Norton AntiVirus 是一套强而有力的防毒软件，它可帮你侦测上万种已知和未知的病毒，并且每当开机时，自动防护便会常驻在System Tray，当你从磁盘、网路上、E-mail 夹档中开启档案时便会自动侦测档案的安全性，若档案内含病毒，便会立即警告，并作适当的处理。另外它还附有「LiveUpdate」的功能，可帮你自动连上 Symantec 的 FTP Server 下载最新的病毒码，於下载完后自动完成安装更新的动作。
此病毒码适用于：
Norton AntiVirus 2003 Professional Edition
Norton AntiVirus 2003 for Windows 98/Me/2000/XP Home/XP Pro
Norton AntiVirus 2004 Professional Edition
Norton AntiVirus 2004 for Windows 98/Me/2000/XP Home/XP Pro
Norton AntiVirus 2005 for Windows 98/Me/2000/XP Home/XP Pro
Norton AntiVirus 2006 for Windows 2000/XP Home/XP Pro
Norton AntiVirus for Microsoft Exchange (Intel)
Symantec AntiVirus 3.0 CacheFlow Security Gateway
Symantec AntiVirus 3.0 for Inktomi Traffic Edge
Symantec AntiVirus 3.0 for NetApp Filer/NetCache
Symantec AntiVirus 8.01 (Build 457 and above) Corporate Edition Client
Symantec AntiVirus 8.01 (any Build prior to 457) Corporate Edition Client or Server
Symantec AntiVirus 8.1 Corporate Edition Client
Symantec AntiVirus 9.0 Corporate Edition Client
Symantec AntiVirus 10.0 Corporate Edition Client
Symantec AntiVirus 10.1 Corporate Edition Client
Symantec AntiVirus for Bluecoat Security Gateway for Windows 2000 Server/2003 Server
Symantec AntiVirus for Clearswift MIMESweeper for Windows 2000 Server/2003 Server
Symantec AntiVirus for Microsoft ISA Server for Windows 2000 Server/2003 Server
Symantec Mail Security for Domino v 4.0
Symantec Mail Security for Domino v 5.0
Symantec Mail Security for Microsoft Exchange Server 4.x
Symantec Mail Security for Microsoft Exchange v 4.5
Symantec Mail Security for SMTP v 4.x
Symantec Web Security 3.0 for Windows
Symantec AntiVirus Scan Engine for Windows