Canon Oce PlotWave 300 Administration Manual page 136

Use the Océ self-signed certificate with Internet Explorer
1. Place the certificate in the 'Trusted Root Certification Authorities' folder
2. Accept the warning
3. Finish the installation
When the import is successful, the 'Océ Express WebTools' Certificate is recognised and its status
is OK.
136 Chapter 3 - Security on Océ PlotWave 500 and PlotWave 340/360