Module 10: Security Best Practices

Securing Python applications against common vulnerabilities.

10.1 OWASP Top 10 for Python

Understanding common web vulnerabilities like Injection, Broken Authentication, and Sensitive Data Exposure in the context of Python web frameworks.

10.2 Input Validation & Sanitization

Never trust user input. Using libraries like Pydantic for data validation and sanitization.

10.3 Secrets Management

Best practices for handling API keys, passwords, and certificates. Using environment variables and tools like HashiCorp Vault.

10.4 Secure Coding Practices

Avoiding common pitfalls like using eval(), insecure deserialization (pickle), and hardcoding credentials.

🎯 Practical Exercise

Audit a sample Python script for security vulnerabilities using a static analysis tool like bandit.