Computer surveillance and security covers a wide range of ways to keep you and your information safe. Learn about firewalls, zombie computers, hackers and workplace surveillance.
See more »
In 2009, President Barack Obama created a White House position -- the cybersecurity czar -- to oversee the nation's computer network safety. With so many other federal agencies focused on the same task, what exactly does the cybersecurity czar's job entail?
A smart card may look like a credit card, but just like people, it's what's inside that counts. Find out how smart cards protect sensitive data.
Firewalls have helped protect computers in large companies for years. Now they're a critical component of home networks as well. What are they protecting you from?
