Building a Secure Authentication System

Short summary

This tutorial walks through implementing a session-based login system in Node.js using Mongoose and Bcrypt. It covers querying MongoDB for user records, comparing hashed passwords, and establishing server-side sessions with security best practices like generic error messages to prevent username enumeration. The article includes a complete Express route handler with inline code.

• •Implement session-based auth with Node.js, Mongoose, and Bcrypt
• •Use generic error messages to prevent username enumeration attacks
• •Store passwords only as bcrypt hashes with automatic salt generation

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