ThreatLocker incident

Investigating machines not checking into the Portal on Instance H

Major Resolved View vendor source →

ThreatLocker experienced a major incident on June 25, 2026 affecting Portal [Instance H], lasting 45m. The incident has been resolved; the full update timeline is below.

Started
Jun 25, 2026, 04:29 PM UTC
Resolved
Jun 25, 2026, 05:15 PM UTC
Duration
45m
Detected by Pingoru
Jun 25, 2026, 04:29 PM UTC

Affected components

Portal [Instance H]

Update timeline

  1. investigating Jun 25, 2026, 04:29 PM UTC

    We are currently investigating this issue.

  2. investigating Jun 25, 2026, 04:30 PM UTC

    We are continuing to investigate this issue.

  3. identified Jun 25, 2026, 04:50 PM UTC

    We have identified an internal issue that may have contributed to this incident. We are still investigating the root cause and will provide updates as more information becomes available. Machines on Instance H should now be returning to an "Active" state. Thank you for everyone's patience and understanding while we continue our investigation.

  4. resolved Jun 25, 2026, 05:15 PM UTC

    We have confirmed that Instance H has returned to a stable state, and all indicators show that systems are operating as expected. Outage is being downgraded at this time. Thank you for everyone's patience.