Your trusted wireless security partners.

Wireless Security, Detection & Testing Solutions for Law Enforcement, Government, and Critical Infrastructure.

Detect covert cell phones, BLE tags, skimmers, and rogue wireless devices
Professional-grade RF security & testing instruments
Trusted since 1972 by government and enterprise security teams

Experts in wireless technology for over 50 years.

Our staff of engineers, programmers and technicians are ready to design, prototype and mass produce your wireless product for any application. For over 50 years, we have provided expert engineering and solutions to the following sectors:

Law Enforcement & Corrections
Government & Military
Transportation & Rail Safety
Corporate Security & Loss Prevention
Cybersecurity & RF Professionals
Wireless Carriers & Network Operators

Who We Are

Wireless Security

We’ve provided tens of thousands of cellular, Wi-Fi and Bluetooth detectors to law enforcement, correctional facilities and government agencies.

Learn More

Wireless Testing

Berkeley designed wireless test receivers and stimulus transmitters instrumental in the original U.S. cellular network build-out and continues today.

Learn More

Wireless Safety

Our wireless safety solutions range from weapons detection to SAR (Search And Rescue) to distracted operator detection deployed in 15,000 railway locomotives.

Learn More

Cybersecurity

We provide cybersecurity training and skimmer detection solutions to banks, travel centers, credit unions, fuel stations and convenience stores across the U.S.

Learn More

From our shop.

Yellowjacket-Ultra Wi-Fi Security Analysis Tool

Learn More

Senior Cyber Softcover Book

Learn More

Our latest videos.

Inside the Yellowjacket-Ultra: WiFi Active Ping Explained by Michael Tuma

What makes our Wi-Fi Tester better than others?

Locating malicious USB cables without touching them

From $20K to $20 – now anyone can deploy malicious USB cables

#Skimmers not just happening at gas stations

What keeps an ethical hacker like Freakyclown up at night?

Florida and Secret Service Fighting Skimmers

Experts warn about trusting your AI

Meet Scott

Scott Schober is a CEO, author and wireless security expert who presents at cybersecurity conferences for banking, insurance, transportation, telecommunications and law enforcement industries. He has developed dozens of wireless test, security, safety and cybersecurity products and regularly appears on Fox, Bloomberg, Good Morning America, CNN, MSNBC, NPR and many more as a subject expert. Scott has authored Senior Cyber, Cybersecurity is Everybody’s Business and Hacked Again, the “original hacker’s dictionary for small business owners.” Forbes Magazine

News, tips, and tricks.

Read Our Blog

When the Biggest Opponent Isn’t on the Field: Cyber Threats in Sports

Sports teams are built on various things: passion, teamwork, and competition. But these things have…
Read More
When Skimmers Steal Dinner: Tech & Politics Behind EBT & SNAP Fraud

When low-income families wake up to find their EBT balance drained overnight, the damage goes…
Read More
Ventura Senior Volunteers Fight Back Against Skimmer Fraud

When you swipe or insert your credit card at a gas pump, you expect your…
Read More