Re: [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-29 Thread Jarkko Sakkinen
On Fri, Jan 27, 2017 at 10:53:11PM +0530, Nayna wrote: > > > On 01/26/2017 02:15 AM, Jarkko Sakkinen wrote: > > On Fri, Jan 20, 2017 at 12:05:11PM -0500, Nayna Jain wrote: > > > IMA extends its hash measurements in the TPM PCRs, based on policy. > > > The existing in-kernel TPM extend function ex

Re: [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-27 Thread Nayna
On 01/26/2017 02:15 AM, Jarkko Sakkinen wrote: On Fri, Jan 20, 2017 at 12:05:11PM -0500, Nayna Jain wrote: IMA extends its hash measurements in the TPM PCRs, based on policy. The existing in-kernel TPM extend function extends only the SHA1 PCR bank. TPM 2.0 defines multiple PCR banks, to suppo

Re: [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-27 Thread Nayna
On 01/26/2017 02:15 AM, Jarkko Sakkinen wrote: On Fri, Jan 20, 2017 at 12:05:11PM -0500, Nayna Jain wrote: IMA extends its hash measurements in the TPM PCRs, based on policy. The existing in-kernel TPM extend function extends only the SHA1 PCR bank. TPM 2.0 defines multiple PCR banks, to suppo

Re: [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-26 Thread Nayna
On 01/26/2017 05:03 AM, Jarkko Sakkinen wrote: On Wed, Jan 25, 2017 at 10:45:35PM +0200, Jarkko Sakkinen wrote: On Fri, Jan 20, 2017 at 12:05:11PM -0500, Nayna Jain wrote: IMA extends its hash measurements in the TPM PCRs, based on policy. The existing in-kernel TPM extend function extends on

Re: [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-25 Thread Jarkko Sakkinen
On Wed, Jan 25, 2017 at 10:45:35PM +0200, Jarkko Sakkinen wrote: > On Fri, Jan 20, 2017 at 12:05:11PM -0500, Nayna Jain wrote: > > IMA extends its hash measurements in the TPM PCRs, based on policy. > > The existing in-kernel TPM extend function extends only the SHA1 > > PCR bank. TPM 2.0 defines m

Re: [tpmdd-devel] [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-25 Thread Jarkko Sakkinen
On Thu, Jan 26, 2017 at 12:52:52AM +0200, Jarkko Sakkinen wrote: > On Thu, Jan 26, 2017 at 12:04:01AM +0200, Jarkko Sakkinen wrote: > > On Wed, Jan 25, 2017 at 04:08:55PM -0500, Stefan Berger wrote: > > > On 01/25/2017 03:45 PM, Jarkko Sakkinen wrote: > > > > On Fri, Jan 20, 2017 at 12:05:11PM -050

Re: [tpmdd-devel] [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-25 Thread Jarkko Sakkinen
On Thu, Jan 26, 2017 at 12:04:01AM +0200, Jarkko Sakkinen wrote: > On Wed, Jan 25, 2017 at 04:08:55PM -0500, Stefan Berger wrote: > > On 01/25/2017 03:45 PM, Jarkko Sakkinen wrote: > > > On Fri, Jan 20, 2017 at 12:05:11PM -0500, Nayna Jain wrote: > > > > IMA extends its hash measurements in the TPM

Re: [tpmdd-devel] [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-25 Thread Jarkko Sakkinen
On Wed, Jan 25, 2017 at 04:08:55PM -0500, Stefan Berger wrote: > On 01/25/2017 03:45 PM, Jarkko Sakkinen wrote: > > On Fri, Jan 20, 2017 at 12:05:11PM -0500, Nayna Jain wrote: > > > IMA extends its hash measurements in the TPM PCRs, based on policy. > > > The existing in-kernel TPM extend function

Re: [tpmdd-devel] [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-25 Thread Stefan Berger
On 01/25/2017 03:45 PM, Jarkko Sakkinen wrote: On Fri, Jan 20, 2017 at 12:05:11PM -0500, Nayna Jain wrote: IMA extends its hash measurements in the TPM PCRs, based on policy. The existing in-kernel TPM extend function extends only the SHA1 PCR bank. TPM 2.0 defines multiple PCR banks, to support

Re: [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-25 Thread Jarkko Sakkinen
On Fri, Jan 20, 2017 at 12:05:11PM -0500, Nayna Jain wrote: > IMA extends its hash measurements in the TPM PCRs, based on policy. > The existing in-kernel TPM extend function extends only the SHA1 > PCR bank. TPM 2.0 defines multiple PCR banks, to support different > hash algorithms. The TCG TPM 2.

Re: [PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-20 Thread Jarkko Sakkinen
On Fri, Jan 20, 2017 at 12:05:11PM -0500, Nayna Jain wrote: > IMA extends its hash measurements in the TPM PCRs, based on policy. > The existing in-kernel TPM extend function extends only the SHA1 > PCR bank. TPM 2.0 defines multiple PCR banks, to support different > hash algorithms. The TCG TPM 2.

[PATCH v6 0/2] enhance TPM 2.0 extend function to support multiple PCR banks

2017-01-20 Thread Nayna Jain
IMA extends its hash measurements in the TPM PCRs, based on policy. The existing in-kernel TPM extend function extends only the SHA1 PCR bank. TPM 2.0 defines multiple PCR banks, to support different hash algorithms. The TCG TPM 2.0 Specification[1] recommends extending all active PCR banks to prev