Simple answer: they don’t. You’ve actually got one set of keys for each device you add to iCloud, and each iMessage is encrypted independently for each device.
Are iMessages encrypted over public WiFi?
Simple answer: they don’t. You’ve actually got one set of keys for each device you add to iCloud, and each iMessage is encrypted independently for each device.
Can iMessages be intercepted over Wi-Fi?
The initial contact for iMessage is initiated via normal SMS, and does not travel through the wifi network.
Is iMessage over Wi-Fi or cellular?
iMessage is an internet messaging service. You need an internet connection which can be cellular or wifi. With an android cell, I didn’t need a data plan to send a text message and it was free.
Is iPhone Wi-Fi encrypted?
All Apple platforms support industry-standard Wi-Fi authentication and encryption protocols, to provide authenticated access and confidentiality when connecting to the following secure wireless networks: WPA2 Personal. WPA2 Enterprise.