You want to use the CoolKey cryptographic library. e.g. with CAC, PIV and ALT smartcards, which are used by the US Government.
There is no obvious way to activate it in Setup.
The CoolKey cryptographic library is contained in IGEL Linux version 5.11.100.
To use it with Kerberos and/or Citrix StoreFront Logon:
To use it with VMWare Horizon:
To use it with the Firefox browser:
IGEL's Terms & Conditions apply.