Tuffer's robust security features and user-friendly interface are the foundation of its functionality. Once installed, users can start end-to-end encrypted voice calls, which restrimeta slots apkct access to the audio data to the conversation participants alone. In a world where data breaches & privacy violations are common, this level of security is essential. In addition to encrypting audio, Tuffer uses a number of authentication techniques to confirm users' identities and make sure that only those with permission can participate in conversations.