Master Security in Frontend Applications
Sign up free for the most comprehensive frontend security course. Master XSS, CSRF, AI security, broken access control, and critical vulnerabilities across React, Vue, Angular, and Vanilla JS — completely free.
🎯 What you get when you sign up free
⭐ Instant access • FREE FOREVER • No credit card
Why Sign Up Free Today?
With 90% of security breaches involving web applications and frontend vulnerabilities being the #1 attack vector, this free course gives you a real competitive advantage. All seven modules are live — sign up free and start now.
Instant Access
Sign up free and jump straight into all seven modules. No waitlist, no launch date — it's live right now.
Completely Free
Every module, every lesson, and progress tracking — free forever. No credit card, no paywall, no catch.
Expert-Led Course
Learn from Neciu Dan, Senior Engineer and international speaker with 12+ years securing production apps.
The full course is out — sign up free
Exploits & supply chain, XSS, AI security, CSRF & spoofing, personal security, broken access control, and security misconfiguration. Sign up free and start learning today.
Sign Up Free for Master Security in Frontend ApplicationsComplete FREE Course Curriculum
Seven comprehensive modules covering exploits, XSS, AI security, CSRF & spoofing, personal security, broken access control, and security misconfiguration — completely FREE.
Exploits & Supply Chain
Learn about software exploits and how attackers leverage package vulnerabilities
Cross-Site Scripting (XSS)
Deep dive into XSS attacks and prevention techniques across all frameworks
AI Security & Insecure Software
Prompt injection, insecure AI-generated code, agentic/MCP risks, and building secure AI features
CSRF & Spoofing Attacks
Understand CSRF, clickjacking, and identity, domain, and content spoofing
Personal Security & Scam Prevention
Protect yourself from social engineering, deepfakes, and AI-powered scams targeting developers
Broken Access Control
OWASP's #1 risk: IDOR/BOLA, privilege escalation, frontend pitfalls, and CORS
Security Misconfiguration
Security headers, exposed secrets, cloud/storage misconfig, defaults, and hardening
Free forever • No credit card required
Full Lesson Curriculum
Every module and lesson in the course. The lessons are free — sign in to read them and track your progress.
1 Exploits & Supply Chain
- Understanding package.json and Dependency Versioning
- Anatomy of npm Exploits — Real-World Attacks
- Defending Your Project — npm Security Best Practices
- Security Tooling — Scanners, Auditors, and Automated Defense
- Build Your Own npm Vulnerability Scanner
- Containerized Development and Testing with Docker
- Incident Response and Putting It All Together
2 Cross-Site Scripting (XSS)
- What is Cross-Site Scripting?
- Stored, Reflected, and DOM-Based XSS
- XSS in React, Vue, Angular, and Vanilla JS
- XSS Meets OAuth: From Script Injection to Account Takeover
- When AI Writes Your XSS: Prompt Injection, Slopsquatting, and LLM-Rendered Payloads
- CSP, Trusted Types, and the Sanitizer API
- Auditing Your App for XSS: A Practical Checklist
3 AI Security & Insecure Software
4 CSRF & Spoofing Attacks
5 Personal Security & Scam Prevention
6 Broken Access Control
What You'll Master (For FREE)
After this free course, you'll have the knowledge and confidence to build secure frontend applications and protect users from malicious attacks.
Sign Up Free for Master Security in Frontend ApplicationsMaster the fundamentals of frontend security vulnerabilities
Learn to identify and prevent Cross-Site Scripting (XSS) attacks
Understand Cross-Site Request Forgery (CSRF) and protection methods
Discover spoofing attacks and how to secure against them
Get hands-on experience with real-world security scenarios
Additional Benefits
Practice security implementation across React, Vue, Angular & Vanilla JS
Learn to protect personal computers from common scams and hackers
Understand the OWASP Top 10 security risks
Master secure coding practices for production applications
Build confidence in identifying security vulnerabilities in code reviews
Ready to Master Frontend Security?
All seven modules of the most comprehensive frontend security course are live right now. Sign up free and start learning today — free forever, no credit card required.
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