Build a Secure JavaScript Project: Real-Time Form Validation, Authentication & User Session Handling (Step-by-Step)
Build a secure JavaScript authentication system with signup, login, validation and session handling. Step-by-step web security project.
Build a Secure JavaScript Project: Real-Time Form Validation, Authentication & User Session Handling (Step-by-Step)
In this project, we will build a complete JavaScript Authentication System including user signup, login, form validation, and session handling. This project is highly useful for understanding real-world web security and frontend-backend interaction concepts. 2. Project Features User Signup with validation Secure Login system Real-time input validation Session storage handling Basic security practices Figure 1: Authentication System Flow Diagram User → Signup → Validation → Storage → Login → Session → Dashboard 3. Project Structure /index.html
/style.css
/script.js
4. HTML Structure (Signup & Login Form) <form id="signupForm">
<input type="text" id="username" placeholder="Username" required>
<input type="email" id="email" placeholder="Email" required>
<input type="password" id="password" placeholder="Password" required>
<button type="submit">Sign …
About the author
Prasun Barua is a graduate engineer in Electrical and Electronic Engineering with a passion for simplifying complex technical concepts for learners and professionals alike. He has authored numerous highly regarded books covering a wide range of elec…
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