Are you trying to related to this header, or are you setting up a new MDM server ? AppleID Auth Part 1 - vtky's github.io
During this handshake, the client device and Apple's servers exchange multiple custom HTTP headers to negotiate a session key. x-apple-i-md-m
If you are seeing in your logs or developer console, you are likely looking at a low-level authentication header. Are you trying to related to this header,
Disclaimer: This header is part of an undocumented, internal API. The specific implementation details may change with iOS/macOS updates without notice. Disclaimer: This header is part of an undocumented,
In essence, x-apple-i-md-m is the machine's long-term identity credential, while x-apple-i-md is the session-based proof that the machine is currently in control of that identity.
Ensures the request originates from a trusted Apple device or a provisioned Windows PC.