CmdID

CmdID / Files

Microsoft.PowerShell.Security.Activities.dll

Library on Windows 1 known copy with hashes

Is it the real Microsoft.PowerShell.Security.Activities.dll?

file version info and known copies
Installed inC:\Program Files (x86)\Reference Assemblies\Microsoft\WindowsPowerShell\3.0\
Signed byMicrosoft Corporation

1 known copy

Version not recorded · C:\Program Files (x86)\Reference Assemblies\Microsoft\WindowsPowerShell\3.0\Microsoft.PowerShell.Security.Activities.dll · signed by Microsoft Corporation

86f374c554fd6e0ea2f3258db58e13cba0bdbf058be628fdd1e0baed10c3d455

From the file’s version info and the copies recorded by xCyclopedia (MIT). A copy in another folder, signed by someone else or with another hash is not necessarily malicious, but it is worth a closer look. In Ceplin, "<sha256>".whatis() says which known copy a hash is.