I have a task to reach the last file in long line of nested zip archives. They go like this: 3301.zip | 3300.zip | 3299.zip | ... | 1.zip Basically, ...
I have a task to reach the last file in long line of nested zip archives. They go like this: 3301.zip | 3300.zip | 3299.zip | ... | 1.zip Basically, ...
I'd like to read a hidden message in the following picture: The message is supposed to look like CTF{Something}. I've tried to find out how to read ...
p(M, C, B, I) when B =:= 32#3J -> receive {_} -> a after 27#5C -> C ! { self(), { M, (B * 13#37) rem 35#7B, I }} end; This ...
This question was migrated from Reverse Engineering Stack Exchange because it ...
I had a network security class in my university. And there is a challenge for finding a secret number. Here is the code I actually could not unders ...
I'm in a CTF competition and I'm stuck on a challenge where I have to retrieve a string from a socket, reverse it and get it back. The string changes ...
I am playing with the web type of ctf Questions are as follows According to program logic, I uploaded two files I wrote using postman form-data, Th ...
Iḿ doing this overflow exercise and the memory address I'm trying to access by overflow is 0x6010e0, the problem is, Iḿ having a hard time inputting t ...
I'm attempting to do a small ctf, and I'm trying to overflow the return address to inject shellcode. I expected the return address to be a very low on ...
I am considering creating a coding puzzle where the point would be that different versions of python behave differently. For this, I would like to pre ...
When attempting the PicoCTF Python Wrangling Challenge linked below, I get an error when attempting any of the commands in the python general commands ...
I found this solution for solving protostar's ctf stack5 challenge. The solution works, but I can't figure out how in the stack diagram section we get ...
I have some problem understanding a code. Can you please help me to understand this line of code : Full code : (Users represents a username tha ...
I began with playing ctfs challenges, and I encountered a problem where I needed to send an exploit into a binary and then interact with the spawned s ...
The code below output's "Do not divide by zero, that is forbidden" fine when the user inputs zero, however if a sentence or characters are entered it ...
I'm trying to understand the connection between the stack content at if you execute printf("%lx%lx%lx%lx%lx%lx"). Assume my stack looks like bef ...
I am attempting to complete a challenge that states: We've noticed that the aliens are sending messages between their ships, we think they're usin ...
I'm trying to read text from a file and using a loop to find a specific text from the file. The data in the file is listed vertically word by word. Wh ...
I'm trying to get the following C program to execute the win function by making use of a buffer overflow, however, I'm completely stuck as I cannot fi ...
I am doing a CTF where a pickle string which encodes a dictionary is sent to a server. I'm pretty sure I'm supposed to alter the pickle in such way t ...