What Does This Message Mean?


SandboxGeneral

Moderator emeritus
Sep 8, 2010
25,215
8,255
Detroit
This message has been popping up occasionally on my mbp in the past few days.

What does it mean, why is it appearing all of a sudden, etc.?
That's from an advertising service that infected your browser. Reset Safari and clear the cache, check all your extensions and make sure there isn't anything in there that you don't want.