nmstt.exe is a process belonging to SMALL-DT Trojan. This process is a security risk and should be removed from your system. If found on your system make sure that you have downloaded the latest update for your antivirus application.

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nnstp_bbi6009.exe is a process belonging to the BargainBuddy advertising program by eXact Advertising LLC. This process monitors your browsing habits and distributes the data back to the author's servers for analysis. This also prompts advertising popups. This process is a security risk and should be removed from your system.

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nntray.exe is a process belonging to the Tray icon of the Net Nanny Software. This is a non-essential process. Disabling or enabling it is down to user preference.

noads.exe is a part process that blocks advertisement banners in Yahoo Messenger. This is a non-essential process. Disabling or enabling it is down to user preference.

noat.exe is a process which is registered as TROJ_BAGLE.AP Trojan. It takes advantage of the Windows LSASS vulnerability, which creates a buffer overflow and instigates your computer to shut down. To see more information about this vulnerability please look at the following Microsoft bulletin: http://www.microsoft.com/technet/security/bulletin/ms04-011.mspx. This process is a security risk and should be removed from your system.

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nod32krn.exe is a process belonging to NOD32 Antivirus System which protects your computer against Internet-bound threats such as spyware and trojans which can be distributed through e-mail or attack directly to the computer allowing unauthorized access to your computer. This program is important for the stable and secure running of your computer and should not be terminated.

nod32kui.exe is a process associated with Nod32 Antivirus from Eset. This process should not be removed to ensure that your system is secure.

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nomoreporn.exe is a process associated with the TIBS Dialer malware. It will change your dial up settings to call a toll number. This process is a security risk and should be removed from your system. If found on your system make sure that you have downloaded the latest update for your antivirus application.

nopat.exe is a process which is registered as Mitglieder.N Trojan. This Trojan allows attackers to access your computer from remote locations, stealing passwords, Internet banking and personal data. This process is a security risk and should be removed from your system.

nopdb.exe belongs to Norton Speed Disk. It is used to schedule when the Speed Disk application should run. This program is a non-essential process, but should not be terminated unless suspected to be causing problems.

nor32.exe is a process which monitors your computer in the background. This is a legitimate process, however is known to be used by some viruses. If this process is unaccounted for, removal is recommended.

norton update.exeis a process which is registered as the W32/Zafi-D Worm. This virus is distributed via the Internet through e-mail and comes in the form of an e-mail message, in the hopes that you open its hostile attachment. The worm has its own SMTP engine which means it gathers E-mails from your local computer and re-distributes itself. In worst cases this worm can allow attackers to access your computer, stealing passwords and personal data. This process is a security risk and should be removed from your system.

noserver.exe is a process belonging to the Spytech Software, SpyAnywhere remote administration tool. This process allows other users to control your PC via a local network or the Internet. If used maliciously this process can also permit users to access your PC, from remote locations, stealing passwords, Internet banking and personal data. If unaccounted for, this process should be removed immediately.