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The Datagram Transport Layer Security (DTLS) protocol is designed to provide authentication, data integrity, and confidentiality for communications between two applications over an Unreliable Datagram Protocol (UDP). The Secure Real-time Transport Protocol (SRTP) provides encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. DTLS-SRTP is an extension to the DTLS protocol, where DTLS acts as the key management protocol. DTLS protocol is also extended to negotiate the SRTP crypto suites and parameters for use with those keys.
WebRTC is a signaling protocol defined for the real time communication between the Web Browsers. WebRTC has assigned DTLS-SRTP protocol for the media exchange between the browsers. With the implementation of this feature, SBC supports:
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On SBC main screen, go to All > Profiles > Security > Dtls Profile.
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