3 ms·
DTLS is only the first part of the encryption. The actual media is transferred of SRTP which is encrypted RTP. DTLS provides the keying material to derive keys
by algesten 6y ago
DTLS is only the first part of the encryption. The actual media is transferred of SRTP which is encrypted RTP. DTLS provides the keying material to derive keys for SRTP.
DTLS is however fully used for SCTP, which the protocol for data channels alongside the media streams.
- kelnos 6y agoYes, I'm aware (I've implemented a WebRTC stack before); I didn't think diving into the finer details of SRTP would be necessary at this point.