Current answer
Formstack experienced a minor incident: Formstack Sign API Authentication Issues. ServiceAlert observed recovery on Sep 30, 2026.
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Incident Lifecycle
Affected Components
API
Documents
Incident Timeline
Monitoring
A fix has been implemented and we are monitoring the results.
Sep 29, 2026 at 7:24 PM UTC
Identified
The issue has been identified and a fix is being implemented.
Sep 29, 2026 at 3:58 PM UTC
Investigating
We are investigating reports that some Formstack Sign customers are unable to send documents through the API. Affected requests may return a “Request requires authentication” error despite successfully generating an access token. Some customers may also see a null API secret within their account.
Our team is actively investigating and will provide additional updates as more information becomes available.
Our team is actively investigating and will provide additional updates as more information becomes available.
Sep 29, 2026 at 2:49 PM UTC
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