tpm_updatepcrhash(8)

update a PCR composite hash

Section 8 tpm-quote-tools bookworm source

Description

VERIFY TPM QUOTE

NAME

tpm_updatepcrhash - update a PCR composite hash

SYNOPSIS

tpm_updatepcrhash [-hv] OLD-HASH-FILE PCR-VALUE-FILE NEW_HASH-FILE

DESCRIPTION

This program updates the PCR composite hash in file OLD-HASH-FILE to produce the file NEW-HASH-FILE. The new composite hash is computed from the data in the file PCR-VALUE-FILE, which contains a list of PCR index=value pairs. The format of this file as the same as PCR value file generated by tpm_getpcrhash.

-h

Display command usage info.

-v

Display command version info.

SEE ALSO

tpm_quote_tools(8), tpm_mkaik(8), tpm_getpcrhash(8), tpm_getquote(8)