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Published byMckenna Dodge Modified over 3 years ago

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SE 441 INFORMATION SYSTEMS SECURITY Early Ciphers

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Early Ciphers: Atbash Plaintext: MALTEPE Ciphertext: NZOGVKV

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Early Ciphers: Pigpen Plaintext: sadi evren seker Ciphertext:

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Early Ciphers: Vigenere

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Plaintext: MALTEPE Key: HUSEYIN Ciphertext: TUDXCXR

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Early Ciphers: Polybius m, 3th row and 2nd column –> 32 a, 1st row and 1st column –> 11 l, 3th row and 1st column –> 31 t, 4th row and 4th column –> 44 e, 1st row and 5th column –> 15 p, 3th row and 5th column –> 35 e, 1st row and 5th column –> 15 maltepe = 32113144153515

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