Dive deep into secure DOM-based XSS  handling techniques for Node.js applications through our hands-on labs. Learn  to prevent client-side script injection, DOM manipulation, URL parameter  attacks, and location hash exploitation that compromise application security.  Explore validation strategies such as input sanitization, Content Security  Policy configuration, safe DOM interactions, and client-side rendering  security. Create resilient web applications that properly validate, sanitize,  and encode user inputs across your Node.js web applications.