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Outage in Guardsquare

TLS certificate issues

Resolved Minor
May 03, 2026 - Started 2 days ago - Lasted about 21 hours

Incident Report

The team is investigating connectivity issues from protected apps to ThreatCast and App Attestation related to TLS certificates.

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Latest Updates ( sorted recent to last )
MONITORING 1 day ago - at 05/04/2026 10:00AM

Android traffic has recovered as well.

MONITORING 1 day ago - at 05/04/2026 08:45AM

We are still seeing impacted traffic from Android apps. The team continues to investigate the situation.

MONITORING 1 day ago - at 05/03/2026 10:24PM

We've mitigated the problem by issueing new certificates. The team will continue to monitor the situation.

IDENTIFIED 2 days ago - at 05/03/2026 09:40PM

This issue has been narrowed down to an unexpected change in the chain of trust of our TLS certificates.

INVESTIGATING 2 days ago - at 05/03/2026 08:58PM

The team is investigating connectivity issues from protected apps to ThreatCast and App Attestation related to TLS certificates.

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