written 7.1 years ago by
yashbeer
★ 11k
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Symmetric Cipher Model: William Stallings (uses a single secret key for both encryption & decryption)
![[m1-3]](https://i.imgur.com/06lEWIx.jpg)
There are 2 basic building blocks of all encryption techniques.
![[m1-4]](https://i.imgur.com/Wjhg6an.jpg)
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