Entries by Robert Siciliano

What is the Signaling System No. 7 Network?

The iPhone has a vulnerability called the Signaling System 7 (SS7) that allows crooks to hack into the device. This was demonstrated on a recent “60 Minutes” episode in which a U.S. congressman (with his permission) had his iPhone hacked by German cybersecurity experts. The white-hat hackers got his phone number and eavesdropped on the…

Mobile SIMs Hacks Cause Concern

A crook can steal your identity by taking control of your wireless phone account—by pretending to be you in person at the mobile store. The villain can then buy pricey mobiles and sell them—and guess who gets the bill but not the profit. Symptoms of Hijacked Account Suddenly losing service Your carrier says you went…

How to digitally detox on Vacation

Many years ago when you were on vacation, before Facebook, Instagram and Twitter were invented (assuming you were an adult then), you had a great time, right? You weren’t “connected,” because there was no social media to be connected with. If today you can’t imagine being disconnected from social media while on vacation, ask yourself…

Predators use Emojis to target Kids

Who’d ever think those silly little yellow circular faces and other such cyber symbols would become such a worldwide smash? I’m talking about emoticons, also known as emojis. Five years ago Apple put an emoji keyboard on its mobile devices. Six billion of these doggone things are sent every day. But a story at kdvr.com…

Another Successful Ransomware Attack

Ransomware thieves sure know how to pick their victims—institutions that store loads of highly critical data that they need on a daily basis, that without—even just 24 hours without—can have crippling effects. This form of cybercrime is growing by leaps and bounds. Recently a ransomware attacker struck the network of the University of Calgary. An…

You need Two-Factor Verification for your Amazon Account

If you have a strong password for your Amazon account, you may still want to consider beefing up the security with two-factor verification (or authentication), which will prevent a thief from accessing your account (which is possible if he gets ahold of your password and username somehow). Log onto your Amazon account. Have your mobile…

Fake Realtor scams Children and their Parents

Ever peruse Craigslist for a new home? Nothing against Craigslist for doing that, but that’s where Coty Houston and David Yost happened to find a very alluring four-bed home for sale; looked perfect for their five young kids. Then they all got squashed by a bomb: The man who sold it to them was not…

Beware of these 4Scams

IRS The e-mail (or phone call) says you owe money; if you don’t pay it immediately, you’ll be put in jail or fined.The scammer may know the last four digits of the victim’s Social Security number. Caller ID will be spoofed to look like the call is from the IRS. The e-mail will include an…