The plan, the goal, and the full stack for my self-hosted homelab — running on a single laptop with VMware 17 Pro, K3s, Jellyfin, Nextcloud, and Cloudflare Tunnel.

A full Linux networking reference covering interfaces, routing, DNS, firewalls, traffic capture, tunneling, and monitoring. Built for quick lookup during CTFs, pentests, and day-to-day sysadmin work.

A full walkthrough of AWS EC2 — instance types, AMIs, pricing models, storage options, Auto Scaling Groups, placement groups, and Systems Manager

A walkthrough of enterprise AWS VPC architecture patterns — inbound, outbound, and inspection VPCs, Transit Gateway hub-and-spoke, and centralized egress and security

A full walkthrough of AWS VPC — subnets, route tables, internet gateways, NAT, security groups, NACLs, flow logs, endpoints, and peering

A practical breakdown of how AWS physically organises its global infrastructure — regions, availability zones, edge locations, and why the design matters for resilience and latency

A full walkthrough of AWS Elastic Load Balancing — ALB vs NLB, listeners, target groups, health checks, sticky sessions, and SSL termination

A full walkthrough of AWS CloudFront — distributions, origins, cache behaviours, cache policies, signed URLs, WAF integration, and real-world patterns

A full walkthrough of AWS Route 53 — hosted zones, record types, routing policies, health checks, and resolver for private DNS

A practical guide to AWS CLI setup, IAM identities, credential types, policy structure, and how attackers abuse misconfigured IAM — written from a cloud security perspective