Techniques used to break ciphers and gain access to encrypted information. 3. Symmetric Key Cryptography (Block & Stream Ciphers)
Guaranteeing that information is not altered, modified, or deleted during transit without detection.
: Protecting data from unauthorized modification during transit. cryptography and network security atul kahate ppt
Intruders, viruses, and periphery security. Presentation & Study Resources
Authentication Header (AH) and Encapsulating Security Payload (ESP) in both transport and tunnel modes. Techniques used to break ciphers and gain access
Explain the difference between Electronic Codebook (ECB) mode and Cipher Block Chaining (CBC) mode. Why is ECB considered insecure for structured data images?
Standard architecture for implementing Virtual Private Networks (VPNs). Presenter Script: or deleted during transit without detection.
The final sections of focus on applying these concepts to real-world network protocols. Authentication Applications: Kerberos.
Preventing a sender or receiver from denying that they sent or received a specific message. 2. Conventional Encryption and Symmetric Key Cryptography