Source note · SIP trace capture and ladder analysis
A passive capture of SIP over TLS negotiated with ECDHE or TLS 1.3 cannot be decoded with the server's RSA key alone; it needs a TLS key log from an endpoint or a trace taken inside the SBC after decryption.
inferred · Checked 2026-09-23
- Vendor
- Wireshark Foundation
- Product
- Wireshark
- Subsystem
- TLS decryption
- Deployment
- multi-tenant, on-premises
- Region
- not restricted
- Release range
- current as of 2026-09-23
- Status
- inferred
- Checked
- 2026-09-23
Sources
- TLS - Wireshark Wiki — Wireshark Foundation · tier 2 current vendor documentation · TLS wiki, key log file and RSA keys sections (basis for the inference)
Cite this note
APA
WarmTransfer. (2026, September 23). SIP trace capture and ladder analysis: source note sip-trace-analysis-infer-tls-capture. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-trace-analysis-infer-tls-capture
BibTeX
@misc{warmtransfer-claim-sip-trace-analysis-infer-tls-capture,
title = {SIP trace capture and ladder analysis: source note sip-trace-analysis-infer-tls-capture},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-trace-analysis-infer-tls-capture},
note = {Source note sip-trace-analysis-infer-tls-capture, checked 2026-09-23}
}