P7S Viewer is a Windows software for accessing security information in packages signed by a digital certificate. There is information about the issuer name, signature time, server and other details.

Setup instructions

It is necessary to install NET Framework 4 or newer for the correct functioning of this program. Users can set up the tool in all modern consumer versions of the Microsoft operating system. Moreover, there is support for the Windows Server 2022 edition.

Main functionality

After starting the application you can choose the protected file. A drop-down menu with all digital signatures included in the package is available. Detailed information about the certificate issuer, encryption algorithm and certificate status can be accessed. There are buttons for viewing additional document attributes and timestamp data. You are able to check the integrity of the certificate for ensuring file safety.

Please note that P7S Viewer is distributed on a commercial basis. A free trial version with limited capabilities is available.

Features

provides instruments for viewing digital certificate details in encrypted packages;
free to download and use;
it is possible to check the signature integrity before opening the document;
you can access information about the certificate issues, timestamps and other data;
advanced signature details are available;
several encryption algorithms are supported;
compatible with modern versions of Windows.