Set "Who can add me to group chats" to My Contacts only.
Set "Who can see my phone number" to Nobody or My Contacts .
To prevent your data from appearing in future versions of these "csv.rar" files, adjust your Telegram Privacy Settings: Telegram_csv.rar
This specific filename format—often appearing as t40_xss.csv.rar or telegram_users.csv.rar —usually contains a Comma Separated Values (CSV) file. The data inside typically includes:
Possessing or distributing scraped personal data may violate privacy laws like the GDPR depending on your jurisdiction. How to Protect Your Account Set "Who can add me to group chats" to My Contacts only
Often linked to the account if the user's privacy settings were lax. Usernames: Publicly searchable handles. First and Last Names: As provided by the user. Why It Exists and How It Is Used
If the file is advertised as a "password database" or "personal backup," uploading it to public scanners like VirusTotal may inadvertently leak your private data to the public. First and Last Names: As provided by the user
Scraped data is often combined with other leaks (like the Irancell leak ) to build comprehensive profiles of individuals. Security Warnings