Explore the evolution of Internet security protocols in this 44-minute conference talk from linux.conf.au 2020. Delve into the history of communication security, examining the shift from open protocols to encrypted systems. Learn about recent developments in securing online communications, ongoing challenges, and the broader implications, including legal issues and architectural impacts. Gain insights into the limitations of current security measures and open questions in the field. Understand the importance of balancing privacy concerns with the need for secure communication in the modern digital landscape.