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[…]

Desktop computer setup showing fake optimizer risks, system cleanup, privacy protection, and safe PC and Mac maintenance

The Real Risks of Fake PC and Mac Optimizer Software

Most “one-click” PC optimizers sound like a dream: faster boot times, a cleaner system, and no technical[…]

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[…]

macOS privacy settings for app permissions, location access, iCloud sync, browser tracking, and background data controls

macOS Privacy Settings Reduce App and Background Tracking

macOS gives users strong privacy controls, but those controls only help when they are reviewed, tightened, and[…]

Akira ransomware protection for Windows and Linux systems with MFA, backups, patching, network monitoring, and secure servers

Akira Ransomware Defense for Data, Backups, and System Access

Akira ransomware has become a serious threat to businesses, schools, healthcare providers, and everyday users who depend[…]

VPN security protects online privacy, public Wi-Fi use, encrypted browsing, and personal data from hackers, ISPs, and trackers

VPN Security Keeps Your Private Data Safe on Every Connection

Every time you connect online, your privacy is exposed to internet providers, advertisers, hackers, and data brokers[…]