Célio Rodrigues

Cyber Security Engineer

Where there’s a will, there’s a way.


Feed a brief summary with links to recent work

CTF PwnLab: Init

This CTF consists in a Boot2Root virtual machine. The objective is to get root and read de flag.

The main skills used here were scannig/exploiting a vulnerable web application and reversing simple binaries.

Posted on 2018-02-26
CTF Vulnhub Web Reverse Engineering VM

RSA

A very simple implementation of the RSA algorithm (yet functional use it at your own risk) with the purpose of better understanding the functionalities and applications associated with it. It was developed only for academic scope and should only be used on it.

Posted on 2018-01-31
Cryptography PKC Python Academic Scope RSA

Knapsack

This work is my first approach into the PKC world. This implementation intends to be a light-weight public-key cryptosystem based on the subset sum problem (a special case of the knapsack problem) which is known to be NP-Complete.

Posted on 2018-01-31
Cryptography PKC Python Academic Scope Knapasck

Hello World

Introducing this 'blog'.