Which extended attributes does macOS Tahoe preserve?

https://fed.brid.gy/r/https://eclecticlight.co/2025/12/17/which-extended-attributes-does-macos-tahoe-preserve/

I'm a dork.
I like #mpv. That's not why I'm a dork, but...

I just compared instances of mpv.conf in my home directory. I checked where each one stored watch_later data. For all the ones that were identical settings, I made them hard links with an extended attribute specifying the watch_later data location.

I know they could have been symlinks, I just think hard links are neat because each one "contains" the data. Also extended attributes!

#HardLinks #ExtendedAttributes #Linux

Explainer: Data and metadata

https://fed.brid.gy/r/https://eclecticlight.co/2025/11/22/explainer-data-and-metadata/

M4shl3 published a nice summary about Apple’s extended attributes and how to understand them.

https://hackmd.io/@M4shl3/xattr?utm_source=preview-mode&utm_medium=rec

Have a look , OP has also other interesting articles. Will add them to the Awesome Apple Security List shortly:
https://github.com/BlackSquirrelz/awesome-apple-security

#macos #apple #extendedattributes #cyber #security

com.apple.provenance: Neue „Extended Attributes“ in macOS Ventura

Apples Extended Attributes waren bei uns schon mehrfach Thema. Bei den Metainformationen, die Apples Mac-Betriebssystem beliebigen Dateien mit auf den Weg geben kann, handelt es sich um eindeutige Zusatzinformationen, die im Terminal oder über kleine Hilfs-Downloads wie die Freeware xattred von Howard Oakley eingesehen werden können. Aus den Extended Attributes geht etwa hervor, ob eine […]

https://www.ifun.de/com-apple-provenance-neue-extended-attributes-in-macos-ventura-206396/

#Apple #ExtendedAttributes #quarantine