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Note for Cryptography And Network Security - CNS By Som Hgtech

JNTUACEP ·

CSE ·

CNS

note

· 42 Topic

· 31102 View

· 1026 Offline Downloads

· Total Page 247

Uploaded 2 years ago

Topics

Computer Security

2

Security Attacks

3

Security Services

6

Cryptography

16

Substitution Techniques

20

Cryptanalysis

22

Playfair Cipher

23

Polyalphabetic Cipher

25

Transposition Techniques

28

Data Encryption Standard

35

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