Source note · SRTP and media encryption negotiation
Under RFC 8842, modifying, adding or removing a fingerprint value in an SDP offer or answer requires a new DTLS association.
Checked 2026-09-23
A new DTLS association must be established between two endpoints after a successful SDP offer/answer exchange in the following cases: ... One or more fingerprint values are modified, added, or removed in either an SDP offer or answer;
- Vendor
- IETF
- Product
- DTLS-SRTP with SDP
- Subsystem
- re-INVITE behaviour
- Deployment
- any
- Region
- not restricted
- Release range
- RFC 8842
- Checked
- 2026-09-23
Sources
- RFC 8842: Session Description Protocol (SDP) Offer/Answer Considerations for Datagram Transport Layer Security (DTLS) and Transport Layer Security (TLS) — IETF / RFC Editor · tier 1 standards and regulators · Section on establishing a new DTLS association, unverified section number
Cite this note
APA
WarmTransfer. (2026, September 23). SRTP and media encryption negotiation: source note srtp-media-security-rfc8842-fingerprint-change. WarmTransfer. https://warmtransfer.net/knowledge/claims/srtp-media-security-rfc8842-fingerprint-change
BibTeX
@misc{warmtransfer-claim-srtp-media-security-rfc8842-fingerprint-change,
title = {SRTP and media encryption negotiation: source note srtp-media-security-rfc8842-fingerprint-change},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/srtp-media-security-rfc8842-fingerprint-change},
note = {Source note srtp-media-security-rfc8842-fingerprint-change, checked 2026-09-23}
}