9. Logging & Monitoring

9. Logging & Monitoring: Logging & Monitoring weakness is like a thief breaking into a castle, but the alarm bells are silenced, the security cameras have no recording tape, and

Logging & Monitoring weakness is like a thief breaking into a castle, but the alarm bells are silenced, the security cameras have no recording tape, and the guard is asleep.

2 Analogies: Logging and Monitoring

2 Reasonings: Why Logs Are Critical

Unaware of Ongoing Attacks

Impossible Forensics Analysis

2 LEGO Analogies: Ledger Logs

What is the primary impact of Insufficient Logging & Monitoring?

Instant database corruption

Attackers remaining undetected inside network nodes for months to exfiltrate data

HTML render bugs in UI layout

Automatic session timeouts

Without active monitoring, detection of a breach takes over 200 days on average, allowing persistent data exfiltration.

What type of data should NEVER be written into application log files?

Code exception line numbers