tpm2_policylocality(1) General Commands Manual tpm2_policylocality(1) (NAME) tpm2_policylocality - TPM (SYNOPSIS) tpm2_policylocality [] [] (DESCRIPTION) tpm2_policylocality(1) TPM (locality) TPM . TPM . . TPM TPM . (not trusted) . LOCALITY (friendly name) . : (locality) (extended locality). . 1<<0 1<<4 . : - zero: 1<<0 - one: 1<<1 - two: 1<<2 - three: 1<<3 - four: 1<<4 . (OPTIONS) o -S --session=FILE: -S tpm2_startauthsession(1). o -L --policy=FILE: (policy digest). o (ARGUMENT): . o --cphash=FILE . cpHash . : cpHash . (References) (COMMON OPTIONS) . o -h --help=[man|no-man]: (manpage) . (manpager) . "man" "man" man stderr . "no-man" stdout . MANPATH man(1) . o -v --version: TCTI . o -V --verbose: . . o -Q --quiet: stdout. o -Z --enable-errata: (errata fixups). errata TPM . TPM2TOOLS_ENABLE_ERRATA . o -z --pwd-session: HMAC . (clear text) TPM . (unsalted) OpenSSL FIPS . auth (salted) . o -R --autoflush: (autoflush) . . TPM2TOOLS_AUTOFLUSH yes true . TCTI (TCTI Configuration) TCTI "Transmission Interface" TPM . TCTI TPM . TCTI : 1. -T --tcti 2. : TPM2TOOLS_TCTI. : . TCTI : o tabrmd - tabrmd . tabrmd abrmd tcti . o mssim - TPM . o device - TPM . o none - TPM . TPM (off-tpm) TCTI . TCTI . "none" . : : . TCTI (TCTI Defaults) TCTI TCTI dlopen(3) . TCTI tabrmd device mssim . -v TCTI . - "default-tcti" TCTI . TCTI (Custom TCTIs) TCTI TCTI . dlopen(3) tcti-name . dlopen(3) . TCTI (TCTI OPTIONS) TCTI : o device: TCTI (device) (character device) TPM TCTI . /dev/tpm0 . : -T device:/dev/tpm0 export TPM2TOOLS_TCTI="device:/dev/tpm0" o mssim: TCTI mssim IP () . 127.0.0.1 2321 . : -T mssim:host=localhost,port=2321 export TPM2TOOLS_TCTI="mssim:host=localhost,port=2321" o abrmd: TCTI abrmd - `,' . `=' . o TCTI abrmd : 1. `bus_name' : tabrmd ( ). 2. `bus_type' : dbus ( ) `session' `system'. tcti tabrmd bus_name=com.example.FooBar: \--tcti=tabrmd:bus_name=com.example.FooBar tcti (abrmd) bus_type=session: \--tcti:bus_type=session : abrmd tabrmd . (EXAMPLES) (policy) ( ). . (Create a policy restricted by locality 3) tpm2_startauthsession -S session.dat tpm2_policylocality -S session.dat -L policy.dat three tpm2_flushcontext session.dat (Create the object with auth policy) tpm2_createprimary -C o -c prim.ctx tpm2_create -C prim.ctx -u sealkey.pub -r sealkey.priv -L policy.dat \ -i- <<< "SEALED-SECRET" (Try unseal operation) tpm2_load -C prim.ctx -u sealkey.pub -r sealkey.priv -n sealkey.name \ -c sealkey.ctx tpm2_startauthsession \--policy-session -S session.dat tpm2_policylocality -S session.dat -L policy.dat three # Change to locality 3, Note: this operation varies on different platforms tpm2_unseal -p session:session.dat -c sealkey.ctx tpm2_flushcontext session.dat (RETURNS) : o 0 - . o 1 - . o 2 - . o 3 - . o 4 - TCTI. o 5 - . tpm2_testparams. (LIMITATIONS) tpm2_startauthsession(1) : o o tpm2-abrmd. . (SEE ALSO) tpm2_startauthsession(1) tpm2_policypassword(1) tpm2_policycphash(1) tpm2_flushcontext(1) (BUGS) (Github Issues) (HELP) (Mailing List) (LICENSE) Creative Commons Attribution 4.0 (CC BY 4.0) . tpm2-tools tpm2_policylocality(1)