The Immigrations and Customs Enforcement agency has been in the midst of a particularly large crackdown on immigrants.

For state-run intelligence operations, spyware use is usually targeted on a specific target. Sometimes just picking up a call on your smartphone can be enough to get a spyware infection.

Spyware is a broad category of malware designed to secretly observe activity on a device and send those observations to a snooper. It is used by everyone from nation states to jealous spouses.

Follow this expert advice to keep the malicious software known as spyware far from your computer, smartphone, and other trusted devices.

How do you know if someone is using a spy app on your phone? Be on the lookout for these signs that spyware might have been added to your iPhone: The battery drains quickly and overheats.

Domestic investment in spyware is undermining national security at all levels of society. Spyware—malicious software used to surveil individuals and organizations—poses a rapidly growing ...

Spies are more akin to great psychiatrists than action heroes. But the tactics that they use are very useful—and fascinating.

But an HBO original documentary, “Surveilled,” says some governments use commercial spyware to monitor their own citizens.

The market for commercial spyware — which allows governments to invade mobile phones and vacuum up data — is booming. Even the U.S. government is using it.

The FBI came very close to using commercial spyware to aid in its domestic criminal investigations, the New York Times has reported. The spyware was developed by the NSO Group, the notorious ...