In-Memory Authentication Setup | Spring Boot Security Tutorial

Learn how to implement Spring Boot security with in-memory authentication for quick, database-free user authentication setup. 🛠️ This step-by-step tutorial guides you through creating a secure Spring Boot application using Spring Security's in-memory authentication. Perfect for beginners and developers who need a quick security implementation without database integration. You'll learn: - 📝 How to set up a Spring Boot project with security dependencies - 👤 Configuring UserDetailsService with InMemoryUserDetailsManager - 🔑 Creating custom user credentials with proper password encoding - 🛡️ Securing endpoints with authentication requirements - ⏱️ Why and when to use in-memory authentication 💻 This tutorial provides practical, hands-on guidance for implementing security in your Spring applications. While in-memory authentication is ideal for development environments and learning purposes, you'll also understand when to transition to more robust authentication methods. #SpringBoot #SpringSecurity #JavaTutorial #WebSecurity #Authentication #SpringBootTutorial #JavaDevelopment #SpringFramework ✅ *For branding and Business inquiries* ► learnwithiftekhar@gmail.com ► Join Discord: https://discord.gg/JZmFvSxw 🎉 *Get IntelliJ Idea 100% for 3 Months:* https://www.jetbrains.com/store/redeem/ 👉 *Use Promo Code:* LearnWithIfte 👉 *Master programming by recreating your favorite technologies*: https://app.codecrafters.io/join?via=learnwithiftekhar 📘 Resources Mentioned: 🧑‍💻 Source Code: https://github.com/learnwithiftekhar/spring-security-inmemory-authentication 🔐 *Secure 3 Spring Boot endpoints in 30 minutes (free guide):* https://learnwithiftekhar.kit.com/secure-your-api-in-30-minutes 🙊 Here are the tools and resources I use in my videos: ► Tool that I use for screen recording: CleanShot X for Mac * cleanshot.sjv.io/bODOab ⛔ Background sound: https://share.epidemicsound.com/ia954g 💻 *Running Windows on Mac? Get Parallels Desktop with a 20% discount!* 👉 *Use code PARALLELS20 and grab it here:* https://parallels.sjv.io/bOVD3M IDE I use for coding * IntelliJ Idea Ultimate * VsCode * Sublime 👉 Master programming by recreating your favorite technologies: https://app.codecrafters.io/join?via=learnwithiftekhar' 🌐 Secure your connection with NordVPN: https://nordvpn.sjv.io/o4zYan 🤚 In case you want to contact me: ❌ My LinkedIn profile: https://www.linkedin.com/in/hossain-md-iftekhar/ ❌ My X / Twitter profile: https://twitter.com/ifte_hsn ❌ Github: Github: https://github.com/learnwithiftekhar *Note:* Some of the links in this description are affiliate links, and I may earn a small commission if you make a purchase through them. Thank you for your support.