[nonamepcbrand1]

https://dropbox.tech/security/end-to-end-encryption-for-drop...

dropbox has been mentioned in the article and I think the author is drinking kool-aid and throwing random facts

[kientuong114]

Dropbox introduced this feature in April 2024 [1]. The CCS deadline was just a couple of days later; there was no chance of analyzing it meaningfully before then.

[1] https://blog.dropbox.com/topics/company/new-solutions-to-sec...

[tptacek]

It's not an article, it's an academic paper, and Dropbox isn't one of the targets.