docs: update security contact email

Signed-off-by: Jacob Howard <[email protected]>

Author: xenoscopic

README.md

@@ -66,7 +66,7 @@ If you'd like to contribute to Mutagen, please see the
 
 Mutagen takes security very seriously. If you believe you have found a security
 issue with Mutagen, please practice responsible disclosure practices and send an
-email directly to [security@mutagen.io](mailto:security@mutagen.io) instead of
+email directly to [security@docker.com](mailto:security@docker.com) instead of
 opening a GitHub issue. For more information, please see the
 [security documentation](SECURITY.md).
 

SECURITY.md

@@ -3,10 +3,9 @@
 If you find a security issue with Mutagen or one of its related projects, please
 DO NOT submit it via the issue tracker! Instead, please follow responsible
 disclosure practices and send information about security issues directly to
-[[email protected]](mailto:[email protected]) so that a proper assessment
-can be made and a fix prepared before a wide announcement. You will receive an
-acknowledgement within 24 hours. If you do not, please contact the project
-maintainer directly at [[email protected]](mailto:[email protected]).
+[[email protected]](mailto:[email protected]) so that a proper assessment
+can be made and a fix prepared before a wide announcement. Please note that the
+`@docker.com` email address is correct — Docker acquired Mutagen in 2023.
 
 Even in cases where you have limited or incomplete information, or you're not
 sure whether or not a problem constitutes a security issue, please make contact