Amazon has the Symantec Norton 5-Device Security Deluxe (15 months) for $15 downloaded. #1 Best Seller in Software.
Has good Amazon Reviews.
Amazon has the Brita Standard Replacement Filters for Pitchers and Dispensers- BPA Free - 6 Count (35557) for $19 with free shipping. Reduces chlorine taste and odor, zinc, copper, mercury and cadmium, often found in tap water.
Has above average Amazon Reviews.