You should also know that the new emojis will be available on all Apple OS: "The new emoji will debut in next week's developer and public beta previews of iOS 11.1, and will be available in upcoming software updates for iOS, macOS and watchOS".
"The new emoji are created to reveal every detail and adapted from approved characters in Unicode 10. iOS 11.1 will also include characters announced on World Emoji Day like Woman with Headscarf, Bearded Person, Breastfeeding, Zombie, Person in Lotus Position and new food items such as Sandwich and Coconut".
This is a bug fix update and focuses on two main issues. He also notes that any developer can add such a prompt with just 30 lines of code.
The release notes go on to say that non-genuine replacement displays "may have compromised visual quality and may fail to work correctly".
The later was specifically aimed at iPhone 62 owners who have repaired screens with non-genuine Apple service parts.
In a proof of concept attack that Krause concocted, he showed that an attacker could easily create a faux version of Apple's login screen popup and use it to record the login information of iOS users. With the new update comes an option for users that they can downgrade back to a previous version of iOS that is now being signed.
There are still more major updates to come in iOS 11. Apple is now beta-testing iOS 11.1, which will be released later this fall. The update has already been released to developers and public testers.
Apple iOS asks for your iTunes account password for various reasons, be it OS updates, for purchases, changing your device pin, etc.