What are the best practices for authentication in Express.js?

What are the best practices for authentication in Express.js?

Some best practices include using HTTPS, implementing JWT for token-based authentication, and validating user input.

How can I securely store passwords?

You should always hash passwords using a strong algorithm like bcrypt before storing them in your database.

What is the role of middleware in authentication?

Middleware can be used to check if a user is authenticated before allowing access to certain routes.

Can you explain how to implement JWT in Express.js?

Sure! You can use the jsonwebtoken package to sign and verify tokens, and include them in your request headers.