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:

Chrome browser security screen showing extension controls, system settings, and a warning symbol on a home computer

Why Chrome Says “Managed by Your Organization” on a Home Computer

You open Chrome on your personal computer and notice “Managed by your organization” at the bottom of[…]

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[…]

Firefox browser extensions compromised by hidden malware code and security threats

Firefox Users Hit By Malware Hidden In Popular Addon Logos

GhostPoster abused the Firefox extension ecosystem by hiding malicious JavaScript inside addon logo images. The infected extensions[…]