Login.gov incident
A subset of PIV/CAC users are experiencing errors when authenticating
Affected components
Single Sign-On & Identity Proofing (secure.login.gov)
Update timeline
- investigating Feb 08, 2026, 08:25 PM UTC
We are seeing authentication errors for a subset of our PIV/CAC users. We are currently investigating the issue.
- resolved Feb 08, 2026, 09:47 PM UTC
We have identified the problem. It resulted from expired certs used by our PIV/CAC hosts. We have updated the certs and bundles on the hosts; users that previously had issues can now sign in successfully. We will continue to monitor and update accordingly if any new findings are reported.
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