Phong Yen Hou, Justin

A recently graduated Full Stack Developer 🖥️ eager to take on new challenges.

My Portfolio📋

This portfolio showcases my personal findings, software projects, and open-source contributions, highlighting my skills, ongoing learning, and passion for development.

Password-Based AES Encryption and Decryption in C#

In this article, we demonstrate how to securely encrypt and decrypt data using the Advanced Encryption Standard (AES) in C#, combined with a password-based key derivation function (PBKDF2). This approach allows you to convert a user-provided password into a strong cryptographic key, enabling safe en View more...

Discovery and Analysis of a QR Attendance System Vulnerability in the University Portal

While exploring the mechanics of the university's QR-based attendance system, I identified a critical flaw that allows students to simulate valid attendance QR codes without accessing the official system.

AutoRole Manager for Discord Servers

This is an automated Discord bot that allows members of our community to adjust their roles on the server by reacting to a specific message.