The college student—and his cat meme—who hunted the world’s biggest cyberweapon

A flurry of powerful attacks had internet experts baffled. Benjamin Brundage had a few tricks to help solve the mystery.

A sneaky back door lets hackers into your home. Here’s how to protect yourself.

A few tips can help you steer clear of so-called residential proxy networks, which have been used to wreak havoc online ...