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question confused me about key data storage?

Posted: Fri Aug 23, 2019 12:00 am
by abc101
Hello, everyone.
My question is below.
If the smartcard's platform hardware (not card os) has the certification of EAL4+ or EAL5+ level and I implement a security native COS myself, must I do some encryption and decryption for the very important data like a master key?

Thanks.

Re: question confused me about key data storage?

Posted: Thu Oct 10, 2019 11:28 pm
by kuafu
Yes .