The request must come from relevant judicial authorities (e.g., a court order).
It must confirm that the user is a suspect in a case involving criminal activities that violate Telegram's Terms of Service.
Telegram states they will perform a legal analysis of the request before any disclosure.
Transparency Reports: Telegram has committed to publishing quarterly transparency reports detailing any such data-sharing occurrences.
Historical Stance vs. Current: Historically, Telegram had a stricter stance, stating they would only share data in extreme cases, like terrorism, and reported never doing so. The current policy is a shift, likely due to increasing pressure from global law enforcement to combat illegal activities on the platform.
Important Note on Encryption: This policy change does telegram number database not impact the end-to-end encryption of Secret Chats. Telegram still has no technical ability to decrypt or provide the content of Secret Chats to anyone, including law enforcement. It only applies to IP addresses and phone numbers associated with accounts involved in specific criminal investigations violating their terms of service.
The Answer:
No, Telegram does not share your phone number with third parties for marketing or advertising purposes, nor does it share it with other users without your explicit consent via your privacy settings.
However, Telegram may share your phone number (along with your IP address) with law enforcement agencies in response to a valid legal request if you are suspected of criminal activities that violate Telegram's Terms of Service. This is a significant change in their policy that came into effect in September 2024.