A case of Big Brother watching?
Over the years, there’s been talk on and off about a technology called Deep Packet Inspection, but apart from sounding like the title of sysadmin-themed porn, why should you care?
Technically, DPI is what happens when an ISP looks past the headers, or metadata, of the packets that carry information all around the Internet and into the content. On its own, looking doesn’t hamper the Internet, but only that packet header is required by the machines that need to pump the cats through the series of tubes.
Note: This column originally appeared in the February 2013 issue of the magazine.