Source note · Troubleshooting Expressway Mobile and Remote Access

Field Notice FN74362 rates Expressway Core and Edge X14 (all releases) and X15.0.0 through X15.3.2 as affected by public CAs dropping the Client Authentication EKU.

Checked 2026-10-01

Vendor: Cisco
Product: Cisco Expressway
Subsystem: certificates
Deployment: on-premises
Region: not restricted
Release range: X14.0.0 through X15.3.2
Checked: 2026-10-01

Sources

Field Notice: FN74362 - Cisco Expressway: Impact on Secure Communication due to Upcoming Changes to TLS Certificates Issued by Public Certificate Authorities with Client Authentication EKU, Starting May 2026 - Workaround Provided — Cisco Systems · tier 2 current vendor documentation · Affected Products

Cite this note

APA

WarmTransfer. (2026, October 1). Troubleshooting Expressway Mobile and Remote Access: source note expressway-mra-troubleshooting-eku-affected-versions. WarmTransfer. https://warmtransfer.net/knowledge/claims/expressway-mra-troubleshooting-eku-affected-versions

BibTeX

@misc{warmtransfer-claim-expressway-mra-troubleshooting-eku-affected-versions,
  title  = {Troubleshooting Expressway Mobile and Remote Access: source note expressway-mra-troubleshooting-eku-affected-versions},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/expressway-mra-troubleshooting-eku-affected-versions},
  note   = {Source note expressway-mra-troubleshooting-eku-affected-versions, checked 2026-10-01}
}

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