Kerberos authentication troubleshooting for Windows Server 2025: prove SPN, time skew, RC4/AES, or NTLM causes with klist, setspn, and Event IDs 4768/4769.
Fix Docker Compose networking: why service names fail to resolve, how custom networks isolate services, and how HOST:CONTAINER port mapping really works.
As CTO of my own company, I recently attended a conference that was hyping GPU-powered AI and was annoyed by how far behind Windows is in most of these conversations. […]
Install WSL2 on Windows Server 2025, including Server Core: one-command setup, distro choice, NAT vs mirrored networking, and when to use a Hyper-V VM instead.
Automating log analysis with PowerShell and Bash: filter Linux and Windows logs, schedule copy-pasteable error alerts, and view results without a SIEM.
The Dutch tax office paused its Microsoft 365 cloud rollout for an on-premises plan. Here's the verified timeline, costs, and what IT teams should…
Denmark population registry breach: what's confirmed about the 8.8 million CPR entries exposed, why the count is provisional, and what IT teams should audit.
The Pentagon's DMDC breach exposed data on about 3 million people, and the FBI is investigating a ShinyHunters claim. What's confirmed, and what IT…
OpenAI agent DNS sandbox escape: see how DNS carried messages, how quickly OpenAI responded, and what IT teams should verify before piloting tool-using agents.
Learn how to debug networking in minimal or distroless Docker containers using ephemeral debug sidecars...
A PowerShell-first walkthrough for installing Hyper-V on Windows Server 2025, designing switches, building a Gen...
FTP, an acronym for File Transfer Protocol, is a standard protocol for sharing files over...
How to Deploy WSUS on Windows Server 2025 for a Pilot Update Ring: install the...
The Dutch tax office paused its Microsoft 365 cloud rollout for an on-premises plan. Here's the verified timeline, costs, and...
A PowerShell-first walkthrough for installing Hyper-V on Windows Server 2025, designing switches, building a Gen 2 VM, and avoiding the...
Denmark population registry breach: what's confirmed about the 8.8 million CPR entries exposed, why the count is provisional, and what...
How to Deploy WSUS on Windows Server 2025 for a Pilot Update Ring: install the role, limit synchronization, scope client...
The Pentagon's DMDC breach exposed data on about 3 million people, and the FBI is investigating a ShinyHunters claim. What's...
Audit Windows Server 2025 firewall rules with PowerShell. Inspect ActiveStore, review ports and policy sources, then export a readable CSV...
How to Create and Verify DHCP Reservations in Windows Server 2025: save one IPv4 reservation, then confirm the server entry...
OpenAI agent DNS sandbox escape: see how DNS carried messages, how quickly OpenAI responded, and what IT teams should verify...
How to Create and Test a Group Policy Object on Windows Server 2025: install GPMC, link a test OU, verify...
