npf.sys is part of WinPcap and developed by CACE Technologies, Inc. according to the npf.sys version information.
npf.sys's description is "npf.sys (NT5/6 AMD64) Kernel Driver"
npf.sys is digitally signed by CACE Technologies, Inc..
npf.sys is usually located in the 'C:\Windows\system32\drivers\' folder.
None of the anti-virus scanners at VirusTotal reports anything malicious about npf.sys.
If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.
The following is the available information on npf.sys:
|Company name||CACE Technologies, Inc.|
|File description||npf.sys (NT5/6 AMD64) Kernel Driver|
|Internal name||NPF + TME|
|Legal copyright||Copyright © 2005-2010 CACE Technologies. Copyright © 1999-2005 NetGroup, Politecnico di Torino.|
Here's a screenshot of the file properties when displayed by Windows Explorer:
npf.sys has a valid digital signature.
|Signer name||CACE Technologies, Inc.|
|Certificate issuer name||VeriSign Class 3 Code Signing 2004 CA|
|Certificate serial number||489613e7dd6964b152a4e8f71813e76a|
None of the 51 anti-virus programs at VirusTotal detected the npf.sys file.
npf.sys may also use other filenames. The most common variants are listed below:
npf.sys may also be located in other folders than C:\Windows\system32\drivers\. The most common variants are listed below:
npf.sys (41 votes)
To help other users, please let us know what you will do with npf.sys:
The poll result listed below shows what users chose to do with npf.sys. 12% have voted for removal. Based on votes from 25 users.
If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.
Hi, my name is Roger Karlsson. I've been running this website since 2006. I want to let you know about the FreeFixer program. FreeFixer is a freeware tool that analyzes your system and let you manually identify unwanted programs. Once you've identified some malware files, FreeFixer is pretty good at removing them. You can download FreeFixer here. It runs on Windows 2000/XP/2003/2008/2016/2019/Vista/7/8/8.1/10. Supports both 32- and 64-bit Windows.
If you have questions, feedback on FreeFixer or the freefixer.com website, need help analyzing FreeFixer's scan result or just want to say hello, please contact me. You can find my email address at the contact page.
Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.
I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.
No comments posted yet.