Explore the complexities and vulnerabilities of SSL/TLS in this 45-minute EuroPython Conference talk. Gain a comprehensive understanding of how SSL and TLS function, their current limitations, and best practices for securing data in motion. Learn about server and client-side responsibilities for optimal security, Python alternatives for TLS implementation, crucial server configuration considerations, and potential external threats. Discover common pitfalls in TLS usage and deployment, and acquire practical strategies to enhance transport layer security in your applications. Equip yourself with the knowledge to critically assess personal and application security in an era of mass surveillance and cybercrime.