What is the Porsche piwis 3 tester PPN browser?

Menu path: Applications -browser

You can access the following areas in the PPN browser:
Porsche Partner Network Home
Porsche Partner Network
Important: The Porsche Partner Network can only be accessed if a valid PPN certificate is installed.
1.Make sure that the PIWIS Tester is connected to the Internet.
2.Select the desired entry in the drop-down menu.
After you log into the PPN browser, your name will be displayed at the left-hand side of the task bar.
Note: The PPN browser also opens when certain functions are called up, e.g. from Guided Fault Finding.