1) Asymmetric encryption 2) Explain the public key - private key system 3) What is PKI (public key infrastructure) and how does it work. 4) What is a digital signature and what is it used for 5) What is a one way hash and what is it used for? What two purposes does it serve? 6) Describe the process, step by step, for a bank transaction that uses PKI and digital signatures. 7) Describe an IPsec VPN and how it works.

This paper has to be written from the perspective of an IT Security professional writing to a non technical upper level manager. So you will have to explain everything with details.