System Design
Advanced
Security, Privacy, and Abuse Design
Add authentication, authorization, encryption, auditability, and abuse controls into the architecture.
35 min
3 sections
security
privacy
abuse
1
2
3
01. Design authorization as a core path
Section 1 of 3
Authorization should be explicit in APIs, queries, caches, search indexes, and background jobs. It is not enough to check permissions in the UI or only at the API gateway.
text
Authorization checklist:
- Authenticate caller identity.
- Resolve tenant and resource ownership.
- Check role or policy for action.
- Apply row-level filters to reads.
- Include authorization version in caches.
- Log sensitive access decisions.Back to Course