1. Airdrop an item to your Mac.
2. Run 'mdls [file]' to see associated metadata
3. Copy the file, run 'mdls [file]' again - open it locally or even in a macOS VM - you'll see that your name and phone name is copied with the file!
https://eforensicsmag.com/airdrop-forensics-by-kinga-kieczko...