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?
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.
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.
The death of Apple's photo-editing software offers lots of new customers to Capture One Pro. Version 8 gets a migration tool, new editing options, and a subscription pricing option.
The New Zealand government constructed a mass surveillance program as part of the 'Five Eyes' international data-sharing network, despite public denial of the surveillance, says Edward Snowden.
Apple's CEO tells Charlie Rose that Apple is not in the business of collecting customers' personal information.
People have put 100 million images into catalogs for the mobile version of Adobe's photo-editing software. It only works on iOS devices now, but Android support should arrive this year.