Please find attahced hereiwith PKI PPT file for your perusal.
 For Athena USB Token drivers, you may use following link :
 For 64 bit Systems with Windows 7 etc
a. capicom.dll is to be copied directly as administrator to c:\windows\syswow64
b. run Command Prompt as administrator
c. Enter command as c:\windows\syswow64>regsvr32 capicom.dll