Okay, you know you have to have it: security software. The Web is crawling with baddies: viruses, Trojans and worms; and even though you never visit “high-risk” websites, you’re still at risk from those unscrupulous vendors that put out deceptive software or peddle aggressive adware. Sometimes all it takes is a seemingly reputable download from a d fraud, and sometimes all it takes is a stray link or email attachment from a friend whose computer has been hijacked.
The point it, you need security, but some of the terms are confusing. What’s the difference between anti-spyware software and anti-virus? Why do you need both? And importantly, where do you get it?
When making a competent security net for your home computer or home network, there are three essential security components you need: a firewall, anti-spyware software, and anti-virus software.
A firewall is a piece of software that runs continually in the background when your computer’s on. It acts as a filter or “checkpoint” for the data coming into your computer from the Web. Firewalls maintain a list of known bad-guys, including individual pieces of software and websites that are known to be harmful. If either of these targets tries to get into a computer, the firewall will block it. Continue reading