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:

Calix router vulnerability concept showing a home router connected to laptops, cameras, storage, a printer, and smart devices at risk from UPnP port forwarding exposure

Calix Router Vulnerability Could Expose Your Home Network Devices

Your home router is supposed to keep the public internet separate from the computers, cameras, storage drives,[…]

Computer monitor connected to a Windows laptop while device software, drivers, and companion apps install automatically through the hardware connection

How a Computer Monitor Can Trigger Automatic Windows App Installs

A computer monitor should display your work, not quietly add software to Windows. Yet some modern displays[…]

Remote access software abuse exposing Windows and Mac user data

Remote Access App Abuse Puts Windows and Mac Users at Risk

Remote support software can be useful, but it also gives someone deep access to a computer when[…]

Windows security settings protecting a PC from malware, unsafe downloads, and ransomware

Windows PC Defenses That Reduce System Exploits And File Damage

Windows already includes strong security tools, but they only help when they are turned on, working, and[…]

Malware threats targeting a laptop, smartphone, tablet, cloud services, user accounts, downloads, and connected devices with alerts, recovery tools, and data protection controls

Malware Threats: How to Protect Your Devices, Data, and Privacy

Malware can turn a normal download, email attachment, or website visit into a serious security problem. Once[…]

stronger cyber defense updates

CISA’s Stronger Cyber Defense: Faster Updates, Safer Devices

CISA has released a new roadmap to strengthen the Common Vulnerabilities and Exposures (CVE) Program, the global[…]