Ahh, interesting to read about the technique, thanks for the link. For anyone else curious, here’s a TLDR quote:
In 2021, researchers at Germany’s Technical University of Darmstadt reported that they had devised practical ways to crack what Apple calls the identity hashes used to conceal identities while AirDrop determines if a nearby person is in the contacts of another. One of the researchers’ attack methods relies on rainbow tables.
Some companies end their fiscal year at the end of January, i.e. FY23 ends January 31, 2024.