Default Settings In Telegram App Exposes IP Address When Calls Are Initiated

In Summary :

Telegram, which is a posing a stiff challenge for WhatsApp in the terms of features and security was facing a flaw that exposed IP address of users when a call is initiated.

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kindly refer the following link as follow up :
https://fossbytes.com/default-settings-in-telegram-app-exposes-ip-address-when-calls-are-initiated/