[neiljohnson]

> Also: they are fairly old by now, and most complaints that have merit have been addressed.

This blog post goes into more detail https://matrix.org/blog/2019/06/30/tightening-up-privacy-in-...

[Arathorn]

Yeah, sadly the ‘research paper’ wasn’t updated after we fixed the issues it highlighted; see also https://matrix.org/blog/2019/09/27/privacy-improvements-in-s...