Symmetric Cipher Model

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written 7.1 years ago by

swatisharma • 1.4k

“The process of covering from plaintext to ciphertext is called Encryption, restoring the plaintext from ciphertext is known as Decryption "

Symmetric Cipher Model: (uses a single secret key for both encryption & decryption)

[m1-3]

Where,

K= Secret Key

X = Plaintext/Message

Ciphertext Y = E(X,K)

Decrypted/Plaintext X = D(Y,K) …

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