Scientists have unveiled a new approach to ultra-secure communication that could make quantum encryption simpler and more efficient than ever before. By harnessing a 19th-century optics phenomenon ...

Just because you have antivirus software installed on your PC doesn't mean a zero-day Trojan can't steal your personal data. The top encryption software keeps you safe from malware (and the NSA). When ...

More than 40% of Americans are paying for subscriptions they forgot about, according to data from C+R Research. The average cost of these "ghost" subscriptions is $17 per month — or more than $200 per ...

These are the top private messaging services we've tested to keep your conversations confidential from advertisers, governments, and any other prying eyes. I review privacy tools like hardware ...

A new anonymity scheme has been presented by experts that provides strong security guarantees but uses bandwidth much more efficiently than its predecessors. In experiments, the researchers' system ...