How Modern Web Encryption Protects Your Data ๐ (SP Networks Explained)
Discover how substitution-permutation networks form the foundation of almost all modern symmetric encryption. Dr. Mike Pound breaks down the secrets behind secure web communication.

Computerphile
247.5K views โข Aug 14, 2019

About this video
Substitution-permutation networks are the basis for almost all modern symmetric cryptography. Dr Mike Pound explains.
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This video was filmed and edited by Sean Riley.
Computer Science at the University of Nottingham: https://bit.ly/nottscomputer
Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com
https://www.facebook.com/computerphile
https://twitter.com/computer_phile
This video was filmed and edited by Sean Riley.
Computer Science at the University of Nottingham: https://bit.ly/nottscomputer
Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com
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Video Information
Views
247.5K
Likes
8.6K
Duration
12:19
Published
Aug 14, 2019
User Reviews
4.7
(49)