End-to-end encryption secures data on the user's device and only ever decrypts it on the recipient's device. This means, the data can never be decrypted on the server nor in transit nor on the user's device.

What is end to end encrypted data?

End-to-end encryption (E2EE) is a method of secure communication that prevents third parties from accessing data while it's transferred from one end system or device to another. In E2EE, the data is encrypted on the sender's system or device, and only the intended recipient can decrypt it.

What happens when you reset your end to end encrypted data on Iphone?

Data encrypted with end-to-end encryption is protected by the highest level of security, and includes things like payment info, messages stored in iCloud, health data, and passwords stored in iCloud Keychain. Resetting end-to-end encryption means that specific data wouldn't be available on the new device.