Explore a cryptographic paper presentation from Crypto 2018 that introduces a novel obfuscation scheme for pattern matching with wildcards. Delve into the research conducted by Allison Bishop, Lucas Kowalczyk, Tal Malkin, Valerio Pastro, Mariana Raykova, and Kevin Shi as they discuss their innovative approach to this cryptographic challenge. Gain insights into the complexities of pattern matching and the potential applications of this obfuscation technique in various security contexts. Enhance your understanding of advanced cryptographic concepts and their practical implications in just 21 minutes.