nvbackend.exe is a program which is most likely NOT a virus or malware. So, if nvbackend.exe is on your laptop or desktop computer, it is most likely ok, and will NOT cause problems. Even if your PC is clean, it is still recommended to use a well-known antivirus with a good track record, in order to yourself your PC against threats.
This program is usually stored on disk in C:\Program Files (x86)\NVIDIA Corporation\Update Core\NvBackend.exe.
The MD5 fingerprint for this file is bc293f3c9621d40e1924a5715417f77c.
This program does NOT run as a Windows service. This is normally a good sign.
This program uses the net to communicate. In this day and age this is ok. For example, most of the programs on your PC check for new updates. In order to do this, Internet communications are required.
This program runs in 32-bit mode. It does not use the entire power of modern PC CPUs. This is quite normal because the makers did not bother to upgrade it to use the x64 instruction set.
The description written in the file is NVIDIA Backend.
File version 126.96.36.199.
Publisher NVIDIA Corporation.
Legal copyright notice (C) 2016 NVIDIA Corporation. All rights reserved..
This executable does NOT have visible elements of user interface. This is most likely a bad thing.
Some unusual functions of Windows have been used, such as functions for recording the keyboard. We recommend you to read more about this program.
nvbackend.exe is digitally signed. Nowadays most serious software applications are digitally signed.
The digital signature found in nvbackend.exe is valid. This is excellent.
Digital certificate name: NVIDIA Corporation
Certificate's issuer name: VeriSign Class 3 Code Signing 2010 CA
This program starts at Windows startup. Yes
This application does NOT have an uninstall routine stored in registry.