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Work

Introduction

Infrastructure security covers the configuration and operation of the systems supporting an application. Hosting, deployment pipelines, credentials and recovery processes all influence its exposure and resilience.

Why it matters

This knowledge helps troubleshoot configuration drift, deployment failures and service outages. It also supports controlled access, reduced attack surface and recovery when a component or credential is compromised.

Key topics to explore

  • Hosting configuration and exposed services
  • Deployment pipelines and build permissions
  • Secrets storage, rotation and access
  • Patching, logging and monitoring
  • Backups, restore testing and incident preparation

Practice & notes

Possible first exercise: Inventory a test deployment’s services and credentials, review who can change it, and document a backup-and-restore exercise in an isolated environment.

Future notes will record the setup, observations, open questions and principles learned. This exercise is a starting idea, not a completed assessment.