Explore the multi-user security aspects of Authenticated Encryption, focusing on AES-GCM in TLS 1.3, in this 25-minute conference talk presented by Mihir Bellare and Björn Tackmann at Crypto 2016. Delve into the intricacies of cryptographic protocols and their implementation in modern secure communication systems. Gain insights into the challenges and solutions surrounding authenticated encryption in multi-user environments, with particular emphasis on the widely-used AES-GCM algorithm and its application in the latest TLS protocol version.