At EDGE we write a lot of Go, and we love it for various reasons, one of them being speed. One day I got into a situation where I need to assign an int to a variable based on another string value.

Sounds easy right? well yes, but this particular use case awakened the beast in me and made me think what’s the best way to do it.

The journey finished by me contributing to the language compiler and make map lookups faster.

In this challenge, we are given a service IP and PORT, to which we can connect using netcat or any similar tool. We are also provided with an ELF file.

Below you find the full exploit for PlaidCTF pwn200 task. The full write up will follow up.

In this article I will share with you the solution to Secure Login challenge presented at Acebear CTF, this task was worth 900 points. Even though I did not manage to solve the challenge on time, I still enjoyed it a lot.

In this challenge, we are given a service IP and PORT, to which we can connect using netcat or any similar tool. We are also provided with a tar file that contains the service binary and some .so modules.