Should I block it?

No, this file is 100% safe to run.

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NVSVC64.dll

NVIDIA Driver Helper Service, Version 332.21 by NVIDIA Corporation (Signed)

Remove NVSVC64.dll
Version:   8.17.13.3221
MD5:   89d958866de3c5d729cb9a50c3c8975c
SHA1:   d2a85722228d750fbb9b1b34e102d1a59f6928bf

Overview

nvsvc64.dll is loaded as dynamic link library that runs in the context of a process. The file is digitally signed by NVIDIA Corporation which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:nvsvc64.dll
Publisher:NVIDIA Corporation
Product name:NVIDIA Driver Helper Service, Version 332.21
Typical file path:C:\Windows\System32\nvsvc64.dll
File version:8.17.13.3221
Size:3.33 MB (3,490,080 bytes)
Build date:12/19/2013 7:20 PM
Certificate
Issued to:NVIDIA Corporation
Authority (CA):VeriSign
Effective date:Wednesday, February 9, 2011
Expiration date:Sunday, February 9, 2014
Digital DNA
File packed:No
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 8.1 Pro 25.00%
Windows 8 Single Language 25.00%
Windows 7 Home Premium 25.00%
Windows 7 Ultimate 25.00%

Distribution by countryDistribution by country

United States installs about 25.00% of NVIDIA Driver Helper Service, Version 332.21.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Lenovo 40.00%
ASUS 40.00%
Acer 20.00%
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