Describe: Virus Protection SystemNo Virus Signiture UpDates Required. InDefense's patented "Virus Protection Technology" stops viruses by detecting viral activity and the virus family code rather that relying on a virus database that requires constant updating. InDefense protects against unknown and known viruses and prevents viral damage to your data and hard drive. This also makes InDefense a smart and cost effective addition to your current anti-virus and network security stategy.