Books
Books and guides
Practitioner manuscripts on cybersecurity, infrastructure, and Claude Code. Drawn from production patterns I use at work and in the lab.
Browse books →SJVIK Labs · sjviklabs.com
Practitioner-built tools for
cybersecurity and DevOps work.
Books, templates, and configurations from a 3-node production cluster I run in my condo. Built because I needed them. Sold because other practitioners asked for them. Not a consultancy. Not a SaaS pitch. Just things that work.
What's here
Pillars
Tools
Open source security and infra
sec-lab (Wazuh detections, Sigma rules, IR playbooks) and infra-roles-public (Ansible roles for Traefik, AdGuard, node_exporter, Tailscale). Free, MIT-licensed, used in my own production setup.
View on GitHub →Notes
Field notes
Engineering journal. Operational failures, design decisions, things I got wrong. Posted on the personal site, mirrored back here.
Read field notes →