The Melbourne Shuffle (image) Brown University Caption Encryption might not be enough for all that data stored in the cloud. An analysis of usage patterns -- which files are accessed and when -- can give away secrets as well. Computer scientists at Brown have developed an algorithm to sweep away those digital footprints. It's a complicated series of dance-like moves they call the Melbourne Shuffle. Credit Tamassia Lab / Brown University Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.