Outage in Cisco Secure Email Threat Defense
Outage in US and Australia Region
Resolved MajorIncident Report
Cisco Secure Email Threat Defense services are impacted in the US region and degraded in the Australia region. Our teams are actively investigating the issue. This is related to an outage with our cloud provider in the region.
We shall keep you informed of the progress every hour.
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Latest Updates ( sorted recent to last )
RESOLVED
4 months ago - at 10/20/2025 11:18PM
This incident has been resolved.
IDENTIFIED
4 months ago - at 10/20/2025 11:15PM
Issue is fully resolved now
IDENTIFIED
4 months ago - at 10/20/2025 08:34PM
A public cloud offering technology issue is currently affecting some Email Threat Defense systems, resulting in intermittent impacts to our ability to process email content. Cisco is actively working with the vendor to resolve the issue, and we appreciate your patience during this time.
We recommend that you advise your email users to exercise extra caution when opening emails and interacting with links or attachments while this outage is ongoing.
IDENTIFIED
4 months ago - at 10/20/2025 07:34PM
We are continuing to work on this issue.
IDENTIFIED
4 months ago - at 10/20/2025 04:13PM
We are continuing to work on this issue.
IDENTIFIED
4 months ago - at 10/20/2025 01:42PM
We are continuing to work on this issue.
IDENTIFIED
4 months ago - at 10/20/2025 11:58AM
We are continuing to work on a fix for this issue.
IDENTIFIED
4 months ago - at 10/20/2025 11:53AM
This issue is still ongoing. There are still underlying issues with our cloud provider that is preventing full restoration of the service. Our engineers are actively engaged to resolve this as soon as possible.
IDENTIFIED
4 months ago - at 10/20/2025 11:00AM
We are currently working on a fix as the underlying cloud provider outage seem to be recovering, however some issues still remain. We shall keep you updated on the progress.
INVESTIGATING
4 months ago - at 10/20/2025 10:04AM
Cisco Secure Email Threat Defense services are impacted in the US region and degraded in the Australia region. Our teams are actively investigating the issue. This is related to an outage with our cloud provider in the region.
We shall keep you informed of the progress every hour.
Latest Cisco Secure Email Threat Defense outages
Service Degradation in North American Environment - 22 days ago
Intermittent Service Degradation in EU Region - 4 months ago
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