS-Cybersec/ctfdump
Easy Sql 200 Original
1 official solutionAlso written up in: francescolonardo/CTF-Writeups-NLP-Analysis
Flashylight+Sekrets
1 official solutionAlso written up in: ltzehan/ctf-writeups
Also written up in: IRS-Cybersec/ctfdump
Insecure
1 official solutionAlso written up in: ThinkerPal/CTF-Writeups
Insecure 100 Original
1 official solutionAlso written up in: francescolonardo/CTF-Writeups-NLP-Analysis
Login
1 official solutionAlso written up in: IRS-Cybersec/ctfdump
Nyavm
1 official solutionAlso written up in: ltzehan/ctf-writeups
Also written up in: IRS-Cybersec/ctfdump
Also written up in: IRS-Cybersec/ctfdump
Also written up in: ltzehan/ctf-writeups
Three Trials
1 official solutionAlso written up in: DImentioK/DSO-NUS-CTF-2021-Writeups
Misc1
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
Flashylighty Chall
2 official solutionsAlso written up in: darkv32/CTF-writeups, darkvoid32/CTF-writeups