DDoS attack on Zulip Cloud

Incident Report for Zulip Cloud

Resolved

This incident has been resolved.

Posted Dec 19, 2023 - 04:42 UTC

Monitoring

We have mitigated the attack, and are monitoring the situation.

Posted Dec 18, 2023 - 23:10 UTC

Update

We are continuing to investigate this issue.

Posted Dec 18, 2023 - 22:09 UTC

Investigating

We are experiencing a DDoS attack and are working on it.

Posted Dec 18, 2023 - 21:38 UTC

This incident affected: Zulip Cloud and Push notifications.