Outage in ThreatLocker

Degraded performance affecting Agent APIs for Instance B, C, D, E, F, G, & H and Portal for Instance B, C, D, E, F, G, H. DNS Servers US-East and US-West are down

Resolved Minor
November 06, 2025 - Started 2 months ago - Lasted 1 day
Official incident page

Incident Report

We are currently investigating this issue.

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Latest Updates ( sorted recent to last )
RESOLVED 2 months ago - at 11/07/2025 08:49PM

This Incident has been resolved

MONITORING 2 months ago - at 11/07/2025 01:29PM

We are continuing to monitor for any further issues. Portal, API and DNS should be fully functional. If you are experiencing any issues please contact Support.

MONITORING 2 months ago - at 11/07/2025 12:25AM

We are continuing to monitor for any further issues. If you are experiencing any issues please contact Support.

MONITORING 2 months ago - at 11/06/2025 11:28PM

APIs for Instances B, C, D, E, F, & G are back operational. We are now monitoring to ensure stability

INVESTIGATING 2 months ago - at 11/06/2025 11:15PM

APIs for Instances C, D, E, F, & G are back operational. We have isolated the suspected network and are prioritizing giving our customers access. We are continuing to add IP addresses over time. If you need faster access, please contact Support.

INVESTIGATING 2 months ago - at 11/06/2025 11:14PM

APIs for Instances D, E, F, G, & H are back operational. We have isolated the suspected network and are prioritizing giving our customers access. We are continuing to add IP addresses over time. If you need faster access, please contact Support.

INVESTIGATING 2 months ago - at 11/06/2025 10:09PM

APIs for Instances D, E, F, & G are back operational. We have isolated the suspected network and are prioritizing giving our customers access. We are continuing to add IP addresses over time. If you need faster access, please contact Support.

INVESTIGATING 2 months ago - at 11/06/2025 09:50PM

APIs for Instances D, E, & F are back operational. We have isolated the suspected network and are prioritizing giving our customers access. We are continuing to add IP addresses over time. If you need faster access, please contact Support.

INVESTIGATING 2 months ago - at 11/06/2025 09:29PM

APIs for Instance E & F are back operational. We have isolated the suspected network and are prioritizing giving our customers access. We are continuing to add IP addresses over time. If you need faster access, please contact Support.

INVESTIGATING 2 months ago - at 11/06/2025 08:53PM

APIs for Instance F are back operational. We have isolated the suspected network and are prioritizing giving our customers access. We are continuing to add IP addresses over time. If you need faster access, please contact Support.

INVESTIGATING 2 months ago - at 11/06/2025 08:37PM

We have isolated the suspected network and are prioritizing giving our customers access. We are continuing to add IP addresses over time. If you need faster access, please contact Support.

INVESTIGATING 2 months ago - at 11/06/2025 08:02PM

We have isolated the suspected network and are prioritizing giving our customers access. We are continuing to add IP addresses over time. If you need faster access, please contact Support.

INVESTIGATING 2 months ago - at 11/06/2025 07:32PM

We have isolated the suspected network and are prioritizing giving our customers access. If you need faster access, please contact Support.

INVESTIGATING 2 months ago - at 11/06/2025 06:13PM

We have isolated the suspected network and are prioritizing giving our customers access. If you need faster access, please contact Support.

INVESTIGATING 2 months ago - at 11/06/2025 05:48PM

The Portal for Instances B, C, D, E, F, G, & H are back operational. We are currently investigating reports of degraded performance affecting Agent APIs for Instance B, C, D, G, & H. DNS Servers US-East and US-West are down. Our team is working to identify the cause and implement a fix. Updates will be provided every 30 minutes.

INVESTIGATING 2 months ago - at 11/06/2025 05:07PM

We have had reports of successful logins to the portal sporadically.

INVESTIGATING 2 months ago - at 11/06/2025 04:26PM

We are isolating parts of the system to determine a possible DDOS source.

INVESTIGATING 2 months ago - at 11/06/2025 04:09PM

We are currently investigating reports of degraded performance affecting Agent APIs for Instance B, C, D, E, F, G, & H and Portal for Instance B, C, D, E, F, G, H. Our team is working to identify the cause and implement a fix. Updates will be provided every 30 minutes. If you are having issues logging into International Instances, please select your instance in the dropdown.

INVESTIGATING 2 months ago - at 11/06/2025 03:45PM

We are currently investigating reports of degraded performance affecting Agent APIs for Instance B, C, D, E, F, G, & H and Portal for Instance B,C,D,E,F,G,H. Our team is working to identify the cause and implement a fix. Updates will be provided every 30 minutes. If you are having issues logging into International Instances, please select your instance in the dropdown.

INVESTIGATING 2 months ago - at 11/06/2025 03:38PM

We are currently investigating reports of degraded performance affecting Agent APIs for Instance B, C, D, E, F, G, & H and Portal for Instance B,C,D,E,F,G,H. Our team is working to identify the cause and implement a fix. Updates will be provided every 30 minutes. If you are having issues logging into International Instances, please select your instance in the dropdown.

INVESTIGATING 2 months ago - at 11/06/2025 03:23PM

We are currently investigating reports of degraded performance affecting Agent APIs for Instance B, C, D, G, & H and Portal for Instance B,C,D,E,F,G,H. Our team is working to identify the cause and implement a fix. Updates will be provided every 30 minutes. If you are having issues logging into International Instances, please select your instance in the dropdown.

INVESTIGATING 2 months ago - at 11/06/2025 03:09PM

We are currently investigating this issue. Instance E & F are now operational.

INVESTIGATING 2 months ago - at 11/06/2025 03:04PM

We are continuing to investigate this issue.

INVESTIGATING 2 months ago - at 11/06/2025 02:09PM

We are currently investigating this issue.

Latest ThreatLocker outages

EU1 Performance Issues - about 2 months ago
Slowness on Instance G - about 2 months ago
High Network Traffic to AgentAPIs - about 2 months ago

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