tpm2_pcrread(1) General Commands Manual tpm2_pcrread(1) (NAME) tpm2_pcrread - TPM2 (PCR) (SYNOPSIS) tpm2_pcrread [] PCR_LIST_OR_ALG (DESCRIPTION) tpm2_pcrread(1) PCR . tpm2_pcrread(1) PCR () . PCR . PCR . " " " (Algorithm Specifiers)" . " (Supported Hash Algorithms)" . PCR ( sha1 sha256 ) (0 1 2 ) PCR " PCR (PCR Bank Specifiers)" . (NOTES) . YAML (stdout) PCR . sha1 sha256 PCR . : $ tpm2_pcrread sha1:0+sha256:0 sha1 : 0 : 0000000000000000000000000000000000000003 sha256 : 0 : 0000000000000000000000000000000000000000000000000000000000000003 (OPTIONS) o -o --output=FILE: PCR () . o --cphash=FILE . cpHash . : cpHash . o -S --session=FILE: . o -F --pcrs_format=FORMAT: (blob) PCR. `values' PCR . `serialized' PCR (little endian) . `marshaled' (marshaling) (unmarshaling) TSS2 . marshaled : TPML_PCR_SELECTION UINT32 ( TPML_DIGEST) TPML_DIGEST [ TPML_DIGEST]. . `values' . (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) 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 . PCR (PCR bank specifiers) (Supported Hash Algorithms) : o 0x4 sha1 TPM_ALG_SHA1 o 0xB sha256 TPM_ALG_SHA256 () o 0xC sha384 TPM_ALG_SHA384 o 0xD sha512 TPM_ALG_SHA512 o 0x12 sm3_256 TPM_ALG_SM3_256 : TPM . (Algorithm Specifiers) " (nice-names)" . : . TPM . (Simple specifiers) . . " " . (Asymmetric) o rsa o ecc (Symmetric) o aes o camellia o sm4 (Hashing Algorithms) o sha1 o sha256 o sha384 o sha512 o sm3_256 o sha3_256 o sha3_384 o sha3_512 (Keyed Hash) o hmac o xor (Signing Schemes) o rsassa o rsapss o ecdsa o ecdaa o ecschnorr o sm2 (Asymmetric Encryption Schemes) o oaep o rsaes o ecdh (Modes) o ctr o ofb o cbc o cfb o ecb (Misc) o null (Complex Specifiers) TPM . : :: (Type Specifiers) . . o aes - AES: aes128. o aes128 - AES (ctr|ofb|cbc|cfb|ecb). null . o aes192 - aes128 . o aes256 - aes128 . o sm4 - SM4: sm4128. o sm4128 sm4_128 - SM4 (ctr|ofb|cbc|cfb|ecb). null . o ecc - ecc256. o ecc192 ecc_nist_p192 - NIST ECC. o ecc224 ecc_nist_p224 - NIST ECC. o ecc256 ecc_nist_p256 - NIST ECC. o ecc384 ecc_nist_p384 - NIST ECC. o ecc521 ecc_nist_p521 - NIST ECC. o ecc_sm2 ecc_sm2_p256 - SM2. o rsa - RSA: rsa2048. o rsa1024 - RSA . o rsa2048 - RSA . o rsa3072 - RSA . o rsa4096 - RSA . (Scheme Specifiers) . (Signing Schemes) (Asymmetric Encryption Schemes) . . sha256 . . (Hash Optional Scheme Specifiers) : oaep-sha256. o oaep o ecdh o rsassa o rsapss o ecdsa o ecschnorr o sm2 (Multiple Option Scheme Specifiers) ( UINT16) (-) . * ecdaa ecdaa4-sha256. . (No Option Scheme Specifiers) . * rsaes (Symmetric Details Specifiers) (type) . . aes128cfb . (Examples) rsa2048 rsaes tpm2_create -C parent.ctx -G rsa2048:rsaes -u key.pub -r key.priv ecc256 ecdaa sha384 /tpm2_create -C parent.ctx -G ecc256:ecdaa4-sha384 -u key.pub -r key.priv (EXAMPLES) PCR tpm2_pcrread PCR tpm2_pcrread sha1 PCR tpm2_pcrread -o pcrs sha1:16,17,18+sha256:16,17,18 PCR tpm2_pcrread (NOTES) PCR (dump) . TPM PCR . (RETURNS) : o 0 - . o 1 - . o 2 - . o 3 - . o 4 - TCTI. o 5 - . tpm2_testparams. (BUGS) (Github Issues) (HELP) (Mailing List) (LICENSE) . (CC BY 4.0) . tpm2-tools tpm2_pcrread(1)