Security
OWASP Top 10XSS PreventionAuthenticationBest Practices
Web security is essential for every developer. Learn to identify vulnerabilities and implement robust defenses to protect your applications and users.
Free Tutorial
Learn Web Security - Protect Your Applications
Master web security fundamentals and advanced techniques. Learn to prevent XSS, CSRF, SQL injection, implement secure authentication, and follow security best practices. Protect your users and your applications.
Prerequisites
Before learning web security, you should be comfortable with JavaScript and have experience building web applications. Understanding of Node.js and databases is helpful.
What You'll Learn
- ✓ OWASP Top 10 vulnerabilities
- ✓ XSS attack prevention
- ✓ CSRF protection patterns
- ✓ SQL injection defense
- ✓ Secure authentication
- ✓ HTTPS & TLS configuration
- ✓ API security best practices
- ✓ Security testing & monitoring
Course Topics
Lesson 1
Beginner
15 min
Introduction to Web Security
Understand the fundamentals of web security, common threats, and why security matters for every developer.
Lesson 2
Intermediate
25 min
Cross-Site Scripting (XSS) Prevention
Learn how XSS attacks work and implement robust defenses to protect your applications from script injection.
Lesson 3
Intermediate
20 min
CSRF Protection
Protect your applications from Cross-Site Request Forgery attacks with tokens, SameSite cookies, and proper validation.
Lesson 4
Intermediate
25 min
SQL Injection Prevention
Understand SQL injection attacks and learn how to prevent them with parameterized queries and ORMs.
Lesson 5
Intermediate
30 min
Authentication Security
Implement secure authentication with password hashing, session management, JWTs, and multi-factor authentication.
Lesson 6
Intermediate
20 min
HTTPS & TLS Security
Implement secure transport with HTTPS, configure TLS properly, and use HSTS for maximum protection.
Lesson 7
Advanced
30 min
API Security Best Practices
Secure your APIs with authentication, rate limiting, input validation, and proper error handling.
Lesson 8
Intermediate
20 min
Dependency Security
Keep your dependencies secure with vulnerability scanning, lock files, and automated updates.
Lesson 9
Advanced
30 min
Security Testing & Monitoring
Implement security testing in your CI/CD pipeline and set up monitoring for security events.
Ready to Secure Your Applications?
Begin your security journey with the introduction. You'll learn about common threats, the OWASP Top 10, and the security mindset every developer needs.
Start Learning Security →