% tpm2_ecephemeral(1) tpm2-tools | General Commands Manual

NAME

tpm2_ecephemeral(1) - Creates an ephemeral key for use in a two-phase key exchange protocol.

SYNOPSIS

tpm2_ecephemeral [OPTIONS]

DESCRIPTION

tpm2_ecephemeral(1) - Creates an ephemeral key for use in a two-phase key exchange protocol.

OPTIONS

  • ARGUMENT=ALGORITHM:

    Specify the ECC curve. Example ecc521.

  • -u, --public=FILE

    Specify the file path to save the ephemeral public point Q ≔ [r]G.

  • -t, --counter=FILE

    Specify file path to save the least-significant 16 bits of commit count.

References

algorithm specifiers details the options for specifying cryptographic algorithms ALGORITHM.

common options collection of common options that provide information many users may expect.

common tcti options collection of options used to configure the various known TCTI modules.

EXAMPLES

tpm2_ecephemeral -u ecc.q -t ecc.ctr ecc256

returns

footer