In Bug 206083 we removed access to the 'com.apple.cookied' mach service. We should make similar changes and block this service on macOS as well.
<rdar://problem/58489040>
Created attachment 410699 [details] Patch
Created attachment 410700 [details] Patch
Created attachment 410748 [details] Patch
Comment on attachment 410748 [details] Patch Thanks for reviewing!
Committed r268127: <https://trac.webkit.org/changeset/268127> All reviewed patches have been landed. Closing bug and clearing flags on attachment 410748 [details].