Deal: ZDNET readers can exclusively save 20% on any KeySmart SmartCard purchases from Aug. 1-31 at Amazon with the code ZDNET20OFF at checkout. This includes the latest SmartCard (Gen 3) and the SmartCard (Gen 3) Ghost model. ZDNET's team has tested several iterations of the SmartCard over the years, including the latest SmartCard Gen 3 model. How I rated this dealSince you can't grab savings on these KeySmart SmartCard products anywhere else right now, and these items don't often go on sale, I'm rating this ZDNET-exclusive deal a 5/5 Editors' Deal rating. This exclusive chance to save on KeySmart SmartCard products with ZDNET's code will expire Aug. 31.