The ipsecw2k.sys file is included in the set of program files and modules that are used by the Nortel VPN Client software to perform its intended operations in the Windows-based client computer. The Nortel VPN Client application is a program with functionalities for accessing the VPN (Virtual Private Network) resources and features offered by Nortel Networks, Inc. to their subscribers. The ipsecw2k.sys file contains source code that is referenced by other program files and modules of the Nortel VPN Client software whenever a user or the client computer system requests for certain functionalities from the Nortel VPN Client program or from the VPN resources that are available to the Nortel VPN subscriber. The source code saved in the ipsecw2k.sys file is encoded with program logic compilation specifications that are normally implemented into content stored in the SYS file format.
How can I stop ipsecw2k.sys and should I?
Most non-system processes that are running can be stopped because they are not involved in running your operating system. ipsecw2k.sys. is used by Nortel VPN Client, If you shut down ipsecw2k.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop ipsecw2k.sys, permanently you need to uninstall the application that runs this process which in this case is Nortel VPN Client, from your system.
After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.
Is this a virus or other security concern?
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What is a process and how do they affect my computer?
A process usually a part of an installed application such as Nortel VPN Client, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.
Is ipsecw2k.sys known to be bad for my computer's performance?
We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.
What can I do if ipsecw2k.sys is causing errors on my computer?
The first thing you should do if ipsecw2k.sys. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that ipsecw2k.sys, belongs to, in this case Nortel VPN Client