NAME

       tpm2_unseal - returns the data in a loaded Sealed Data Object.

SYNOPSIS

       tpm2_unseal[ COMMON OPTIONS ] [ TCTI OPTIONS ] [ --item|--itemContext|--pwdi|--outfile|--passwdInHex| ]

       returns the data in a loaded Sealed Data Object.

DESCRIPTION

       tpm2_unseal returns the data in a loaded Sealed Data Object.

OPTIONS

       -H ,--item
              item handle, handle of a loaded data object

       -c ,--itemContext
              filename for item context

       -P ,--pwdi
              item handle password, optional

       -o ,--outfile
              Output file name, containing the unsealed data

       -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_unseal

              tpm2_unseal -H 0x81010001 -P abc123 -o <outPutFileName>
              tpm2_unseal -c item.context -P abc123 -o <outPutFileName>
              tpm2_unseal -H 0x81010001 -P 123abc -X -o <outPutFileName>

Intel                                             DECEMBER 2016                                   tpm2_unseal(8)