Implementing strong authentication mechanisms is essential to prevent unauthorized access to your VoIP system. Use complex passwords and consider implementing two-factor authentication (2FA) for an extra layer of security. Regularly review and update user credentials to ensure that weak or compromised passwords are not being used
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Encrypting VoIP communication is crucial to protect the confidentiality and integrity of your conversations. Implement end-to-end encryption to secure the data transmission between endpoints. Encryption protocols such as Secure Real-Time Transport Protocol (SRTP) can be used to protect voice traffic from eavesdropping and tampering.