To verify and check the digital signature of the signed application you can perform the following on any Windows system.

From a Windows operating system:

  1. Right click the file the main executable file (.exe), select Properties > Digital Signatures.
  2. Under Signature list, select the Signature, and click Details.
    You will see information regarding the Code Signing certificate that was used to sign the executable.
  3. Under Countersignatures within the General tab, it will list an entry for a timestamping.
    • If this field is blank, no timestamp exists on this code.

For more information, refer to Microsoft knowledge base at: http://msdn2.microsoft.com/en-us/library/z045761b(VS.80).aspx

How to Check Your File or Any Applications Signature Using the Digicert Certificate Utility for Windows – Code Signing.

Downloading the Digicert Certificate Utility:

  1. On your Windows server or workstation, download and save the Digicert Certificate Utility for Windows executable (DigiCertUtil.exe).
  2. Run the Digicert Certificate Utility for Windows by Double-click DigiCertUtil.

Using the Digicert Utility to check Code Signing signatures. 

  1. In the Digicert Certificate Utility, Click Code Signing.
  2. Click Check Signature.
  3. Browse and open to the location and path of the signed application.
    1. In the Code Signed Signature Check window, you should see a green checkmark for “The file is signed and the signature was verified.”
    2. If the application was time stamped then, you should also see a green checkmark for “The signature was time stamped by ‘CA Name’ on ‘Date and Time’”
    3. If this application was signed for kernel driver purposes, the page will contain Kernel Mode Cross Certificate information.

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