Eset Nod32 Antivirus V.4.0 [Old Version]" /> Protection from the Unknown: Award-winning ThreatSense technology uses multiple layers of threat detection to deliver most effective protection possible against new attacks Finds Malware Other AV Companies Missed - Typically when a new copy of ESET NOD32 replaces another antivirus product on a home computer The average user finds viruses or malware resident on the machine that were undetected by their previous antivirus product. Built for Speed - ESET NOD32 Antivirus is lightning fast, so fast you won't even notice it's there. Easy on Your System - ESET NOD32 Antivirus is lean and mean, typically using just 44 MB of memory, a fraction of what other products consume. From its compact and intuitive user interface to its minimal use of alerts, you'll be up and running in a snap.