2016-07-08 Security Notice - Datadog
www.datadoghq.com/blog/2016-07-08-security-notice
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
Last night we sent email notifications regarding a security incident that took place within our server infrastructure on 2016-07-08. While our team is working on the technical and forensics aspects of the incident response, we want to be fully transparent with you regarding our current status and help you protect your own infrastructure.