Thomas Joos

Thomas Joos is a freelance IT consultant and has been working in IT for more than 20 years. In addition, he writes hands-on books and papers on Windows and other Microsoft topics. Online you can meet him on: https://www.thomas-joos.com.

Security

Hotpatching in Windows Server 2025

Thomas Joos

Jul 7, 2026 9 min read

Security

Windows Administrator Protection Replaces UAC

Thomas Joos

Jul 7, 2026 7 min read

Security

Check Your VoIP Networks with SIPVicious and sngrep

Thomas Joos

Jul 7, 2026 12 min read

Security

AWS Security Audits with Prowler

Thomas Joos

Apr 10, 2026 12 min read

Storage

Managing Azure Storage Resources

Thomas Joos

Apr 10, 2026 8 min read

Open Source

Manage Projects with OpenProject

Thomas Joos

Feb 13, 2026 12 min read

Analyze Logs for Suspicious Activity with ChatGPT

Thomas Joos

Feb 13, 2026 9 min read

Networking

Checking DNS Configurations for Errors

Thomas Joos

Oct 10, 2025 11 min read

Virtualization

Snapshot Management for Azure VMs

Thomas Joos

Aug 8, 2025 12 min read

Local AI Server – Operating Large Language Models In-House

Thomas Joos

Aug 8, 2025 9 min read

Networking

Manage and Automate Networks with StackStorm

Thomas Joos

Aug 8, 2025 12 min read

Security

Search for Domain Controller Vulnerabilities with Nessus and Nmap

Thomas Joos

Aug 8, 2025 11 min read