If you are getting notifications from EnumeratorConnectivity, then your Mac is infected with adware. EnumeratorConnectivity is adware for Mac.
EnumeratorConnectivity changes setting in your Mac. First, EnumeratorConnectivity installs a browser extension in your browser. Then, after EnumeratorConnectivity hijacks your browser, it modifies settings in the browser. For example, it changes the default home page, modifies search results, and displays unwanted pop-ups in your browser.