Set "Who can see my phone number" to Nobody or My Contacts .
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.
Marketers use these lists to add users to unauthorized groups or send mass promotional messages. Telegram_csv.rar
RAR files can be used to hide executable malware or trojans. Some users have reported odd security alerts from Windows Defender when downloading similar archives.
If you encounter a download link for "Telegram_csv.rar," proceed with extreme caution. Files shared this way frequently carry security risks: Set "Who can see my phone number" to Nobody or My Contacts
Set "Who can add me to group chats" to My Contacts only.
These archives are rarely the result of a direct hack on Telegram's core servers. Instead, they are usually compiled through —using automated bots to join public groups and harvest member lists. RAR files can be used to hide executable malware or trojans
Scraped data is often combined with other leaks (like the Irancell leak ) to build comprehensive profiles of individuals. Security Warnings