Dieser Artikel ist auch auf Deutsch erschienen. tl;dr: Every time you open the invite tab, clubhouse uploads all the phone numbers from your address book. Clubhouse is currently invite-only, which is probably part of the current hype. To invite someone you have to give Clubhouse access to your address book. This has been criticized several times. There has been a lot of discussion about how Clubhouse uses this address book data. We took a look and document how clubhouse currently uses the dat...| zerforschung.org
At Signal, we’ve been thinking about the difficulty of private contact discovery for a long time. We’ve been working on strategies to improve our current design, and today we’ve published a new private contact discovery service. Using this service, Signal clients will be able to efficiently and s...| Signal Messenger