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:

ASCII smuggling phishing email with invisible Unicode bypassing email filters

ASCII Smuggling: Hidden Unicode Can Confuse Some Phishing Filters

A phishing email can look normal and still contain characters you cannot see. That is the strange[…]

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,[…]

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[…]

Person verifying a suspicious video call with biometric authentication while AI face analysis, voice cloning alerts, phishing warnings, and account security checks appear across multiple devices

How to Protect Yourself From AI Cyber Threats Before They Strike

Artificial intelligence has changed cybercrime in a big way. Scams are faster, cheaper, cleaner, and far more[…]

Business owner reviewing ransomware data theft, compromised accounts, backup recovery, and repeat extortion risks across two monitors and a laptop

Why Paying Ransomware Hackers Can Lead to More Extortion Demands

A ransomware attack can corner a small-business owner fast. Files stop opening. Employees lose access to vital[…]

Online identity protection with secure devices, account security, privacy controls, and identity theft prevention

How to Protect Your Online Identity From Identity Theft and Fraud

Identity theft usually does not start with a dramatic hack. More often, it begins with a reused[…]

Trojan malware attack showing a fake update, phishing bait, stolen data, remote access, and cybercrime risks on connected devices

Trojan Malware: What It Is, How It Works, And How To Prevent It

Trojan malware tricks people by looking safe long enough to get opened, installed, or trusted. Once the[…]

Signal phishing scam showing fake support messages and account takeover risk

Fake Signal Security Alerts Are Leading To Account Theft

Encryption protects messages in transit. It does not protect an account when a fake support message talks[…]