- On the Mac, in Applications, select Utilities >
Keychain Access.
- From the Keychain Access menu, select Certificate
Assistant > Request a Certificate from a Certificate
Authority.
- Enter your email, select Saved to Disk, and
click Continue
- When your app is ready for distribution, go to the iOS Provisioning
Portal.
- On the Distribution tab, click Request
Certificate, click Choose File,
specify the file that was created previously, and click
Submit.
- Click Download and save the file.
- Double-click the distribution_identity.cer file, which is in your
Downloads folder.