CHECK IF YOUR CERTIFICATE HAS BEEN RENEWED:
Run Nexus Personal program (type down Nexus in Start menu). Open Nexus Personal by clicking on the icon in the Menu bar.
Click on View – Preferences – Card Readers – Empty Cache.
A new dialog opens stating that the cache has been cleared. Confirm by clicking OK.
Your digital certificate has been renewed if the dialog displays Digital Signature – 2 and Non Repudiation – 2.