Source note · Passing call context with SIP UUI and custom headers
Cisco tells Webex Contact Center flow developers not to put sensitive PII such as full names, Social Security numbers, addresses or financial data in custom SIP headers.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Webex Contact Center
- Subsystem
- Flow Designer
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Build and manage flows with Flow Designer — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Blind Transfer activity, Add Headers caution
Cite this note
APA
WarmTransfer. (2026, October 2). Passing call context with SIP UUI and custom headers: source note sip-uui-context-passing-wxcc-no-pii-in-headers. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-uui-context-passing-wxcc-no-pii-in-headers
BibTeX
@misc{warmtransfer-claim-sip-uui-context-passing-wxcc-no-pii-in-headers,
title = {Passing call context with SIP UUI and custom headers: source note sip-uui-context-passing-wxcc-no-pii-in-headers},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-uui-context-passing-wxcc-no-pii-in-headers},
note = {Source note sip-uui-context-passing-wxcc-no-pii-in-headers, checked 2026-10-02}
}