tpm_nvrelease (8)

tpm_nvrelease [\s-1OPTIONS\s0]

tpm_nvrelease releases an \s-1NVRAM\s0 area. The user must provide the index of the \s-1NVRAM\s0 area. If owner authentication is required then the user must provide the owner password.

Note that some areas cannot be released since they are permanent. Others can be release only after a reboot of the system.

The following options are supported:

-h, --help

Display command usage info.

-v, --version

Display command version info.

-l, --log [none|error|info|debug]

Set logging level.

-u, --unicode

Use \s-1TSS\s0 \s-1UNICODE\s0 encoding for passwords to comply with applications using \s-1TSS\s0 popup boxes

-y, --owner-well-known

Use a secret of all zeros (20 bytes of zeros) as the owner's secret.

-o, --pwdo

The owner password. A password may be directly provided for example by using '--pwdo=password' or '-opassword'. If no password is provided with this option then the program will prompt the user for the password.

-i, --index

The index of the \s-1NVRAM\s0 area that is to be released. The parameter may either be a decimal number or a hexadecimal number starting with '0x'.

tpm_nvdefine(8), tpm_nvinfo(8), tpm_nvread(8), tpm_nvwrite(8)

Report bugs to <[email protected]>