---
name: "gnutls_pkcs11_copy_secret_key"
section: "3"
platform: "linux"
package: "gnutls"
version: "3.8.13-3"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/gnutls_pkcs11_copy_secret_key"
---

# gnutls\_pkcs11\_copy\_secret\_key(3)

API function

## NAME

gnutls\_pkcs11\_copy\_secret\_key - API function

## SYNOPSIS

**#include \<gnutls/pkcs11.h\>**

**int gnutls\_pkcs11\_copy\_secret\_key(const char \*** *token\_url***, gnutls\_datum\_t \*** *key***, const char \*** *label***, unsigned int** *key\_usage***, unsigned int** *flags***);**

## ARGUMENTS

- const char \* token\_url

  A PKCS **11** URL specifying a token

- gnutls\_datum\_t \* key

  The raw key

- const char \* label

  A name to be used for the stored data

- unsigned int key\_usage

  One of GNUTLS\_KEY\_\*

- unsigned int flags

  One of GNUTLS\_PKCS11\_OBJ\_FLAG\_\*

## DESCRIPTION

This function will copy a raw secret (symmetric) key into a PKCS **11**  token specified by a URL. The key can be marked as sensitive or not.

## RETURNS

On success, **GNUTLS\_E\_SUCCESS** (0) is returned, otherwise a negative error value.

## SINCE

2\.12.0

## REPORTING BUGS

Report bugs to \<bugs@gnutls.org\>.\
 Home page: https://www.gnutls.org

## COPYRIGHT

Copyright © 2001-2023 Free Software Foundation, Inc., and others.\
 Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.

## SEE ALSO

The full documentation for **gnutls** is maintained as a Texinfo manual. If the /usr/share/doc/gnutls/ directory does not contain the HTML form visit

- https://www.gnutls.org/manual/