The former head of the CIA has said "we kill people based on metadata", but as Australia introduces new data retention laws, the country's security chief says he's "not quite sure" what the fuss is about. So what is the truth behind data retention, and why does it matter?
Here is how to wipe your personal data from a mobile device the right way before trading up to a new model.
To learn what the NSA can glean from metadata, Stanford students developed Metaphone, an app that analyzes phone records. How sensitive was the uncovered info? CNET's Sumi Das reports.
Make sure you're not communicating more than you intend to when sharing files and uploading images by excising some of the data about your data.
A study conducted by Stanford University graduate students has demonstrated that a lot of personal information can be gleaned just based on the phone calls you make.
After reviewing Pixelmator for iPad, I wanted to see how it stacked up against its biggest competitors in the photo-editing category.
Apple pulled the plug on Aperture in June. Now Adobe offers a way to slurp photos into its competing Lightroom software.
Dot-com? How quaint. A smorgasbord of new Net domains has arrived, with hundreds more on the way. There's opportunity aplenty, but lots of trademark hassles, too.
A "warrant canary" stating that Apple has "never received an order" under the Patriot Act is missing from its latest two reports -- suggesting such demands have been made.
If BitTorrent succeeds with its encrypted, decentralized app, it would enshroud a previously open form of messaging in a hard-to-break bubble of privacy.