Signum Collective

Signum Collective

Computer science tutorials, research, and insight from professionals around the globe.


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tutorial writeup capture-the-flag hacking

EasyCTF IV Writeups

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Here are the writeups for the problems I wrote for EasyCTF IV. I explain the solutions to each problem in great detail, and for some problems add a little reflection after the solution. This is to share my thoughts on how the problem turned out, and interestin…

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mathematics dynamical-systems introduction

A Brief Introduction to Discrete Dynamical Systems

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Dynamical systems are a powerful mathematical tool first introduced in 1892 by H. J. PoincarĂ© to model a three-body celestial system. Dynamical systems may seem scary in name and repertoire, but they become more approachable after walking through a few explana…