Security of Data on Disk - Computerphile
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Deleting files may not mean they're gone. Even overwriting them isn't safe. Professor Derek McAuley explains.EXTRA BITS - more on Flash/SSD: http://youtu.be/HQWFCDN9VZI Punch Card Programming: http://youtu.be/KG2M4ttzBnY http://www.facebook.com/computerphilehttps://twitter.com/computer_phileThis video was filmed and edited by Sean Riley.Computer Science at the University of Nottingham: http://bit.ly/nottscomputerThanks to Richard Faulkner for the photo of the hard disk being destroyed.Computerphile is a sister project to Brady Haran's Numberphile. See the full list of Brady's video projects at: http://bit.ly/bradychannels
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