Note: At circa 8mins, the animation does not show how the ‘salt’ is also stored in the database alongside the username.
Hashing Algorithms and Security: http://youtu.be/b4b8ktEV4Bg
Security of Data on Disk: http://youtu.be/4SSSMi4X_mA
More from Tom Scott: http://www.youtube.com/user/enyay and https://twitter.com/tomscott
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This video was filmed and edited by Sean Riley.
Computerphile is a sister project to Brady Haran’s Numberphile. See the full list of Brady’s video projects at: http://bit.ly/bradychannels