On 6/6/2015 10:08 PM, Massimo Gaggiano wrote: > Hi all, > I use IBM Software TPM and the last version of Trousers. > I'm practicing with PCR extension and Event Log and I'd like some > explanations. > > 1) How does PcrExtend() calculate the 'pcrValue' output param ? > (since starting with an empty PCR, I did expect after the first > extend that was the input data's SHA1 digest, > but evidently I'm wrong)
1 - See 16.1 TPM_Extend Action 5 for the actual calculation. 2 - See Part 1 4.4 Platform Configuration Register (PCR) to understand the concept of a PCR and how it relates to security. ------------------------------------------------------------------------------ _______________________________________________ TrouSerS-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/trousers-users
