Linux systems
Review services, packages, permissions and system state, and correct them specifically.
Containers and deployments
Investigate Docker and Compose environments, registries, volumes and failed deployments.
Networking and access
Review and adjust firewall, routing, reverse proxy, TLS and administrative access.
Backup and restore
Trace backups, name the gaps and perform a test restore.
Troubleshooting
Isolate a specific fault, name the cause and document the path to a fix.
Second opinion
Review a planned change or an existing design before it is implemented.





















