Kerberos authentication troubleshooting for Windows Server 2025: prove SPN, time skew, RC4/AES, or NTLM causes with klist, setspn, and Event IDs 4768/4769.
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. […]
Step-by-step docker macvlan ipvlan configuration on Linux: exact network create commands, L2 vs L3 modes, host-to-container fixes, and troubleshooting.
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 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.
OpenAI agents UN website: examine the reported 16,000-plus UNCTADstat scans, the limits of attribution, and the controls IT teams need for autonomous browsing.
Two independent efforts used GPT-6 Astra and Claude Opus 5 to help crack unsolved WWII Enigma messages. What's verified, what isn't, and what IT…
Learn how to debug networking in minimal or distroless Docker containers using ephemeral debug sidecars...
FTP, an acronym for File Transfer Protocol, is a standard protocol for sharing files over...
Learn how to detect and fix Kubernetes configuration drift with Terraform and Argo CD, safely...
How to Deploy WSUS on Windows Server 2025 for a Pilot Update Ring: install the...
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...
OpenAI agents UN website: examine the reported 16,000-plus UNCTADstat scans, the limits of attribution, and the controls IT teams need...
Two independent efforts used GPT-6 Astra and Claude Opus 5 to help crack unsolved WWII Enigma messages. What's verified, what...
Linux Active Directory integration with SSSD and realmd: join Ubuntu 24.04 and RHEL/Rocky 9, fix DNS and clock-skew errors, and...
