Network Security- An Introduction - Dr.S. Raja shree

This video provides an introduction about network security. Initially it describes the need for networksecurity with real world example, the security features desired by the sender and receiver and the capabilities of attackers. Next it explains in detail about what is network security and discussed about some of the security components. This video also covers some classical encryption techquies includes some of the basic terminologies of cryptography and cryptanalytic attacks. This video illustrates the types of encryption based on message and based on key. #sist #sathyabama #networksecurity #network #security #cryptography #attacks #encryption #symmetric #asymmetric