Even stronger security.
The enterprise-grade security technologies built into iOS are even more powerful in iOS 8. We’ve expanded data protection to more apps and enabled finer control over mail encryption.
Expanded data protection.
In addition to Mail and third-party apps, the Calendar, Contacts, Reminders, Notes and Messages apps are protected with a passcode until after the device is unlocked following a reboot.
S/MIME controls per message.
S/MIME users can choose to sign and encrypt individual messages for greater control over the security of mail messages.