| NASTYFRIEND99 Virus Hoax | - | | 05-10-1999 |
| Necros.1164 | Category 1 | | - |
| NeospacelabSecurity | - | | - |
| Netbus.160.Dropper | Category 1 | | 08-14-2002 |
| Netbus.160.W95 | Category 1 | | 09-10-1998 |
| Netbus.170.W95.Trojan | Category 1 | | 11-23-1998 |
| Netbus.2.Trojan | Category 1 | | 01-22-1998 |
| Netbus.Patcher | - | | 10-22-2001 |
| NetCat | - | | - |
| NetPumper | - | | - |
| Neuroquila | Category 1 | | 08-09-1995 |
| NEWYORK BIG DIRT Hoax | - | | - |
| Ng.695 | Category 1 | | 11-16-2004 |
| No_Frills.Dudley | Category 1 | | - |
| Nomenklatura | Category 1 | | - |
| Norman Virus Hoax | - | | - |
| Norton anti - virus v5 | - | | 01-15-1999 |
| November_17th .900 | Category 1 | | 09-20-1995 |
| November_17th.768 | Category 1 | | 08-15-1995 |
| November_17th.800.A | Category 1 | | - |
| November_17th.855.A | Category 1 | | - |
| Npox-963.A | Category 1 | | - |
| nVIR | Category 1 | | - |
| NVP Trojan | Category 1 | | - |
| NYB | Category 1 | | 02-17-1995 |