Posts
All posts from William Zujkowski - security insights, AI/ML projects, and career development
Building a Private Cloud in Your Homelab with Proxmox and Security Best Practices
Learn to build and secure a production-grade private cloud using Proxmox VE. Covers network segmentation, backup strategies, security hardening, and resource management with real homelab implementation lessons.
Hardening Docker Containers in Your Homelab: A Defense-in-Depth Approach
Eight security layers that stopped real attacks in homelab testing: minimal base images, user namespaces, seccomp profiles, network segmentation, and more. Defense-in-depth without Kubernetes overhead.
Building a Homelab Security Dashboard with Grafana and Prometheus
Real-world guide to monitoring security events in your homelab. Covers Prometheus configuration, Grafana dashboards, and alerting rules for threat detection.
NodeShield: Runtime SBOM Enforcement Stops 98% of Supply Chain Attacks
NodeShield enforces SBOMs at runtime using CBOM policies to prevent supply chain attacks. Homelab Docker deployment guide with attack simulations, 98.3% prevention rate, and <1ms overhead.
PromSketch: 2-100x Faster Prometheus Queries with Sketch Algorithms
Deploy PromSketch to optimize slow PromQL queries using sketch-based approximation. Homelab benchmarks show 2-100x speedup on percentile queries.
Quantum Error Correction Breakthrough: How Google's Willow Chip Changes Everything
Google's Willow chip achieved the first quantum error correction breakthrough below the critical threshold, proving that adding more qubits can actually reduce errors. This changes the future of computing, cryptography, and AI forever.
SIEM for Homelab: Wazuh vs Graylog Performance Comparison
Deploy and benchmark Wazuh and Graylog SIEM solutions in your homelab. Performance analysis, resource usage, and integration patterns for security monitoring.
Building a Privacy-First AI Lab: Deploying Local LLMs Without Sacrificing Ethics
Build privacy-first AI lab with local LLMs—run models up to 34B on RTX 3090 (24GB VRAM) with network isolation, traffic monitoring, and real privacy controls.
Preparing Your Homelab for the Quantum Future: Post-Quantum Cryptography Migration
Implement post-quantum cryptography with CRYSTALS-Kyber and Dilithium—prepare homelab for quantum threats using NIST-approved algorithms.
From 150K to 2K Tokens: How Progressive Context Loading Revolutionizes LLM Development Workflows
Optimize LLM workflows with progressive context loading—achieve 98% token reduction using modular architecture for efficient production deployments.