Authentication: the art of proving who you are before accessing anything cool. In the digital world, this means using various methods to prove you're not a robot, a prankster or some other nefarious entity. We see all kinds of trends under this tag, ranging from digital ID cards like Microsoft Authenticator and UIDAI, to fingerprint identification and even facial recognition with Face ID. Some trends focus on beefing up security in general, like BeyondTrust and CyberArk, while others like Firebase Realtime Database and Hasura aim to make authentication easier for developers. Overall, Authentication trends seem to be pushing for more security and ease of use, keeping up with the ever-evolving digital landscape.