AWS CloudTrail

1. Core concepts

   Events, trails, event history and audit logging of API activity.

2. Event history

   Searching the last 90 days of management events.

3. Trails

   Creating trails, organization trails and delivering logs to S3.

4. Understanding events

   Management, data and network activity events.

5. Log files

   Log file format, integrity validation and delivery.

6. Insights events

   Detecting unusual API activity.

7. CloudTrail Lake

   Event data stores and SQL queries over events.

8. Settings

   Encryption, notifications and trail settings.

9. Security

   IAM, KMS and data protection for CloudTrail.

10. Costs

    Understanding CloudTrail cost and usage.

Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.