Black Hat Finals: Digital Forensics Challenge

There was no level for each challenge so I am going to rate them as I found them Day 1 InfectedWires Details Description: During a routine compromise assessment, a network capture was collected for analysis. As part of the assessment team, your task is to examine the PCAP and determine if signs of compromise exist. Level: Easy Challenge Link: Download Challenge Password: NLkEqTsGsYVbijpG97ec Writeup The investigation began with the review of a 1....

December 14, 2025 · 26 min · MMOX

Let's Defend - HTTP/2 Rapid Reset

Description We are hosting a gallery website for public arts, we faced slowness issues however our deployment team decided to utilize HTTP/2 as when scrolling a webpage with multiple images, a web browser can cancel images that fall outside the viewport, meaning that images entering it can load faster. Everything went smoothly in our testing environment but after going live with the new protocol suddenly everything stopped working. We were able to capture the traffic from the web server, can you help us to figure out what happened?...

July 6, 2023 · 2 min · MMOX