Explore the fascinating world of file polyglottery in this 43-minute conference talk from BSidesPhilly 2017. Delve into the concept of creating files that are simultaneously valid in multiple formats, as speaker Evan Sultanik demonstrates how a single file can function as both a proof of concept and a picture of cats. Learn about the technical intricacies and potential applications of this unique approach to file manipulation, gaining insights into the creative possibilities at the intersection of cybersecurity and digital art.