Missing_File

How to open a file with .P7S extension?

File Type : PKCS #7 Signature
Compatible with (Win10, Win8, Win7, Vista and WinXP)

You'll need a new app to open this .P7S file

Searching for the right program to open .P7S files?

"You'll need a new app to open this file" is probably the most common error faced by millions of Windows users every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.

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What is .P7S file extension?

Email message that includes a digital signature; can be used for sending secure emails that can only be viewed by the intended recipient; verifies that the email is from who it claims to be from and that the email has not been modified in transit. If an email program does not handle digital signatures, a P7S file may appear as an attachment (smime.p7s) to the email message. NOTE: Email programs that use P7S files use PKCS (Public-Key Cryptography Standard) #7 to sign email messages.
You can see a list of software programs here on easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open P7Sfiles:

  • Microsoft Outlook 2013
  • Mozilla Thunderbird
  • PostBox
  • Apple Mail
  • Mozilla Thunderbird
  • PostBox
  • Mozilla Thunderbird