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Take Control of TCPA

Issue 112

From Issue #112
August 2003

Aug 01, 2003  By David Safford, Jeff Kravitz and Leendert van Doorn
 in
Can you trust “Trusted Computing”? Learn how it works with free software that lets you store your own keys securely.
Next Steps

The IBM TCPA tutorial package is not a complete TSS implementation, as it was mainly intended to make TCPA easier to understand. It does not do TPM resource management for handles and loaded keys nor does it give access to the TPM's key backup and migration facilities. These are topics for future development and articles.

David Safford is a researcher at IBM's T. J. Watson Research Center where he leads a security analysis group and gets to play with fun things like TCPA, Linux and wireless security. He can be contacted at safford@watson.ibm.com.

Jeff Kravitz works in IBM's T. J. Watson Research Center where he has worked on various projects, including communications gateways, multitasking operating systems for embedded systems and software for controllers of gigabit optical networks. Jeff currently works on the uses of public key cryptography.

Leendert van Doorn is a researcher at IBM's T. J. Watson Research Center where he runs the secure embedded systems group. He has actively hacked on many versions of UNIX (starting with V6), Amoeba, Paramecium and Linux. He even has been known, but strongly denies, to have written Windows drivers. His current interests include operating systems, security, secure coprocessors, simulators and hypervisors. He can be contacted at leendert@watson.ibm.com.

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kernel >2.6.10

tpm user's picture
Submitted by tpm user (not verified) on Thu, 04/28/2005 - 10:49.

################################################################################

> actually i'm having some problems inserting
> the tpm-module i downloaded
> from the ibm-page
>

Yes, its a change in the return value of pci_register_driver() in the
kernel starting with 2.6.10. In the source

static int __init
init_tpm(void)
{
-----> if (!pci_register_driver(&tpm_pci_driver)) {
pci_unregister_driver(&tpm_pci_driver);
return -ENODEV;
}
.....

change the line to

if (pci_register_driver(&tpm_pci_driver) < 0) {

################################################################################

it's working for me, i hope this will help

working!

Musik's picture
Submitted by Musik (not verified) on Thu, 04/27/2006 - 18:56.

it is working fine for me, too. Tried around a bit but it is working.

The last line of the two tabl

Anonymous's picture
Submitted by Anonymous (not verified) on Sun, 02/06/2005 - 17:24.

The last line of the two tables not spanning both columns has me quite perplexed. Garrick?!

Garrick, please remember to f

Anonymous's picture
Submitted by Anonymous (not verified) on Wed, 02/02/2005 - 15:00.

Garrick, please remember to follow the typesetting instrustions given in the text, and then to remove said instructions! :-)

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