Geoffrey Wenger

Email Geoffrey at geoff@jenisystems.com

Geoffrey has decades of hands-on work across IT, software development, and cybersecurity, and he brings clear, technical insight to every article. His experience includes building and maintaining secure networks, writing and reviewing production code, hardening endpoints, and responding to real incidents. He has led projects that span Microsoft 365 and Google Workspace administration, identity and access control, and cloud adoption with a focus on reliability and risk reduction. He holds two bachelor’s degrees in IT, a business degree, and a master’s in Cybersecurity and Information Assurance. His writing turns complex systems into actionable steps that help readers fix issues fast and strengthen security over time.

Articles published:

Windows recovery tools for startup problems with WinRE, Startup Repair, Safe Mode, System Restore, update removal, and Reset This PC

Windows Won’t Boot? Fix Startup Problems Without Wiping Your PC

When Windows will not boot, the wrong repair step can turn a fixable startup problem into a[…]

Malicious USB drive, infected cable, and rogue charger showing hidden computer security risks

USB Port Threats That Can Secretly Compromise Computer Security

USB devices look harmless because people use them every day. A flash drive, charging cable, adapter, keyboard,[…]

Adware tracking browser activity, slowing computer performance, and exposing private user data

Adware Threats To Data Privacy, Computer Speed, And Security

Adware is more than annoying pop-ups or a weird toolbar that appears overnight. It can slow your[…]