Cryptography And Network Security Atul Kahate Ppt ((free)) Jun 2026

Illustrate hashing a message, encrypting the hash with the sender's private key, and verifying it at the receiver's end using the sender's public key.

Trigger destructive actions upon specific conditions. Packet filtering: Inspects headers based on IP and ports.

A modern, efficient, and highly secure successor to DES. 4. Asymmetric Key Cryptography (Public Key Encryption) cryptography and network security atul kahate ppt

Confidentiality, Integrity, and Availability.

Examples of symmetric key algorithms:

Beyond encryption, Kahate covers methods to verify the sender and the message:

Digital signatures bind an identity to a document. Illustrate hashing a message, encrypting the hash with

Rail Fence Cipher, Row Transposition.

Distinguish clearly between active and passive attacks. Speaker Notes & Presentation Delivery Tips A modern, efficient, and highly secure successor to DES

Encrypts entire IP packet inside new outer packet. Module 8: System Security Malicious Software Viruses: Require host files to replicate across storage.

Provides source authentication and absolute data integrity.