1 What is a one-way function?
2 What is a trap-door one-way function?
3 Describe in general terms an efficient procedure for picking a prime number.
4 Briefly explain Diffie-Hellman key exchange.
5 What is an elliptic curve?
1 What is the difference between an index and a discrete logarithm?
2 What are the principal elements of a public-key cryptosystem?
3 What are the roles of the public and private key?
4 What are three broad categories of applications of public-key cryptosystems?
5 What requirements must a public-key cryptosystems fulfill to be a secure algorithm?