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Modern technology changes quickly, but practical engineering knowledge shouldn't disappear into tickets, forums or outdated documentation.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.
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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.
Trending This Week
01Microsoft 365 AdministrationA Bounded Microsoft 365 User-Blocking Workflow
2 Sept 2026 12 min
02Proactive Experience (DEX)Where Proactive Experience (DEX) Fails and How Microsoft Intune Helps
2 Sept 2026 9 min
03Systems EngineeringTech Fundamentals Operations Without Guesswork in Linux
1 Sept 2026 5 min
04Endpoint and Device ManagementEscrowing BitLocker Recovery Keys via Intune and Entra ID
16 Jul 2026 12 min
05Endpoint and Device ManagementPractising Endpoint and Device Management Safely with Microsoft Intune
1 Sept 2026 13 min
Live operational desk
On-Call Command Centre
Verified recovery procedures, dangerous defaults and rapid-response practice.
HIGH · Grafana · target 30 minutes to isolate Grafana, proxy, query or backend timeout
Grafana Dashboard Data Source Timeout
Diagnose a Grafana dashboard data-source timeout by separating panel-query cost, Grafana data proxy limits, reverse-proxy deadlines, network reachability and backend saturation before raising any timeout.
CRITICAL · Active Directory · target 40 minutes to isolate the failing replication edge
Active Directory Domain Controller Replication Failure
Diagnose Active Directory domain controller replication failure with Repadmin, DCDiag, event IDs, DNS, RPC and time evidence; avoid forest-wide repadmin /syncall until topology knowledge is consistent and the exact error is resolved.
AWS RDS Networking
RDS Security Group Rule Referencing a Shared SG Lets All Its Members Reach the Database
An RDS rule that allows traffic from a security group ID looks tightly scoped but silently grants access to every future member of that…
PAM
PAM
PAM (Privileged Access Management) controls, time-bounds and audits elevated account access, reducing standing privilege risk through…
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 LabsDNS Record Builder & Validator
Build and statically validate common DNS records including SPF, DKIM, DMARC, MX, CAA and SRV with provider-ready fields.
Port & Protocol Lookup
Kubernetes RBAC Generator
Bandwidth-Delay Product Calculator
Database Connection Pool Sizer
Daily Content
Fresh reference terms, dangerous defaults and two-minute incident scenarios, published as KBY's editors add them.
AWS RDS Networking
RDS Security Group Rule Referencing a Shared SG Lets All Its Members Reach the Database
An RDS rule that allows traffic from a security group ID looks tightly scoped but silently grants access to every future member of that…
PAM
PAM
PAM (Privileged Access Management) controls, time-bounds and audits elevated account access, reducing standing privilege risk through…
Kubernetes & Containers
Ready Pods Fail Through a Stale Kubernetes Service Selector
A fictional internal application named ledger-api is unavailable through its Kubernetes Service after a routine deployment. Direct…
Recently Updated
Articles our editorial team has revised in the last 30 days.
- Security & Operations7 Sept 2026
Security & Operations Failure Signals in Microsoft Defender
- DevOps & Automation6 Sept 2026
DevOps & Automation Change Control with GitHub Actions
- Systems Engineering6 Sept 2026
Reliability Checks for a Bounded systemd Service Workflow on Linux
- Systems Engineering5 Sept 2026
Failure Signals in a Bounded PowerShell IT Toolkit Workflow
- Enterprise IT Management5 Sept 2026
What to Monitor in Enterprise IT Management with Microsoft 365
- Software Architecture4 Sept 2026
Software Architecture Reliability Checks with API
Knowledge Resources
Explore our reference materials, definitions, and utilities designed to provide fast, reliable answers to complex engineering questions.
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Sorted automatically by engineering focus area and article volume.
Editorial Collections
Deep dives and comprehensive guides on modern infrastructure and software architecture.
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.
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.
Security & Operations
Technical deep dives into network defenses, compliance, and automated threat detection.
Kubernetes Control Planes: Design to Recovery
A six-part, evidence-led operating series published three times per week.
Our Editorial Team
Industry experts and engineering practitioners.
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Why Readers Trust KBY
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