How can I hash passwords in a Node.js Express application?

How can I hash passwords in a Node.js Express application?

You can use the bcrypt library to hash passwords in a Node.js Express application. First, install it using npm.

What are the steps to install bcrypt?

Run npm install bcrypt in your terminal. Then, you can require it in your application.

How do I use bcrypt to hash a password?

You can use bcrypt.hash(password, saltRounds) to hash a password. Here's an example: const hashedPassword = await bcrypt.hash('myPassword', 10);.

How do I compare a hashed password with a plain password?

Use bcrypt.compare(plainPassword, hashedPassword) to compare them. It returns a promise that resolves to true or false.