Secure User Storage in Deno: Hashing, Salting, and Databases

Building user authentication requires a rock-solid foundation of security to protect sensitive credentials from day one. In this course, you will learn how to safely store user information in Deno by implementing industry-standard cryptography and clean architectural patterns. You will start by mastering foundational security terminology and the mechanics of password protection before writing any code. What you'll learn: Understand the core concepts of cryptographic hashing, salting, and secure password storage; Implement secure hashing algorithms using Deno's native Web Crypto API; Design a robust, type-safe user repository pattern; Manage database storage workflows to prevent common authentication vulnerabilities; Apply modern security best practices to protect user data in web applications. This text-based course guides you step-by-step through conceptual definitions, code walkthroughs, and practical written exercises. It is designed for beginner backend developers and TypeScript enthusiasts looking to establish a strong security foundation. Start reading today to build secure and resilient user storage systems in Deno.