[Freeipa-devel] GSS-Proxy <-> TPM <-> PKCS#11 (silly idea)

Petr Spacek pspacek at redhat.com
Tue Mar 4 16:08:54 UTC 2014


On 16.2.2014 13:22, Simo Sorce wrote:
> On Fri, 2014-02-14 at 14:51 +0100, Petr Spacek wrote:
>> Hello,
>>
>> I have got an silly idea to use TPM (Trusted Platform Module) as backend for
>> Keytab storage (via GSS-Proxy).
>>
>> GSS-Proxy prevents application from accessing key material, right? So
>> GSS-Proxy could theoretically store keys in TPM and application wouldn't
>> notice any difference, right?
>>
>> We have libraries for that in Fedora already:
>> https://admin.fedoraproject.org/pkgdb/acls/name/trousers
>>
>>
>> Even sillier idea is to use TPM as a PKCS#11 module:
>> http://trousers.sourceforge.net/pkcs11.html
>>
>> I have no idea what the use case could be ... :-) May be as a "cache" for
>> PKCS#11 module in SSSD?
>>
>>
>> As I said, it is just a silly idea.
>>
>
> Open a ticket in the GSS-Proxy trac :)

Is it a good topic for bachelor/master thesis? We are going to send list of 
topics for next year so we have a chance to add it.

We are not going to touch this any time soon so it sounds like a good idea to me.

-- 
Petr^2 Spacek




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