gnutls\_session\_get\_master\_secret(3) gnutls gnutls\_session\_get\_master\_secret(3)

# [NAME](#NAME)

gnutls\_session\_get\_master\_secret - API function

# [SYNOPSIS](#SYNOPSIS)

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

**void gnutls\_session\_get\_master\_secret(gnutls\_session\_t session, gnutls\_datum\_t * secret);**

# [ARGUMENTS](#ARGUMENTS)

[gnutls\_session\_t session](#gnutls_session_t)

is a **gnutls\_session\_t** type.

[gnutls\_datum\_t * secret](#gnutls_datum_t)

the session's master secret

# [DESCRIPTION](#DESCRIPTION)

This function returns pointers to the master secret used in the TLS session. The pointers are not to be modified or deallocated.

This function is only applicable under TLS 1.2 or earlier versions.

# [SINCE](#SINCE)

3.5.0

# [REPORTING BUGS](#REPORTING_BUGS)

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

# [COPYRIGHT](#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](#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/](https://www.gnutls.org/manual/)

3.8.13 gnutls

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Document: gnutls_session_get_master_secret(3) from gnutls 3.8.13-r1 (Chainguard OS)
Source: https://gitlab.com/gnutls/gnutls