% tss2_getrandom(1) tpm2-tools | General Commands Manual % % APRIL 2019
tss2_getrandom(1) -
tss2_getrandom [OPTIONS]
tss2_getrandom(1) - This command uses the TPM to create an array of random bytes.
These are the available options:
-n, --numBytes=INTEGER:
The number of bytes requested by the caller.
-f, --force:
Force overwriting the output file.
-o, --data=FILENAME or - (for stdout):
The returned random bytes.
--hex
Convert the output data to hex format without a leading "0x".
tss2_getrandom --numBytes=20 -data=- | hexdump -C
0 on success or 1 on failure.