Important data can be stored and concealed quite easily in ordinary plastic using 3D printers and terahertz radiation, scientists show. Holography can be done quite easily: A 3D printer can be used to ...
Molecules like DNA are capable of storing large amounts of data without requiring an energy source, but accessing this molecular data is expensive and time-consuming. Researchers have developed an ...
Messages encrypted with the Pretty Good Privacy algorithm could fall prey to a technique that fools senders into decoding their own secret messages, according to ...
Molecules like DNA are capable of storing large amounts of data without requiring an energy source, but accessing this molecular data is expensive and time consuming. Publishing May 16 in the Cell ...
A study of more than two million images downloaded from eBay auctions appears to show little evidence that terrorists--or indeed anybody else--is using the images to hide encoded messages. The study, ...
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