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Unlike WhatsApp, which is regularly targeted by 'zero-click' vulnerabilities allowing the deployment of spyware without user interaction (cf. CERT-FR Report, sec. 2.2), this messenger offers a more secure alternative that is less exposed to these critical attacks.

Source: Mobile Phone Threats - CERT-FR (Nov 26, 2025)

Signal

Nationality
United States
Belongs to group
Signal Messenger LLC
Created on 2025-09-14 Unlock My Data Team
Updated on 2025-10-30 Solène

Data Access

Required documents details
Phone number + request reason
Access via email
Response time
Automatic response

Sanctions and transfer policy

Data transfer policy
Yes
Policy excerpt

For the operation of our Services, you agree to our data practices as described in our Privacy Policy, as well as to the transfer of your encrypted information and metadata to the United States and other countries where we have facilities, service providers, or partners. For example, third-party providers may send you a verification code and handle your support requests.

Transfer destination countries
United States and other countries (not listed)
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