The Cisco Certificate Expiry Monitor service checks certificates every 24 hours by default. It checks hourly once a certificate has expired or will expire within a day.

Checked 2026-09-25

It runs every one hour when the certificate either has expired or is going to expire in one day
Vendor
Cisco
Product
Unified Communications Manager
Subsystem
certificates / monitoring
Deployment
on-premises
Region
not restricted
Release range
Release 15 and SUs
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Unified CM security hardening: source note cucm-security-hardening-cert-expiry-monitor. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-security-hardening-cert-expiry-monitor

BibTeX

@misc{warmtransfer-claim-cucm-security-hardening-cert-expiry-monitor,
  title  = {Unified CM security hardening: source note cucm-security-hardening-cert-expiry-monitor},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-security-hardening-cert-expiry-monitor},
  note   = {Source note cucm-security-hardening-cert-expiry-monitor, checked 2026-09-25}
}

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