Tag: Security

Secure File Upload Pipelines

Treat uploaded files as untrusted byte streams until bounded ingestion, type validation, quarantine, scanning, and authorized publication succeed.

2026-06-18 · 14 min read

Authorization Models: RBAC, ABAC, and ReBAC

Compare RBAC, ABAC, and ReBAC by how they express policy, preserve tenant boundaries, support revocation, and produce testable decisions.

2026-05-25 · 15 min read

Defending LLM Applications Against Prompt Injection

Defend LLM applications by modeling prompt injection as a trust-boundary and capability problem, then verify controls with adversarial tests and operational evidence.

2026-05-14 · 13 min read

Authentication: Sessions, JWT, and OAuth 2.0

Choose sessions, JWTs, and OAuth 2.0 safely with correct cookies, token verification, PKCE, rotation, revocation, and service authentication.

2026-04-23 · 14 min read