stephen williams sdwlignet anyone much positive experience pki based smartcards email smime interoperability programming smart cards etc one area particular seems surprising number projects using cards like datakey 330 seems store data way proprietary particular cardreader driver versions ive told hand java pki smart cards interchangable upward compatible reasons ive able find far using proprietary cards may cheaper along fips validation sdw sdwlignet httpsdwst stephen williams 43392 wayside cirashburnva 201474622 7037240118w 7039950407fax dec2001 httpxentcommailmanlistinfofork wed 07 aug 2002 215612 0400 pki smartcardcaprofileemailsoftware interoperability real standards patents