10 Tips to Stay Safe on Public Wi-Fi

When you access the Internet at any of the world’s 6 million public Wi-Fi hot spots — at airports, parks, businesses, hotels, wherever — assume that anything you are sending or receiving is up for grabs: your emails, photos, files, passwords, credit card numbers. According to some estimates, up to 95 percent of public hot spots are insecure because their wireless networks do not encrypt users’ Web traffic. Without encryption, which scrambles data so it’s not accessible to others, eavesdroppers …

Watch Your Wi-Fi! Most Devout Users Are Clueless About Risks, AARP Finds

Although some 84 percent of American adults who use the Internet access it on a daily basis, new AARP research finds that many continue to engage in risky online behaviors — especially at free Wi-Fi hot spots that are potential hotbeds for computer hacking. While a quarter of the 800 adults surveyed for the new report said they use free public Wi-Fi at least weekly, most are clueless about the potential risks. And nearly half of the respondents flunked a …

How to (Really) Erase Data From Old Smartphones

Whether you’re eyeing the new iPhone 6 or another smartphone, to help prevent identity theft, you should remove all data stored on the device you’re trading, selling or recycling. >> 9 Nasty Things to Throw Away Today But it takes more than simply hitting delete or restoring your old phone to its factory settings. To prove it, the folks at antivirus software maker Avast recently bought 20 used Android smartphones on eBay. All purchased phones were supposedly clean of the sellers’ data, …

Vicious New Malware Steals Files Forever

It’s always a good idea to back up your computer files. But now, it’s a great idea. An especially nasty form of “ransomware” – known as CryptoLocker – was recently discovered that puts computer users at risk of losing their files forever. Sign up for the AARP Money Matters newsletter In most forms of ransomware, infected computers freeze up and are essentially held hostage until a ransom is paid. One common scheme: False messages claiming to be from the FBI, accusing you …