Outage report · Major outage

Box outage on Apr 3, 2026

[Critical] Issues with Box Sign

SeverityMajor outage

StartedApr 3, 2026, 04:04UTC

ResolvedApr 3, 2026, 08:09UTC

Duration4h 5m

What happened

Box reported a major outage starting Apr 3, 2026, 04:04 UTC, affecting Box Sign. It was marked resolved at Apr 3, 2026, 08:09 UTC.

The incident lasted 4h 5m from first report to resolution.
Box had reported 10 other partial or major outages in the 90 days before it.
3 other vendors we track reported a significant incident within 12 hours of it.

Latest update from Box

On April 2, 2026 between 8:19 PM PDT and 11:56 PM PDT, some users may have experienced difficulties while working in Box. During this time, Box Sign users might have experienced errors while creating new signature requests, accessing existing signature requests, or attempting ~~been unable~~ to access the service. The issue occurred as a result of an erroneous change made by a third-party infrastructure provider. We were able to resolve the issue by escalating it to the provider. In addition, we are working to improve the reliability of the Box Sign service by enhancing our disaster recovery processes to prevent similar issues from occurring in the future. ‌ We are conducting a full engineering postmortem and our overview is subject to change with further analysis and findings. In the event our continuing investigation yields further substantive findings, we may publish additional analysis after the conclusion of the full engineering postmortem. We are continuously working to im

Read Box's official incident report ↗