Signing an MSIX App Package using Standard Method

An MSIX package can be signed using a digital certificate through the Standard signing method. This allows you to sign the package using either a Certificate File (.pfx) or a Certificate Store.

To sign an MSIX app package using Standard signing method:

1. Right-click the MSIX package and select Sign Package. The Sign MSIX Package wizard appears.
2. In the Certificate Information panel, specify the certificate details required to sign MSIX packages.
3. In the Signing Type drop down, select Standard.
4. In the Select Certificate for Signing drop down, select either:
Certificate File (.pfx)
Certificate Store

For Certificate File (.pfx):

Certificate File—Specify the path to a valid PFX certificate file or click the ellipsis (...) button to browse and select the file.
Certificate Password—Enter the password for the PFX certificate file.
Time Stamp Server URL—Enter a valid Time Stamp Server URL.

For Certificate Store:

Note:If you select the Certificate Store option, make sure that the Certificate has been imported. For more details on importing the certificate, see Import Certificate.

Certificate Store Location—Select either User or Machine.
Certificate Store Name—Choose the required store name from the drop down list.
Certificate Subject—Select the relevant certificate subject from the drop down list. Click View Details to see the details of the selected certificate.
5. Click Sign.
6. Click OK and agree the confirmation dialog which appears.