Cisco gives 1 February 2027 as the date from which Google Chrome policy prohibits public roots from issuing certificates that combine Server and Client Authentication EKUs, with enforcement from 15 March 2027.

disputed · Checked 2026-09-25

Vendor
Google
Product
Chrome Root Program
Subsystem
certificate EKU policy
Deployment
any
Region
not restricted
Release range
as reported 2026-06-05
Status
disputed
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). SIP TLS handshake failures on trunks: source note sip-tls-handshake-failures-di-chrome-eku-date. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-tls-handshake-failures-di-chrome-eku-date

BibTeX

@misc{warmtransfer-claim-sip-tls-handshake-failures-di-chrome-eku-date,
  title  = {SIP TLS handshake failures on trunks: source note sip-tls-handshake-failures-di-chrome-eku-date},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/sip-tls-handshake-failures-di-chrome-eku-date},
  note   = {Source note sip-tls-handshake-failures-di-chrome-eku-date, checked 2026-09-25}
}

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