Any apps that are to be installed on a physical iPad 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:
Within the Keychain Access utility, perform the following steps:
1. Select the Keychain Access -> Preferences menu and select Certificates in the resulting dialog.
2. Within the Preferences dialog make sure that the online Certificate Status Protocol (OCPS) and Certificate Revocation List (CRL) settings are both set to Off, then close the dialog.
3. Select the Keychain Access -> Certificate Assistant -> Request a Certificate from a Certificate Authority… menu option and enter your email and name exactly as registered with the iOS Developer Program. Leave the CA Email Address field blank and select the Saved to Disk and Let me specify key pair information options .
4. Clicking the Continue button will prompt for a file and location into which the CSR is to be saved. Either accept the default settings, or enter alternative information as desired at which point the Key Pair Information.
5. Verify that the 2048 bits key size and RSA algorithm are selected before clicking on the Continue button. The certificate request will be created in the file previously specified and the Conclusion screen displayed.
Within the Keychain Access utility, perform the following steps:
1. Select the Keychain Access -> Preferences menu and select Certificates in the resulting dialog.
2. Within the Preferences dialog make sure that the online Certificate Status Protocol (OCPS) and Certificate Revocation List (CRL) settings are both set to Off, then close the dialog.
3. Select the Keychain Access -> Certificate Assistant -> Request a Certificate from a Certificate Authority… menu option and enter your email and name exactly as registered with the iOS Developer Program. Leave the CA Email Address field blank and select the Saved to Disk and Let me specify key pair information options .
4. Clicking the Continue button will prompt for a file and location into which the CSR is to be saved. Either accept the default settings, or enter alternative information as desired at which point the Key Pair Information.
5. Verify that the 2048 bits key size and RSA algorithm are selected before clicking on the Continue button. The certificate request will be created in the file previously specified and the Conclusion screen displayed.
note:do not Click Done to dismiss the Certificate Assistant window.
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