How skip out the advise “Security Alert” with Internet Explorer 6
If logging in to the student selfservice you see this warning message:

you have to download the
certificate of security from here
you will have this window:

Click on “Open” and this window will open:

Click on “Install Certificate ...” button, this window will open:

Click on “Next” button, this window will open:

Choose “Automatically select the certificate store based on the type of certificate” option and click on button “Next”, this window will open:

Click on button “Finish”, this window will open:

click on “Yes” button, this message will appear:

click on “OK”
The certificate is now installed and you will not have any advise of security using the University website.