IT Security Stack Exchange
IT Security Stack Exchange

Questions tagged [srtp]

SRTP is the secure version of RTP (real-time transport protocol).

SRTP is the secure version of RTP (real-time transport protocol) which is used for example to transport audio and video in SIP based VoIP systems. SRTP by itself defines no key exchange and in case of SIPS the keys are transported as part of the SDP inside the SIP control messages. SRTP is defined in RFC 3711.

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How to pentest DTLS-SRTP?

I'm currently working on a penetration test about DTLS-SRTP strengths and weaknesses. But I'm stuck on an eavesdropping test using Wireshark. Yes, it's protected by SRTP, but: What's DTLS actually doing/working on the media channel? What are…
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Why is DTLS-SRTP more efficient for RTP/RTCP than just DTLS 1.2?

While I understand the differences between DTLS-SRTP and pure DTLS, I cannot find much information on why exactly is DTLS-SRTP really "optimized" over generic DTLS 1.2. RFC 5764's Introduction makes an obvious statement but without specifics…
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