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os_exchange_SMIME_encryption_per_message_disable Disable Encryption Selection Option per Mail Message

NIST macOS Security Compliance Project iOS 26 Guidance, Revision 3.0 (6262df0)
All changes in this version
first version loaded iOS/iPadOS

Title

Disable Encryption Selection Option per Mail Message

Discussion

The iOS device needs some specific configurations for the Exchange setup to meet the minimum requirements.

The user _MUST_ not be enabled to have the option to decide wether to encrypt a mail communication. Encryption _MUST_ be the default.

Fix

This is implemented by a Configuration Profile