.P7S File Extension

Verified information
Information about the file P7S
  • Digitally Signed Email Message
  • Text Files
  • N/A

What is the P7S file?

The P7S file extension can be associated with several types of files. Most often, however, a file with such an extension is associated with the Digitally Signed Email Message format. P7S files are supported by Linux, Mac OS, Windows operating systems. The P7S file is one of the Text Files files, just like 440 of the other files found in our file information database.

A program that can open the P7S file is e.g. Apple Mail. This software was released by Apple, Inc.. However, you can also use other applications, e.g. Mozilla Thunderbird, PostBox, Microsoft Outlook.

MIME Types
  • application/pkcs7-signature
  • application/x-pkcs7-signature
  • application/keychain_access

Programs, that can open .P7S files

Microsoft Corporation
Microsoft Outlook
Windows
Mozilla Corporation
Mozilla Thunderbird
Windows
Mac OS
Apple, Inc.
Apple Mail
Mac OS
Mozilla Corporation
Mozilla Thunderbird
Linux

How to open a .P7S file?

If you have problems opening the file P7S, then in most cases the problem is only the lack of the proper application installed. Select one of the programs from the list and install it on your device. The operating system should automatically associate the P7S file format with the installed program. If not, right click on your P7S file and select from the menu "Open with" . Then select the installed program and confirm the operation. Now all P7S files should automatically open with the selected program.

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