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...
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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.
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