ESET is not free, although they offer a free, 30-day trial with their products and services. Security.org
Cracked Antivirus Issue - General Discussion - ESET Security Forum eset-nod32-antivirus-15-1-12-0-crack
Attempting to bypass ESET's security protocols often results in a compromised system that is less secure than having no antivirus at all. ESET is not free, although they offer a