Starting from the Windows Task Bar goto:

           start->Control Panel->System->Advanced->Environment Variables

and a dialog, similar to the one below, will be displayed:

          

Under System variables, click the New button and the following dialog will be display:

          

Enter the following:

          Variable name:  MAVEN_OPTS
          Variable value:  -Djavax.net.ssl.trustStore=/path/to/the/serverTrustStore.jks -Djavax.net.ssl.trustStorePassword="XXXXXX"
          making the appropriate adjustment for /path/to/the/serverTrustStore.jks and the password "XXXXXX".

          

When satisfied that everything is correct, click the OK button.

When the Environmental Variables dialog re-appears, click the OK button.

Finally, you must reboot your workstation.