XML Security Library


XML Security Library

XML Security Library is a C library based on LibXML2. The library supports major XML security standards:

XML Security Library is released under the MIT Licence see the Copyright file in the distribution for details.


  • April 20 2016
    The XML Security Library 1.2.22 release includes the following changes:
    • Restored SOAP parser to support backward compatibility for Lasso project.

  • April 12 2016
    The XML Security Library 1.2.21 release includes the following changes:
    • Added OOXML Relationships Transform Algorithm (patch from Miklos Vajna).
    • Added experimental GOST2012 support for xmlsec-openssl (patch from Nikolay Shaplov).
    • Migrated XMLSec to GitHub.
    • Added OpenSSL 1.1.0 (pre 2) API support (major re-factoring for all OpenSSL based implementations of the block ciphers and the DSA/ECDSA signatures).
    • Removed support for legacy OpenSSL 0.9.6 (last release: March, 2004) and 0.9.7 (last release: February, 2007).
    • Completely revamped manpages/documentation build to completely pass 'make distcheck' tests.
    • Deprecated XMLSEC_CRYPTO define in favor of xmlSecGetDefaultCrypto() function.
    • Implemented several other smaller features; fixed several other minor bugs, code cleanups: (more details).

  • Jan 28 2016
    The XML Security Library was migrated to GitHub. Please use GitHub for accessing source code and reporting issues.

  • May 27 2014
    The XML Security Library 1.2.20 release fixes a number of miscellaneous bugs and updates expired or soon-to-be-expired certificates in the test suite.

  • March 24 2013
    The XML Security Library 1.2.19 release adds support for DSA-SHA256, ECDSA-SHA1, ECDSA-SHA224, ECDSA-SHA256, ECDSA-SHA384, ECDSA-SHA512 and fixes a number of miscellaneous bugs.