Transport Layer Security (TLS) provides session security for connections over the Internet.

i. Describe how the TLS handshake protocol can be used to deliver a secure session key for symmetric encryption using TLS record protocol.

ii. Why isnt public key encryption used to encrypt the entire session?

iii. If an organised criminal group (ocg) stole the private key for the web server, describe one possible attack that the ocg could execute, and how the system administrators should respond to the attack.