Newegg offers ESET NOD32 Antivirus 2016 1-User / 3 Years for Windows, model no. EAVH-N3-1-1-QSL, for $59.99. Coupon code "EMCEGFF67" cuts it to $19.99. With free shipping, that's $20 under the lowest total price we could find for the shorter 15-month version. This software has antivirus, anti-spyware, and anti-phishing security features.