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What is cryptext.dll?

Part of Extensions noyau de cryptographie by Microsoft

(cryptext.dll is a system file that is installed with Windows)
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How is cryptext.dll loaded?

Shell open command - cryptext.dll is typically associtated with identifier name of CATFile with and identifier of rundll32.exe cryptext.dll,CryptExtOpenCAT %1. A Shell Open Command allows for an association of a file extension and a program. This association allows an application to be run when the icon or a context menu item is clicked upon in the Windows Explorer window.


What is the community is seeing?What is the community is doing?
About 0.3% of all Boost users have the cryptext.dll file.Of the 0.3% of cryptext.dll users, less than 1% have disabled it.
Typical file (disk image) location:

What else is related?

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.131072)

About Microsoft Corporation

Microsoft, founded in 1975 by Bill Gates and Paul Allen, is a veteran software company, best known for its Microsoft Windows operating system and the Microsoft More...
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File details

File name: cryptext.dll
Publisher: Microsoft Corporation (verified)
Name: Extensions noyau de cryptographie
Description: Système d'exploitation Microsoft® Windows®
Version: 5.131.2600.2180 (xpsp_sp2_rtm.040803-2158)
Product version: 5.131.2600.2180
Size: 53.5 KB
Original file name: CryptExt.dll
Windows file protection: Yes

Shell open command details

Name: CATFile
Command: rundll32.exe cryptext.dll,CryptExtOpenCAT %1

Image hashes

MD5: e346de274a162dd95ad7abc2c5a449f3
SHA-1: 88fd0665cc0614a6772e6f9774f435840cc5d722
SHA-256: 50819404901cf6f5b9e0004a2cb5ba6efd21e5aeef1403ec7781d293e59d1b39

PE image details

File packed: No
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