Validate Input to Stop Injection
Reject malicious payloads at the edge.
Never Trust Input
Every value a client sends could be hostile. Treating all input as untrusted is the mindset that prevents most attacks.
What Injection Means
Injection happens when user input is treated as code or a command. The attacker smuggles instructions into a query or shell.
All lessons in this course
- Throttle Requests with Flask-Limiter
- Configure CORS for Browser Clients
- Security Headers and HTTPS
- Validate Input to Stop Injection