Tutorials
Safe Version Promotion with Argo CD Image Updater
A guide for setting up a safe promotion model on a GitOps pipeline without leaving container versions to uncontrolled automation.
Blog
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Tutorials
Gradually Tightening Kubernetes Network Policies with Cilium
A guide to moving Kubernetes network policy from observability into enforced control without breaking production.
Tutorials
Runtime Security Observation with Falco
A Falco-based setup guide for surfacing suspicious runtime behavior across Linux and Kubernetes environments.
Tutorials
Effective Version Control with Git and GitHub
A field guide to Git/GitHub practices — branch strategy, PR review discipline, clean commit history, and release flow.
Tutorials
Privileged Access with Short-Lived Certificates
A guide to managing privileged access safely by using short-lived certificates instead of permanent SSH keys.
Tutorials
mTLS-Based Service Identity Verification with Nginx
A practical Nginx-based approach to verifying service identity through mutual TLS for internal service traffic.
Tutorials
An OPA Pipeline for Terraform Plan Policies
A practical guide to gating infrastructure changes through policy by inspecting Terraform plan output with OPA.
Tutorials
A Centralized Log Routing Pipeline with Vector
A practical Vector-based setup for filtering, enriching, and routing scattered log streams to multiple destinations.
Life
Motivation and Productivity in Remote Work
A practical playbook on rhythm, communication, and focus management for keeping motivation alive and sustaining productivity while working remotely.
Technology
Programming Languages Worth Learning in 2026
A practical framework for picking a language not by 'trend' but by production use-case, team cost, and operability.
Technology
Policy-Based Security at the Enterprise API Gateway
An enterprise approach that centralizes identity, rate-limit, and data-protection policies at the API gateway layer.
Technology
Resilience in Enterprise DNS and Service Discovery
Design principles for keeping the DNS and service-discovery layer in hybrid infrastructures from becoming a single point of failure.
Technology
Designing Self-Service Infrastructure with Platform Engineering
A guide to designing, at enterprise scale, a self-service platform approach that takes infrastructure teams out of the bottleneck role.
Technology
East-West Traffic Visibility Without a Service Mesh
An approach for making east-west traffic visible across microservice and VM-based environments without standing up a service mesh.
Tutorials
Docker Container Security Guide
From image supply chain to runtime hardening, a practical checklist and runbook for running Docker containers safely in production.
Tutorials
Observing Linux Network Flows with eBPF
A guide for tracking flows, latency, and connection behavior on Linux servers with eBPF without drowning in packet capture.
Tutorials
Multi-Environment Promotion Pipeline with GitOps
A practical, GitOps-based guide for building a controlled promotion flow across development, test, and production environments.
Tutorials
External Secrets Flow for Kubernetes Secret Rotation
A guide based on External Secrets for pulling secret data from a central vault and applying rotation in Kubernetes environments.
Tutorials
Designing Prometheus Alert Routing
A guide for building an Alertmanager routing model that reduces misdirected alerts and accelerates incident response.
Tutorials
Publishing Internal Services and Automating TLS with Traefik
A Traefik-based guide for safely publishing internal services and automating the certificate lifecycle.
Tutorials
Machine Identity Management with Vault
A guide to designing short-lived machine identities for servers, services, and automation users instead of static secrets.
Technology
Event-Driven Architecture in ERP Integrations
A guide to building a resilient, observable, and loosely coupled integration architecture around enterprise ERP systems.
Technology
Designing a Landing Zone in the Hybrid Cloud
A landing zone approach for getting network, security, and governance right from day one in enterprise cloud migrations.
Technology
Cost-Aware Design on a Kubernetes Platform
Practical principles for a Kubernetes platform architecture that scales on the cloud while keeping budget discipline.