For the following process description, we have used the following:
- Smart card: MARX CrypToken from SafeSign
- Operating system: Ubuntu 14.04
- Drivers used for the smart card: SafeSignIdentityClient-3.0-33.amd64.deb
The process can be followed analogously with other smart cards.
Proceed as follows to install the super admin certificate via Firefox:
In Firefox, open Options, click Privacy & Security in the left-side bar and scroll down to the section Security:
![](/appliance-eidas/files/3839994/3839998/1/1703067938150/UsingExternalCA_ConfigureSmartCard_1.png)
Click Security Devices... to open the Firefox Device Manager:
![](/appliance-eidas/files/3839994/3839996/1/1703067937897/UsingExternalCA_ConfigureSmartCard_2.png)
Click Load on the right to define a new security device.
In the Load dialog, enter Module Name and Module filename. The value for Module filename must point to the library that the smart card is using:
![](/appliance-eidas/files/3839994/3839997/1/1703067938032/UsingExternalCA_ConfigureSmartCard_3.png)
The new device is now listed in the Device Manager window.
Select the device, click Load from the side menu and enter the master password of the smart card.
![](/appliance-eidas/files/3839994/3839995/1/1703067937785/UsingExternalCA_ConfigureSmartCard_4.png)
Click OK to log in. With the successful login the smart card is correctly configured with Firefox.
![](/appliance-eidas/files/3839994/3839999/1/1703067938270/UsingExternalCA_ConfigureSmartCard_5.png)