5.3. HOW TO TAKE ADVANTAGE OF THE KEYCHAIN

The Keychain Services API is conceptually the same on both Mac and iPhone; however, the functions available on each platform are different. In this section the Mac interface is explored. The iPhone version is discussed in the section "Keychain on the iPhone."

The different classes of data that can be stored on the keychain are used in different circumstances. This exploration of Keychain Services will look at each class separately, focusing on the tasks appropriate to each type of confidential item.