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:

Browser extension malware spreading through trusted Chrome and Edge add-ons after automatic updates, exposing passwords, sessions, account data, and online activity.

Trusted Browser Extensions: How Legitimate Add-ons Become Malware

Browser extensions are easy to forget about once they are installed. You add one to block ads,[…]

Social engineering scam showing a deceptive login request, suspicious mobile message, phishing hook, attacker activity, and digital payment and identity threats that reflect how cybercriminals manipulate trust, urgency, credentials, and everyday communication to target home users and small businesses.

Social Engineering Scams: How Attackers Manipulate Everyday Trust

Social engineering attacks work for a simple reason: they go after people before technology. A convincing email,[…]

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[…]

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,[…]

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[…]

Account recovery security across email, MFA, trusted devices, backup codes, identity protection, and account takeover risks using connected digital security controls.

Account Recovery Security: Protect Every Route Back Into Accounts

Strong passwords, multi-factor authentication, passkeys, and security keys can make an online account tough to crack. Still,[…]

Person scanning a QR code on a smartphone with visual cues for phishing, credential theft, mobile security, financial fraud, and suspicious payment risks.

QR Code Scams: How to Check Links Before You Scan, Log In, or Pay

QR codes are everywhere, from restaurant menus and parking meters to packages, invoices, payment screens, and work[…]

iPhone security warning concept showing verified Apple account protection, phishing email threats, spyware risks, biometric security, and fake alert detection

Apple Spyware Warning: How to Verify a Real iPhone Security Alert

Apple’s latest mercenary spyware alerts have put iPhone security back in the news, but most people are[…]

RingCentral data breach image showing a suspicious phone call, exposed customer data, and the growing risk of vishing scams, caller impersonation, and social engineering attacks

RingCentral Data Breach: How Stolen Data Could Fuel Vishing Scams

The RingCentral data breach is more than another story about stolen customer information. It shows how exposed[…]

Zoom zero-click vulnerability showing a video meeting, connected devices, data flow, remote code execution risk, and cross-platform security exposure.

Zoom Zero-Click Flaw: How a Zoom Meeting Could Expose Your Device

Joining a Zoom meeting feels ordinary. Most people click the link, turn on a camera, and get[…]