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S/MIME digital signature
File type: Encoded and encrypted file
Files with p7m extension is related to Secure/Multipurpose Internet Mail Extensions format which is used for digital signature.
Found 2 different file type records with the same p7m filename suffix.
File type category:
Encoded and encrypted file
Date updated: November 27, 2023
File extennsion p7m is associated with Secure/Multipurpose Internet Mail Extensions, also known simple as S/MIME. S/MIME provides a consistent way to send and receive secure MIME data.
Based on the popular Internet MIME standard, S/MIME provides the following cryptographic security services for electronic messaging applications: authentication, message integrity and non-repudiation of origin (using digital signatures) and privacy and data security (using encryption).
Not all email programs are able to handle S/MIME signatures, and if they are unable to do so, an attachment called smime.p7s that may confuse some people.
MIME types:
application/pkcs7-mime
application/x-pkcs7-mime
Signatures are usually imported to operating system or programs to verify the digital credentials of the user.
This particular file type is not meant to be converted to anything else.
Software applications that can open p7m files:
Microsoft Windows
Programs for viewing p7m files:
Microsoft Windows
Software apps that create p7m files:
Microsoft Windows
File type category:
Encoded and encrypted file
Date updated: September 25, 2017
The p7m file extension is associated with some data encryption software developed by SecureSoft.
The p7m file stores encrypted data.
The P7M format seems to be obsolete without support from SeucreSoft and others.
Software applications that can open p7m files:
Microsoft Windows
Software applications that handle other tasks involving p7m files:
Microsoft Windows
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