Although auction and classifieds web sites make it easy to buy and sell goods, scam artists are lurking, trying to dupe the unsuspecting. Here's how to avoid getting caught in a World Wide Web of cons.
Getting wireless Internet access in public places is catching on. But wireless access -- known as Wi-Fi or hot spots -- comes with security risks. Here's how Wi-Fi works and how to take advantage of it while you're out and about with your family laptop.
