Acsc Qualifying 2023
15 challenges with 16 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 liveUncategorised12
The upstream scoreboard did not say, so neither do we.
Serverless
2 official solutionsAlso written up in: MrEn1gma/Writeups, okas832/CTF-writeup
Access Intel
1 official solutionAlso written up in: Aryt3/writeups
Admin Dashboard
1 official solutionAlso written up in: sudlit/ctf-writeups
Analyze Me
1 official solutionAlso written up in: Aryt3/writeups
Hidden Pathways
1 official solutionAlso written up in: Aryt3/writeups
Malware Analysis
1 official solutionAlso written up in: Aryt3/writeups
Merkle Hellman
1 official solutionAlso written up in: sudlit/ctf-writeups
Pin Safe
1 official solutionAlso written up in: Aryt3/writeups
Also written up in: okas832/CTF-writeup
Secure Green
1 official solutionAlso written up in: Aryt3/writeups
Service Discovery
1 official solutionAlso written up in: Aryt3/writeups
Vaccine
1 official solutionAlso written up in: sudlit/ctf-writeups
Reverse engineering2
Work out what a compiled program does without its source, then work backwards from the check to the input that passes it.
2023 44 28 Acsc2023
1 official solutionAlso written up in: sulaidat/CTF-writeups
Also written up in: terawhiz/CTF-Writeups
Binary exploitation1
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
Also written up in: terawhiz/CTF-Writeups