On Tue, Dec 11, 2007 at 01:47:50PM +0000, Andy Farnell wrote:
In a sci-fi story I once read, an inventor creates a device that can listen into the past by recovering long passed conversations from the thermal heat in a building.
The author has totally slipped my mind. Does anyone remember this story and who wrote it?
I don't know the answer to that question but I do know that this sounds very similar to a real-world side band attack where you can determine someone's pin-number or password by statistical analysis of the thermal decay happening on each key where their fingers pressed after they have left.
Van Eckings,
Chris.
------------------- http://mccormick.cx
On Mon, Dec 10, 2007 at 09:52:30PM -0500, Chris McCormick wrote:
On Tue, Dec 11, 2007 at 01:47:50PM +0000, Andy Farnell wrote:
In a sci-fi story I once read, an inventor creates a device that can listen into the past by recovering long passed conversations from the thermal heat in a building.
The author has totally slipped my mind. Does anyone remember this story and who wrote it?
I don't know the answer to that question but I do know that this sounds very similar to a real-world side band attack where you can determine someone's pin-number or password by statistical analysis of the thermal decay happening on each key where their fingers pressed after they have left.
http://lcamtuf.coredump.cx/tsafe/
havephun m