Semaphore experienced a major incident on September 12, 2025 affecting Semaphore, lasting 2h 22m. The incident has been resolved; the full update timeline is below.
Affected components
Semaphore
Update timeline
- investigating Sep 12, 2025, 09:41 AM UTC
We are currently investigating this issue.
- investigating Sep 12, 2025, 10:09 AM UTC
We are continuing to investigate this issue.
- identified Sep 12, 2025, 10:27 AM UTC
The issue has been identified and a fix is being implemented.
- identified Sep 12, 2025, 11:24 AM UTC
We are continuing to work on a fix for this issue.
- monitoring Sep 12, 2025, 11:47 AM UTC
A fix has been implemented and we are monitoring the results.
- resolved Sep 12, 2025, 12:04 PM UTC
This incident has been resolved.