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:

Parent helping a child manage online privacy, personal data, app permissions, digital identity, and connected devices while using a tablet and computer at home.

Protect Your Child’s Digital Privacy, Identity, and Personal Data

Children build digital footprints long before they understand what personal information can reveal or how long it[…]

Browser fingerprinting scene showing a laptop and mobile devices with biometric, audio, graphics, and data signals representing online tracking without cookies.

Browser Fingerprinting: How Websites Identify You Without Cookies

Most people know cookies can follow them around the web, but blocking them does not make a[…]

Personal data tracking and online privacy exposure across devices, accounts, locations, shopping, email, and digital identity activity

Protect Personal Data From Tracking Apps and Data Broker Exposure

Your personal data travels farther than you might think. Apps, websites, advertisers, data brokers, connected devices, and[…]

Data broker tracking, privacy cleanup, opt-out removal, credit freeze, and browser tracker blocking

Cut Data Broker Tracking And Build A Stronger Privacy Routine

Data brokers collect names, addresses, phone numbers, relatives, purchase signals, public records, and online activity, then package[…]