Christopher Null

Contributing Writer, Via

Christopher Null is a veteran technology and business journalist with more than 20 years of experience.

Featured Publications

His work has also appeared in Forbes, WIRED Magazine, Fortune, TechHive, and PCWorld.


A smart robot vacuum cleans under a gray sofa.

10 Smart Home Devices for Renters

Smart tech doesn’t have to be permanently installed.
An outdoor camera installed on an exterior house wall.

The Best Places to Install Home Security Cameras

Find out where to put indoor and outdoor cameras for the best results.
A person clears phishing emails out of their inbox.

6 Ways to Detect a Phishing Email or Text Message

Look for these red flags to spot fake email and spam text messages.
Swiping a credit card at pay device

Protect Yourself From Identity Theft

Here's how to avoid becoming a victim of fraud, plus tips for recovering if you do.
a hand holds a smartphone and uses a home security app

How to Secure Your Smart Home Devices

The technology you use in your home shouldn't put you at risk.
two hands holding an iphone.

How to Protect Yourself from a SIM Swapping Attack

Prevent your phone number from giving a thief access to your bank, email, social media, and other accounts.
A woman uses her cell phone on the couch.

7 Top Scams and How to Avoid Them

From robocalls to identity theft, learn how to prevent the most common scams online and off.
car viewed from overhead on curvy two-lane road at sunset, picture

Distraction-Free Technology for Driving

AAA and automakers fight distracted driving with better technology.
couple sit at scenic view with GIG car share vehicle, picture

5 Things Revolutionizing Car Ownership

Five ways tech is retooling how we buy and own—or don't own—cars.
Griffin Mountain Lookout in New York, picture

5 Tech Trends Changing How We Travel

From apps to virtual reality, technology is altering the experience of travel at home and away.