Everything you need to know about the `passport-jwt` Passport JS Strategy (and Angular implementation)

Table of Contents

• What is JWT Based Authentication?
• Review and Preview
• What is a JWT (JSON Web Token)?
• How do I use the passport-jwt Strategy??
• Intro to jsonwebtoken and passport-jwt configuration
• What about Angular? How does that handle JWTs?
• JWT Based Authentication Implementation
• Conclusion

What is JWT Based Authentication?

Before I start getting lost in the details, I must mention that if you read my post on the passport-local authentication strategy, this post will be much much easier! We have already covered a lot of the topics needed to understand how to use the passport-jwt authentication strategy in that post.

Additionally, as we walk through the basics of JWT authentication, we will start to understand why JWT authentication is far better for Angular front-end applications than session-based authentication (hint: stateless auth!).

Review and Preview