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% tss2_exportkey(1) tpm2-tools | General Commands Manual
%
% APRIL 2019
# NAME
**tss2_exportkey**(1) -
# SYNOPSIS
**tss2_exportkey** [*OPTIONS*]
[common fapi references](common/tss2-fapi-references.md)
# DESCRIPTION
**tss2_exportkey**(1) - This command will duplicate a key and encrypt it using the public key of a new parent. The
exported data will contain the re-wrapped key pointed to by the pathOfKeyToDuplicate and then the JSON encoded policy. Encryption is done according to TPM encryption
schemes specified in the cryptographic profile (cf., **fapi-profile(5)**).
# OPTIONS
These are the available options:
* **-e** **\--pathToPublicKeyOfNewParent**=_STRING_:
The path to the public key of the new parent. This key MAY be in the public key hierarchy /ext.
Optional parameter. If omitted only the public key will exported.
* **-f**, **\--force**:
Force overwriting the output file.
* **-o**, **\--exportedData**=_FILENAME_ or _-_ (for stdout):
Returns the exported subtree.
* **-p**, **\--pathOfKeyToDuplicate**=_STRING_:
The path to the root of the subtree to export.
[common tss2 options](common/tss2-options.md)
# EXAMPLE
```
tss2_exportkey --pathOfKeyToDuplicate=HS/SRK/myRSADecrypt --exportedData=exportedData.file
```
# RETURNS
0 on success or 1 on failure.
[footer](common/footer.md)
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