Описание тега nod32
ESET NOD32 Antivirus, known also as NOD32, is an antivirus software made by ESET (a Slovak company).
The name NOD32 is related to an antivirus software package available for Windows and Linux. The company provides also other similar products for mac and mobile devices. MSDOS support is discontinued since version 2.7. Despite the name, it works also on 64bit hardware/OS. For more details about the history of this software you may refer to its wikipedia page.
Since the software is not a development tool you may not ask on stack overflow about this except in case of conflicts with your own code or, more in general, when interested in the internals of antivirus code. Other questions may be better asked on Super User
For support related to this software you may check also ESET support page