Changes

Any apps that are to be installed on a physical iPhone device must first be signed using an iOS Development Certificate. In order to generate a certificate the first step is to generate a Certificate Signing Request (CSR). Begin this process by opening the Keychain Access tool on your Mac system. This tool can be found in the ''Applications -> Utilities folder''. Once launched, the Keychain Access main window will appear as follows:

[[Image:KeychainPreferences.png|The Mac OS X Keychain Access Preferences window]]