Security System Design Walkthroughs
Use these as 60-minute design interviews and as capstone architecture references.
| Design | Primary skills |
|---|---|
| 01-multi-tenant-saas-security.md | identity, authorization, data, SDLC, detection |
| 02-untrusted-code-execution.md | isolation, control plane, policy, resource abuse |
| 03-android-cloud-field-platform.md | mobile, offline data, API, device identity |
| 04-ai-security-agent-platform.md | RAG, tools, authorization, approvals, evals |
| 05-cross-cloud-incident-response.md | evidence, containment, recovery, executive operations |
Expected Interview Structure
- Clarify goals, users, data, scale, tenancy, availability, regulatory and safety constraints.
- Draw request, identity, data, administrative, build, and telemetry paths.
- Mark trust boundaries and name the owner of every privileged component.
- Prioritize five abuse cases.
- Design layered controls and failure behavior.
- Add tests, logs, alert ownership, incident response, recovery, and rollout.
- State residual risk and the next design review question.