But if session objects are stored on the card and the card is removed the session objects remain on the card!
 
The session objects must be deleted when the session is closed!
 
Thanks you very much
 
Matteo Ferrara
 
 
----- Original Message -----
To: MUSCLE
Sent: Wednesday, December 01, 2004 5:08 PM
Subject: Re: [Muscle] A question about PKCS #11 for MUSCLE Card

yes - session objects are mostly stored in the smartcard, in 99% of study cases.
 
But one cannot generalize from this, and make a simple factual answer.
 
All session objects could theoretically exist outside the cryptomodule: if the entire state of the card is serialized, persisted to a stream, and the stream is passed back and forth between client and applet instance. A User of PKCS11 will not know if this is happening. This design is not common; other designs focus on specific problems reuiqring session objects to NOT be stored in the smartcard:
 
If SSL asks PKCS11 to generate an ephermeral DH keypair, for example, the keypair could be exported through the PKCS interface to an off card data store. The key is a session object (in SSL terms), that exists for the duration of the SSL connection; if the PKCS token has no flash, the DH parameters may be downloaded to the card each time the card is reconnected to the SSL protocol engine. Similarly, the current MACs used in a run of the SSL protocol might similarly be downloaded, to "resume the session" once the card is powered-up, and a particular applet instance is selected.
 
----- Original Message -----
To: MUSCLE
Sent: Wednesday, December 01, 2004 7:28 AM
Subject: Re: [Muscle] A question about PKCS #11 for MUSCLE Card

Excuse me for my bad english.
 
My question is very simple.
 
Where are stored the Session Objects?
 
In the Smart Card??
 
Matteo Ferrara


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