Under RFC 3711 a single master key may protect at most 2^48 SRTP packets and 2^31 SRTCP packets.

Checked 2026-09-23

Vendor
IETF
Product
SRTP
Subsystem
key lifetime
Deployment
any
Region
not restricted
Release range
RFC 3711
Checked
2026-09-23

Sources

Cite this note

APA

WarmTransfer. (2026, September 23). SRTP and media encryption negotiation: source note srtp-media-security-rfc3711-packet-limits. WarmTransfer. https://warmtransfer.net/knowledge/claims/srtp-media-security-rfc3711-packet-limits

BibTeX

@misc{warmtransfer-claim-srtp-media-security-rfc3711-packet-limits,
  title  = {SRTP and media encryption negotiation: source note srtp-media-security-rfc3711-packet-limits},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/srtp-media-security-rfc3711-packet-limits},
  note   = {Source note srtp-media-security-rfc3711-packet-limits, checked 2026-09-23}
}

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