
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
