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:

Digital illustration of spyware targeting Signal and WhatsApp on Android with QR code and binary background

CISA Spyware Warning For Signal And WhatsApp Users

A growing wave of commercial spyware now threatens users of Signal and WhatsApp. Recent CISA findings show[…]

Futuristic WhatsApp malware scene with phishing email trojan horse and digital banking coins around a connected globe

Brazil WhatsApp Malware Spreads Banking Trojan

A new malware wave in Brazil uses WhatsApp Web sessions to spread banking trojans and steal contact[…]

ultra realistic image of North Korean WhatsApp Web cyberattack on manufacturing using dll sideloading and stealthy backdoor malware

North Korean Operation DreamJob Breaches Manufacturing Networks

The recent Operation DreamJob intrusion shows how well-crafted social engineering can breach even mature manufacturing networks. Attackers[…]

Samsung Galaxy zero click image exploit

Silent Image Hack: Samsung Phones Hit by Spyware Attack

Smartphone users trust that a simple picture message is harmless. This story proves otherwise. A new spyware[…]