Attributed metadata history
Up to 100 retained publisher events per page for 437b663d426efca6bfeccd024d8de2da9c2ccf90f1bfca9a34609cb17d139ea4. Withdrawals and unavailable references remain attributed to their publishers.
intelligence_src_1b0ea7addf33a18b0f
observed · 2026-10-12 07:04:03 UTC
available
Fingerprint: 273adc0db8237e70203d21aff53eca79bd9af8492c226f8aa2852203f63916a1
intelligence_src_1b0ea7addf33a18b0f
observed · 2026-10-12 07:04:03 UTC
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 scalably determine whether the contacts in their address book are Signal users without revealing the contacts in their address book to the Signal service. Read more...
Fingerprint: 3027e3050902ec06ee2718b7c96592764a6328e7ef41fa7c3856ac784400e985