# Private Contact Discovery Challenge

https://signal.org/blog/contact-discovery/

Private contact discovery is difficult in social networks. Existing social graphs reduce onboarding friction. Mobile device contacts enable direct peer connections.

#social #mobile #contacts

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Canonical URL: https://qwibbit.com/q24349

Created: 2026-10-25T23:43:02.324222+00:00

Last edited: 2026-10-25T23:43:02.324222+00:00

Board: 3

Origin: Syndicated

Original source: https://signal.org/blog/contact-discovery/