NovemUpdate: We’ve since updated our blog post to include additional information about what you can expect after the sunset of Atom on December 15, 2022. Read more on our blog, including next steps for impacted Desktop users. To keep using Atom, users will need to download a previous Atom version. These versions of Atom will stop working on February 2. Revoking these certificates will invalidate some versions of Atom. As a preventative measure, we will revoke the exposed certificates used for the Atom application. After a thorough investigation, we have concluded there was no risk to services as a result of this unauthorized access.Ī set of encrypted code signing certificates were exfiltrated however, the certificates were password-protected and we have no evidence of malicious use. On December 7, 2022, GitHub detected unauthorized access to a set of repositories used in the planning and development of Atom. JanuUpdate: Update to the previous version of Atom before February 2