NAME¶

tpm2_takeownership - Inserting authorization values for the ownerAuth, endorsementAuth, and lockoutAuth, if any passwd option is missing, assume NULL.

SYNOPSIS¶

tpm2_takeownership[ COMMON OPTIONS ] [ TCTI OPTIONS ] [ --ownerPasswd|--endorsePasswd|--lockPasswd|--oldOwnerPasswd|--oldEndorsePasswd|--oldLockPasswd|--passwdInHex|--clear| ]

Inserting authorization values for the ownerAuth, endorsementAuth, and lockoutAuth, if any passwd option is missing, assume NULL.

DESCRIPTION¶

tpm2_takeownership Inserting authorization values for the ownerAuth, endorsementAuth, and lockoutAuth, if any passwd option is missing, assume NULL.

OPTIONS¶

-o ,--ownerPasswd

new Owner authorization value (string, optional, default:NULL).

-e ,--endorsePasswd

new Endorsement authorization value (string, optional, default:NULL).

-l ,--lockPasswd

new Lockout authorization value (string, optional, default:NULL).

-O ,--oldOwnerPasswd

old Owner authorization (string, optional, default:NULL).

-E ,--oldEndorsePasswd

old Endorsement authorization (string, optional, default:NULL).

-L ,--oldLockPasswd

old Lockout authorization (string, optional, default:NULL).

-X ,--passwdInHex

passwords given by any options are hex format

-c ,--clear

[-L [-X]] clears the 3 authorizations values with lockout auth.

[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_takeownership

Set ownerAuth, endorsementAuth and lockoutAuth to emptyAuth: 
tpm2_takeownership -c -L old
Set ownerAuth, endorsementAuth and lockoutAuth to a newAuth: 
tpm2_takeownership -o new -e new -l new -O old -E old -L old
tpm2_takeownership -o 2a2b2c -e 2a2b2c -l 2a2b2c -O 1a1b1c -E 1a1b1c -L 1a1b1c -X