Signal Blog company blog
Technology preview: Private contact discovery for Signal
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...
- Points
- 472
- HN comments
- 194
- Submissions
- 2
- Cited by
- 78 commenters
Security & PrivacyNetworking & Internet2017
On Hacker News
| Submitted | Title on HN | Points | Comments |
|---|---|---|---|
| Sep 26, 2017 | Technology preview: Private contact discovery for Signal by stablemap | 472 | 158 |
| Feb 27, 2021 | Private contact discovery for Signal (2017) by tchalla | 54 | 36 |
Cited in comments
Linked from 94 Hacker News comments by 78 different people, from Oct 2017 to Oct 2026.
Most recent:
- fwn · Oct 31, 2026
- dgroshev · Jun 9, 2026
- Cider9986 · May 9, 2026
- pelzatessa · Mar 23, 2026
- OneDeuxTriSeiGo · Jan 27, 2026
- GranPC · Dec 15, 2025
