Cloud platform

AWS field notes

Practical field notes, investigations and operational guidance related to AWS.

5 published articles

Security

How to Diagnose SSL Hostname and Certificate-Chain Errors

Learn how to diagnose SSL hostname mismatches, incomplete certificate chains, wrong CDN certificates, wildcard coverage, and TLS trust errors.

8 min readReviewed Jul 2026Read →

Incident Response

An incident-response workflow for AWS abuse notices, suspicious outbound SSH behavior, containment, evidence review and staged restoration.

8 min readReviewed Jul 2026Read →

Cloud Architecture

A practical decision matrix for ECS Service Connect, Cloud Map DNS discovery, namespaces, aliases, ports and migration constraints.

8 min readReviewed Jul 2026Read →

Performance & Reliability

How viewer redirects, origin redirects, cache keys and Location headers combine to create CloudFront redirect loops.

8 min readReviewed Jul 2026Read →