When NSA whistle-blower Edward Snowden first emailed Glenn Greenwald, he insisted on using email encryption software called PGP for all communications. But this month, we learned that Snowden used another technology to keep his communications out of the NSA’s prying eyes. It’s called Tails. And naturally, nobody knows exactly who created it.
Tails is a kind of computer-in-a-box. You install it on a DVD or USB drive, boot up the computer from the drive and, voila,
Tails is a version of the Linux operating system optimized for anonymity