Managing Public and Private Keys Question & Answer

In the four multiple choice questions below, please take some time to determine which of the proper keys should be inserted into the boxes provided to achieve the desired security property.

Answer each of the questions by selecting the best key choice to be used in the following set-up, where the key selected would be inserted into the diagram in the box, as shown below:

Students should read the Background Description of Alice, Bob, and Amazon.com. Alice and Bob are two people who wish to communicate using email that is secured using public key cryptography. Alice and Bob also wish to use their browsers to buy items securely from Amazon.com. Students will be asked in this project to select the correct combinations of keys and certificates to meet these message exchange and browser/eCommerce objectives.