A Cross-Site Scripting challenge from Intigriti involving prototypes without pollution, lowercase Unicode characters, and a trick to execute arbitrary JavaScript with a tiny payload.
Provide any arguments to a GCC compiler to run arbitrary code at compile-time. Eventually, bypass a ban list filter to pass dangerous options
Analysis of the Shodan hashing algorithm for favicons to brute force and pre-image any hash. With a caching trick to reduce the required computation a ton, packed into a new CLI tool to do the same in seconds
Part 2 of the LiveOverflow Minecraft Server series. Search for the new server, crack base coordinates from bedrock formations, and teleport through walls!