Signal Privacy Report 2026: Gold Standard for Private Messaging
Signal represents the privacy benchmark for messaging. End-to-end encryption by default, minimal data collection, open-source protocol, and a non-profit model create the strongest privacy posture of any major messaging platform.
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Third-Party Data Sharing
- none by design
- Twilio (SMS verification only)
- cloud hosting (message relay only)
Data Retention Policy
Messages stored only on user devices; server retains only registration date and last connection date; message content never stored on Signal servers
Privacy Analysis
This privacy report evaluates Signal's data handling practices based on publicly available privacy policies, terms of service, regulatory filings, and third-party audits. The privacy score of 95/100 reflects the company's overall approach to data minimization, consent management, transparency, and user control over personal information.
Key factors affecting the score include the breadth of data collection (5 data categories identified), the number of third-party data sharing arrangements (3 partners), compliance posture under major privacy frameworks, and the availability of user controls for data access and deletion. Users concerned about their privacy should review the recommendations below and consider submitting a data subject access request.
Recommendations
- ✓Enable disappearing messages for sensitive conversations
- ✓Use registration lock PIN for account security
- ✓Signal is already optimized for privacy with minimal configuration needed
- ✓Use Signal as default SMS app for encrypted messaging with other Signal users
- ✓Support the Signal Foundation financially to sustain development
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