This is a writeup for UTCTF 2022. The 0005 article. Jump around We got an executable file called "jump". First step, open it in ghidra. You can see the main function, but no function to show the flag is here. So, in this challenge, you nee…

I participated the DaVinci CTF 2022. The 0004 article. I solved one non-beginner problem, but I thought a problem which I can solve was for beginner. Mine Game The problem is to send the correct input to the server using the nc command. Op…