cryptext.dll

Crypto Shell Extensions by Microsoft

Remove cryptext.dll
Version:   5.131.2600.2180 (xpsp_sp2_rtm.040803-2158)
MD5:   fe42759d3117257a81d27b2093b8f11a
SHA1:   5bdc97f1cfead36673f1aaf24154d2efb8d3609a
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is cryptext.dll?

The Cryptographic Application Programming Interface (also known variously as CryptoAPI, Microsoft Cryptography API, MS-CAPI or simply CAPI) is an application programming interface included with Microsoft Windows operating systems that provides services to enable developers to secure Windows-based applications using cryptography.

About cryptext.dll (from Microsoft)

Cryptography is the use of codes to convert data so that only a specific recipient will be able to read it, using a key. Microsoft cryptographic technologies include CryptoAPI, Cryptographic Service

DetailsDetails

File name:cryptext.dll
Publisher:Microsoft Corporation
Product name:Crypto Shell Extensions
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\cryptext.dll
Original name:CryptExt.dll.mui
File version:5.131.2600.2180 (xpsp_sp2_rtm.040803-2158)
Product version:5.131.2600.2180
Size:51.5 KB (52,736 bytes)
Build date:8/4/2004 3:46 PM
Digital DNA
Entropy:6.049924
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Shell open commands
  • STLFile
  • CERFile
  • CATFile
Approved shell extensions
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
  • 'Crypto Sign Extension' with CLSID {7444C719-39BF-11D1-8CD9-00C04FC29D45}
  • 'Crypto PKO Extension' with CLSID {7444C717-39BF-11D1-8CD9-00C04FC29D45}

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 60.50%
Windows 7 Ultimate 20.00%
Windows 7 Professional 13.00%
Windows Vista Home Premium 3.50%
Windows Seven Black Edition 1.50%
Windows 7 Home Basic 1.50%

Distribution by countryDistribution by country

United States installs about 64.00% of Crypto Shell Extensions.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 33.21%
Hewlett-Packard 21.51%
Toshiba 15.09%
Acer 12.45%
ASUS 7.55%
Sony 4.53%
Alienware 2.26%
Samsung 2.26%
GIGABYTE 1.13%
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