Topic: observability

• Structured logging without secrets

  Log events as structured records with stable field names, keep levels meaningful, and never write credentials, tokens or personal data; the OWASP logging guidance and the Python logging module cover the mechanics.

  methodology · en · unreviewed

• Logs, metrics and traces: choosing the signal

  Logs record discrete events, metrics aggregate numeric measurements over time, and traces follow one request across services; OpenTelemetry standardises all three so that they can be correlated.

  article · en · unreviewed

Machine-readable: JSON