Explore the integration of the libsodium cryptography library in PHP 7.2 through this comprehensive conference talk from the International PHP Conference. Gain insights into building secure applications with strong, modern crypto support as a standard feature. Discover the contents of libsodium, its potential applications, and remaining risks. Journey through cryptographic functions, their historical implementations, and learn how to leverage libsodium for enhanced security. Delve into topics such as sidechannel attacks, hashing algorithms, message authentication codes, various encryption methods, and practical applications like generating API tokens. Equip yourself with the knowledge to implement robust cryptographic solutions in your PHP projects.