SSH

Question 1

Give an overview of the SSH protocol

Answer 1

Identification string exchange
Algorithm negotiation
Key exchange
Service request

Question 2

What is used to establish a master key between the server and client in SSH?

Answer 2

Diffie-Hellman

Question 3

What are the three ways a client can authenticate itself to the server in SSH?

Answer 3

Client signs its public key and sends it to the server
Password
Host based - The client sends a message signed by the host