Day 17 Secure Coding - Regular Expression Input Validation // TryHackMe Advent Of Cyber (AoC) 2022

Get started with Cyber Security in 24 Days - learn the basics by doing a new, beginner-friendly security challenge every day leading up to Christmas.

After handling unrestricted file uploads and SQLi vulnerabilities, McSkidy continued to review Santa's web applications. She stumbled upon user-submitted inputs that are unrecognizable, and some are even bordering on malicious! She then discovered that Santa's team hadn't updated these web applications in a long time, as they clearly needed more controls to filter misuse. Can you help McSkidy research and learn a useful technique to handle that in the future?

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