KBY Technologies: trusted knowledge for modern engineering.
KBY Technologies is a research-driven publication covering modern infrastructure, operations, and enterprise technology — reviewed under strict editorial standards.
Why KBY Exists
Modern technology changes quickly, but practical engineering knowledge shouldn't disappear into tickets, forums or outdated documentation.
KBY Technologies exists to publish trusted, research-driven articles, Engineering Labs and reference resources that help engineers solve real-world problems.
Explore Our Publications
Systems Engineering
Advanced guides on infrastructure, cloud architecture, and observability for enterprise systems.
The Ops Playbook
L1-L3 Support Playbooks: engineer tickets out of existence.
Graduate Track
Production-focused guidance and step-by-step technical playbooks.
The Toolchain
Practical calculators, diagnostic scenarios, and reference material.
Newest Articles
01Automation & ScriptingAutomation & Scripting Guardrails for Bash on macOS
21 Aug 2026 10 min
02DevOps & AutomationBuilding a Bounded GitHub Actions Deployment Pipeline Without Guesswork
21 Aug 2026 7 min
03Real-Time AI InfrastructureA Lower-Friction Real-Time AI Infrastructure Practice with OpenRouter
21 Aug 2026 12 min
04Identity and Access ManagementDiagnosing Identity and Access Management with Microsoft Entra ID
21 Aug 2026 9 min
05Modern Workspace & AVWhere Modern Workspace & AV Fails and How Microsoft 365 Helps
21 Aug 2026 9 min
Live operational desk
On-Call Command Centre
Verified recovery procedures, dangerous defaults and rapid-response practice.
HIGH · AWS IAM · target 45m
AWS Cross-Account AssumeRole Is Denied by a Mismatched Trust Policy
Trace an AWS STS cross-account AssumeRole denial across both accounts and repair a mismatched role trust policy with a controlled rollback.
HIGH · Active Directory · target 30m
Active Directory Kerberos Logons Fail Because a Member Server Clock Is Skewed
Diagnose Kerberos authentication failures caused by clock skew on a Windows member server and safely restore time synchronization before validating logons.
Containerd
Containerd
Containerd is a container runtime that manages the container lifecycle on a host, underpinning platforms such as Kubernetes and Docker.
DNS Security
A Wide-Open DNS Forwarder ACL Lets Any Client Recurse Through Your Resolver
A DNS resolver left with an open or unscoped recursion ACL answers internal clients normally while silently permitting recursive queries…
Engineering Labs
Interactive tools created to help readers apply technical knowledge in practical ways. Our labs are premium editorial resources designed for learning and discovery.
Explore All LabsPort & Protocol Lookup
Search comprehensive port and protocol coverage with reviewed engineering notes for common infrastructure services.
Kubernetes RBAC Generator
Bandwidth-Delay Product Calculator
Database Connection Pool Sizer
Kafka / Event Stream Partition Calculator
Daily Content
Fresh reference terms, dangerous defaults and two-minute incident scenarios, published as KBY's editors add them.
Containerd
Containerd
Containerd is a container runtime that manages the container lifecycle on a host, underpinning platforms such as Kubernetes and Docker.
DNS Security
A Wide-Open DNS Forwarder ACL Lets Any Client Recurse Through Your Resolver
A DNS resolver left with an open or unscoped recursion ACL answers internal clients normally while silently permitting recursive queries…
Operating Systems
A Linux Host Shows High Load Average While CPU Utilisation Stays Near Zero
At 09:14 on a fictional Monday, the monitoring platform for a mid-sized retail application fires two alerts within ninety seconds of each…
Recently Updated
Articles our editorial team has revised in the last 30 days.
- Systems Engineering21 Aug 2026
Change Control for a Bounded Linux systemd Service Workflow
- Enterprise IT Management20 Aug 2026
Operating Enterprise IT Management Reliably with Microsoft 365
- DevOps & Automation20 Aug 2026
What to Monitor in a GitHub Actions DevOps Workflow
- Systems Engineering19 Aug 2026
Microsoft Entra B2B Cross-Tenant Access: Architecture, Trust and Troubleshooting
- Security & Operations19 Aug 2026
Security & Operations Change Control with Microsoft Defender
- Enterprise IT Management19 Aug 2026
Enterprise IT Management Reliability Checks with Microsoft 365
Knowledge Resources
Explore our reference materials, definitions, and utilities designed to provide fast, reliable answers to complex engineering questions.
Browse by Topic
Sorted automatically by engineering focus area and article volume.
Editorial Collections
Deep dives and comprehensive guides on modern infrastructure and software architecture.
Software Architecture
System design, micro-frontends, and performance engineering for modern web applications.
The IT Toolkit
Interactive utilities, calculators, and diagnostic generators for IT and web professionals.
Tech Fundamentals
Beginner-friendly guides, troubleshooting tips, and IT essentials for home users and students.
DevOps & Automation
Best practices for CI/CD, pipeline engineering, and performance optimization at scale.
Security & Operations
Technical deep dives into network defenses, compliance, and automated threat detection.
Our Editorial Team
Industry experts and engineering practitioners.
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Why Readers Trust KBY
Our editorial process prioritises technical accuracy, research-first publishing, and expert review. We maintain transparent corrections and responsibly guide our AI usage to deliver trustworthy information.
About KBY
Discover our editorial mission and purpose.
Editorial Team
Meet the engineers and editors behind our work.
Editorial Standards
Learn about our strict publishing guidelines.
Corrections Policy
How we handle and disclose corrections.
AI Usage Policy
Where and how AI assists our editorial process.
Operating Manual
Explore the policies driving our content.
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