Summary
This chapter covered using Keychain to secure small amounts of app data. The sample app covered setting and checking a PIN number for access to an app on launch. It also covered the storage and retrieval of multiple fields of credit card data.
Keychain and data security is a large topic, and this chapter merely touches the tip of the iceberg. The development community is also seeking security professionals, especially in the mobile marketplace. Keychain is an exciting and vast topic that should now be much less intimidating. Hopefully this introduction to securing data with Keychain will set you as a developer down a path of conscious computer security and prevent yet another story in the news about the loss of confidential information ...
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