LONDON — Smartphones are useful tools for everyday life, but they’re privy to nearly everything about you, including all the places you’ve been — if you let them. When you use a map app to find the ...

Is your Wi-Fi connection slower than usual even though you're the only one using it? What if someone else managed to connect without your permission? Here's how to find out if someone is connecting to ...

Whether it’s a smart TV, laptop, or coffee machine, more and more devices are using our Wi-Fi. An unpleasant side effect of this digital diversity: stowaways on the domestic data highway are sometimes ...

Smartphones are useful tools for everyday life, but they're privy to nearly everything about you, including all the places ...