Network Security Lecture/ Caesar Cipher (Decryption) Implementation with Matlab

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Cryptographic techniques are the art of converting the plaintext (interpreted text) into ciphertext (uninterpreted text) by using means of letter substitution or/ and transposition.
In this video , an introduction and design of cryptography system based on Caesar cipher (Decryption side) has been implemented with Matlab software. Caesar cipher is one of the oldest cryptographic techniques that used, which operate based on English letter shift.
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Hello can you provide me rot-13 encryption/decryption code for both upper and lower case for matlab?

arunachhatkuli
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