> Practical guides, deep dives, and cheatsheets on software engineering, networking, cloud, IT operations, hardware, and the systems that keep digital work moving.
Learn how to secure your AI supply chain on GKE using k8s-aibom. Discover how to automatically generate CycloneDX ML-BOMs for shadow AI runtimes without privileged agents.
Learn how the Ghostcommit vulnerability uses hidden prompt injections in images to bypass AI code reviewers, steal repository secrets, and how to defend your SDLC.
Learn how to use Azure Chaos Studio to test, validate, and prove application resilience against infrastructure, network, and service-level failures.
A practical Java persistence guide explaining JDBC, JPA, and Hibernate, how they relate, when to use each, common Spring Boot patterns, tradeoffs, examples, and beginner mistakes.
A practical network ports guide for IT students covering TCP and UDP basics, port ranges, common web, DNS, email, remote access, Windows, monitoring, database, and troubleshooting ports.
A practical guide to Microsoft Entra ID covering tenants, users, groups, app registrations, service principals, roles, permissions, Conditional Access policies, licensing notes, examples, and common mistakes.
A practical networking guide explaining DNS resolution, recursive resolvers, root and TLD servers, authoritative nameservers, DNS records, caching, TTLs, security basics, and troubleshooting commands.
A practical cybersecurity guide explaining why identity security becomes more important as organizations adopt AI agents, automation, non-human identities, copilots, plugins, and AI-connected workflows.
A practical networking guide explaining TCP and UDP, how they differ, when each one is used, real-world examples, security considerations, troubleshooting commands, and decision tables.
A practical cybersecurity guide explaining SIEM, XDR, and SOAR: how they differ, where they overlap, how SOC teams use them, and when to choose each approach.