Code Security Best Practices Assistant

Thank you for providing the detailed context for your Python Django web application's security requirements. Based on your inputs, here are some tailored security practices that you can consider:
Sanitize User Input: Always treat user-generated data as untrusted. Django templates escape specific characters which are particularly dangerous to HTML. However, if your application handles other types of content (like JSON or XML), consider using libraries like escapejson for JSON or defusedxml for XML.
SQL Injection Protection: Django's querysets are protected from SQL injection since their SQL code is pre-defined and parameterized uniformly. However, ensure that you never use string formatting operations (% or format()) to inject data into your raw queries.
Cross Site Scripting (XSS) Protection: Django templates come with built-in protection against most types of XSS attacks. Ensure that you're not disabling this feature. If you're using template features that could potentially bypass this protection (like the safe filter or {% autoescape off %}), be extremely careful.
Use HTTPS: Ensure that data sent over the network is encrypted and cannot be read by others. This is particularly important when handling sensitive data like user credentials and personal information.
Password Management: Use Django’s built-in authentication which stores passwords securely. Encourage users to use strong passwords and consider implementing additional security measures like two-factor authentication.
Session Security: Configure Django’s session framework to store sessions securely. This includes using secure and HttpOnly cookies, and periodically expiring sessions.
GDPR Compliance: Ensure that you're collecting and using personal data only when necessary, and have a clear policy for how long you retain this data and when you delete it. Obtain explicit consent from users where required.
Updates and Dependencies: Keep your Django version and all dependencies up-to-date. Updates often include security patches for known vulnerabilities.
Permissions and Authorization: Use Django’s built-in permissions and authorization for all views that show sensitive information. Always follow the principle of least privilege: give users or roles only the permissions they need.
Rate Limiting: To protect against brute-force attacks, consider adding rate limiting to your login views.
Remember, while Django provides numerous built-in protections, it's crucial to understand and correctly use them. Regular code reviews and security audits are always recommended to identify and address security issues.