Intelius is another service that provides reverse phone lookup services, and it can identify landlines, mobile numbers and ...

Checking the IMEI Number One of the most reliable ways to check if your phone is unlocked is by using its International Mobile Equipment Identity (IMEI) number.

IMEI numbers are important for security and identification purposes, and you can easily check IMEI numbers on iPhone and Android devices alike. Here's a quick guide on how to do it.

A Facebook breach affecting 533 million users prompted the security analyst who runs "Have I been pwned" to let people search for their phone number.