Building a Secure Messaging Utility

Now that you know how to export and import keys between users, it's time to see how you can make these processes work. To do so, you'll build a messaging application that can go through all the motions, performing the key creation, export, and import, all by itself, or with another copy of itself. To see this all working as it should, you will be able to run two copies of the application you are going to build on the same computer, but you really should run them on different machines connected over a network.

In the following sections, you'll learn how to do the following:

  • Modify the crypto class that you started in the preceding chapter, adding the capability to open or generate a public/private key pair, ...

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