2023no writeups on CTFtime
SCTF-2023
14 challenges with 14 published solutions between them. CTFtime lists this event but has no writeups filed against it, so it is absent from the index CTFtime feeds. These were found in public repositories instead. Each link is pinned to the commit it was read from.
The event on CTFtimeUncategorised10
The upstream scoreboard did not say, so neither do we.
01 Balloons
1 official solution04 ILY SVG
1 official solution06 Passing Notes
1 official solutionAbstract Shellcode
1 official solutionMoonpray
1 official solutionNekoNote
1 official solutionSycrop
1 official solutionSycrpg
1 official solutionTouch File2
1 official solution
Reverse engineering4
Work out what a compiled program does without its source, then work backwards from the check to the input that passes it.
Solve it with:Strings extractor for binaries and blobsWebAssembly disassemblerJava .class disassemblerPython .pyc bytecode disassemblerLearn: Binary exploitation
Flag Dance
1 official solutionLvmprotect
1 official solutionTeenage Wasm
1 official solutionX0rr3al
1 official solution