NAME¶

tpm2_getpubek - Generate TCG profile compliant endorsement key(endorsement hierarchy primary object), make it persistent with give ek handle, and return public EK, if any passwd option is missing, assume NULL, default type/alg is 0x1(RSA) Refer to: http://www.trustedcomputinggroup.org/files/static_page_files/7CAA5687-1A4B-B294-D04080D058E86C5F/Credential_Profile_EK_V2.0_R14_published.pdf

SYNOPSIS¶

tpm2_getpubek[ COMMON OPTIONS ] [ TCTI OPTIONS ] [ --endorsePasswd|--ownerPasswd|--ekPasswd|--handle|--alg|--file|--passwdInHex| ]

Generate TCG profile compliant endorsement key(endorsement hierarchy primary object), make it persistent with give ek handle, and return public EK, if any passwd option is missing, assume NULL, default type/alg is 0x1(RSA) Refer to: http://www.trustedcomputinggroup.org/files/static_page_files/7CAA5687-1A4B-B294-D04080D058E86C5F/Credential_Profile_EK_V2.0_R14_published.pdf

DESCRIPTION¶

tpm2_getpubek Generate TCG profile compliant endorsement key(endorsement hierarchy primary object), make it persistent with give ek handle, and return public EK, if any passwd option is missing, assume NULL, default type/alg is 0x1(RSA) Refer to: http://www.trustedcomputinggroup.org/files/static_page_files/7CAA5687-1A4B-B294-D04080D058E86C5F/Credential_Profile_EK_V2.0_R14_published.pdf

OPTIONS¶

-e ,--endorsePasswd

specifies current endorse password (string, optional, default:NULL).

-o ,--ownerPasswd

specifies current owner password (string, optional, default:NULL).

-P ,--ekPasswd

specifies the EK password when created (string, optional, default:NULL).

-H ,--handle

specifies the handle used to make EK persistent (hex).

-g ,--alg

specifies the algorithm type of EK (default:0x01/TPM_ALG_RSA). TPM_ALG_RSA 0x0001 TPM_ALG_KEYEDHASH 0x0008 TPM_ALG_ECC 0x0023 TPM_ALG_SYMCIPHER 0x0025

-f ,--file

specifies the file used to save the public portion of EK.

-X ,--passwdInHex

passwords given by any options are hex format

[COMMON OPTIONS ]

This collection of options are common to many programs and provide information that many users may expect.

-h, --help

Display a manual describing the tool and its usage.

-v, --version

Display version information for this tool.

-V, --verbose

Increase the information that the tool prints to the console during its execution.

[TCTI OPTIONS ]

This collection of options are used to configure the varous TCTI modules available.

-T, --tcti

Select the TCTI used for communication with the next component down the TSS stack. In most configurations this will be the TPM but it could be a simulator or proxy. Supported TCTIs are or “device” or “socket” .

-d, --device-file

Specify the TPM device file for use by the device TCTI. The default is /dev/tpm0.

-R, --socket-address

Specify the domain name or IP address used by the socket TCTI. The default is 127.0.0.1.

-p, --socket-port

Specify the port number used by the socket TCTI. The default is 2321.

ENVIRONMENT: TCTI

This collection of environment variables that may be used to configure the varous TCTI modules available. The values passed through these variables can be overridden on a per-command basis using the available command line options.

TPM2TOOLS_TCTI_NAME

Select the TCTI used for communication with the next component down the TSS stack. In most configurations this will be the TPM but it could be a simulator or proxy. See 'OPTIONS' section for the names of supported TCTIs.

TPM2TOOLS_DEVICE_FILE

Specify the TPM device file for use by the device TCTI.

TPM2TOOLS_SOCKET_ADDRESS

Specify the domain name or IP address used by the socket TCTI.

TPM2TOOLS_SOCKET_PORT

Specify the port number used by the socket TCTI.

EXAMPLES¶

tpm2_getpubek

tpm2_getpubek -e abc123 -o abc123 -P passwd -H 0x81010001 -g 0x01 -f ek.pub
tpm2_getpubek -e 1a1b1c -o 1a1b1c -P 123abc -X -H 0x81010001 -g 0x01 -f ek.pub