You want to learn how to improve your Android applications so that they're secure and robust. You would like to learn about mobile software security and its most important threats and vulnerabilities. You want your users to be satisfied while ensuring that their data is secure and that the application has no bugs. Can you do this easily? What do you need to do in order to achieve this?

This chapter will teach you the basics of software security. We'll begin by teaching you the different security terms that we will use in this book. You'll see the most important threats and vulnerabilities that may affect your application. You'll then learn about secure code design principles, as well as how to test our application for security issues.

In this chapter, we will cover the following topics: