[Trustedjava-support] R: info about tpm quote

[<cas...@al...>]

Thank you for your response!

If i can, i have an other question:
in my remote attestation the server receives the message =
(resultQuote,eventLog,aikcertification).
i have to attest the resultQuote using event log. how can i do?
which functions have i to use?=20

if you want to response me, i will be really grateful to you. Are there =
documents that explain something about this in details?

thanks in advance,
regards

Alessandro Fabbri



-----Messaggio originale-----
Da: Martin Pirker [mailto:Mar...@ia...]
Inviato: mar 11/09/2007 11.17
A: cas...@al...
Cc: tru...@li...
Oggetto: Re: [Trustedjava-support] info about tpm quote
=20
cas...@al... wrote:
> an untrusted terminal has to do a quote operation
> the message the terminal has to send is: {pcr_set,nonce} signed with =
private aik,
> but i don't understand how i can retrieve this message from the =
structures the quote operation uses

TcTssValidation validation =3D TcTssStructFactory.newValidation();
validation.setExternalData(...nonce...);

TcIPcrComposite pcrSelection =3D context.createPcrCompositeObject(0);
pcrSelection.selectPcrIndex(...yourfavouritePCR...);

TcTssValidation quoteResult =3D context.getTpm().quote(aikKey, =
pcrSelection, validation);

... =3D quoteResult.getData();            // plain data
... =3D quoteResult.getValidationData();  // signature


HTH

--=20
Martin Pirker
IAIK, TU Graz