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Hybrid Cipher encryption Plain Text Key Cipher Text Key Plain Text IV Hybrid Cipher decryption Hybrid Cipher Note: IV used in encryption is not used in.

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Presentation on theme: "Hybrid Cipher encryption Plain Text Key Cipher Text Key Plain Text IV Hybrid Cipher decryption Hybrid Cipher Note: IV used in encryption is not used in."— Presentation transcript:

1 Hybrid Cipher encryption Plain Text Key Cipher Text Key Plain Text IV Hybrid Cipher decryption Hybrid Cipher Note: IV used in encryption is not used in decryption

2 Features Initialization Vector (IV) necessary only in Encryption Hash Integration Ciphertext Length Variation for same plaintext Customizability Secure Watermarking Tamperproof Adaptability Choice of core encryption engines

3 Hybrid Cipher Schema Similar process is used in Decryption Pseudo-random generator is not required during decryption AES or any other cipher can be used in the “Cipher” block Use of IV is not shown in this high level detail Plain Text Break up Into varying length blocks Adjust for cipher block size Dynamic Mixing Cipher Hash Pseudo-random generator Dynamic Mixing Cipher Text

4 Hash distribution with AES Each set of rows represent cipher text distribution and cipher bytes in Hex cc = cipher text bytes from AES for the same plain text bytes hh = hash bytes distribution xx = random bytes distribution

5 Hash distribution with VM Each set of rows represent cipher text distribution and cipher bytes in Hex cc = cipher text bytes from VM for the same plain text bytes hh = hash bytes distribution xx = random bytes distribution

6 Cipher text length variations with AES Varying cipher text lengths in this column

7 Cipher text length variations with VM Varying cipher text lengths in this column


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