Crytography and Network Security Notes JNTU – CNS Notes JNTU of Total Complete Notes
Please find the download links of Crytography and Network Security Notes JNTU | CNS Notes JNTU are listed below:
Attacks, Services and Mechanisms,Important Features of Security.
Network Security Model,Cryptography,Basic Concepts,Encryption and Decryption.
Security,History,Classical Cryptographic Techniques.
Key Management,Attacks,Possible Attacks.Steganography,Caesar Cipher.
Mathematical Model,Character Frequencies,Letter Frequency Analysis.
Modular Arithmetic Cipher,
Letter Frequency Analysis:Single Letter, Double Letter,Triple Letter.
Playfair Cipher:Use filler letter to separate repeated letters,Encrypt two letters together.
Analysis:Difficult to use frequency analysis,But vulnerable to known-plaintext attack.
Polyalphabetic Substitution and for more please download the above PDF file.