The professor of my NextJS course just posted this: Mirko posted an announcement Authentication with the Next.js App Router Hi all, Today I have published two new sections on Authentication with the App Router to the Next.js by Example course: Section 19: Authentication: Cookies and JWTs Section 20: Authentication: User Database Authentication is a functionality many of you have asked about, and the new sections will hopefully give you a good starting point. As I mention in the Overview video, it's actually a pretty complex topic, and it isn't really feasible to cover all possible use cases in a course. In the 20 lectures and nearly 2 hours of new videos, my aim is to give you a good understanding of the most important concepts, that should help you whatever approach you then choose for your own projects. Some of you may also remember that my original plan was to cover NextAuth.js, a popular library. However, version 5 (the one with full suppo...