Wireshark can decrypt TLS using a key log file (preference tls.keylog_file), and this method works even when a Diffie-Hellman key exchange is used.

Checked 2026-09-23

A key log file is a universal mechanism that always enables decryption, even if a Diffie-Hellman (DH) key exchange is in use.
Vendor
Wireshark Foundation
Product
Wireshark
Subsystem
TLS decryption
Deployment
on-premises
Region
not restricted
Release range
current wiki revision as of 2026-09-23
Checked
2026-09-23

Sources

Cite this note

APA

WarmTransfer. (2026, September 23). SIP trace capture and ladder analysis: source note sip-trace-analysis-ws-tls-keylog. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-trace-analysis-ws-tls-keylog

BibTeX

@misc{warmtransfer-claim-sip-trace-analysis-ws-tls-keylog,
  title  = {SIP trace capture and ladder analysis: source note sip-trace-analysis-ws-tls-keylog},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/sip-trace-analysis-ws-tls-keylog},
  note   = {Source note sip-trace-analysis-ws-tls-keylog, checked 2026-09-23}
}

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