1. you are the information security officer at a medium sized company. the cio has asked you to explain why you recommend using commerical pkis rather than implementing such a capability in house with the software developers you already have. write three succinct sentences that would get your point across and address three key issues.

2. Imagine you are a web developer for a small locally owned business. Explain when using HTTP would be satisfactory and why, explain when you would use HTTPS and why.

3.explain by applying both asymmetric and symmetric encryption, your browser uses TLS to protect the privacy of the information passing between your browser and web server.

4. Is is well understood that asymmetric encryption consumes more computing resources than symmetric encryption. Explain how PGP uses both asymmetric and symmetric encryption to be both secure and efficient.