If you are getting notifications from RelianceTask, then your Mac is infected with adware. RelianceTask is adware for Mac.
RelianceTask changes setting in your Mac. First, RelianceTask installs a browser extension in your browser. Then, after RelianceTask 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.