Firewall log analysis: from rule match to investigation
Preserve rule decisions, review false positives, and connect edge events to application evidence.
TOPIC COLLECTION
Security events
Record actions and decisions in a vocabulary investigators can understand. Preserve observed facts, permission boundaries, and final outcomes while keeping detections separate from proof of compromise.
Read it. Then test it.
Use this collection to choose a focused design question. Each guide includes a practical investigation or fixture exercise, a primary technical reference, and links to the next relevant pattern. Start with the event you need to understand, then validate the full path from producer to reader.
A security logging checklist for application teams
Capture access decisions and administrative actions with safe attribution, protected records, and clear outcomes.