Apple's end-to-end encrypted messaging service. Works between any Apple devices. Content is encrypted in the Secure Enclave and never visible to Apple or to MDM operators. On the Kosher iPhone, iMessage works normally — the MDM does not and cannot intercept messages.
Related terms
This term is connected to the broader supervised iPhone ecosystem. See the [full glossary](/glossary/) or return to [how it works](/how-it-works) for context.