Hello,
on my website using EasyBlog, I've some duplicate content, for instance:
This original article:
http://kiwik.net/joomla/optimisation-performance/200-sécuriser-optimiser-vos-sites-web-avec-aesecure
is also available with this URL:
http://kiwik.net/en/joomla/3/the-book-for-everyone/201-secure-and-optimize-your-websites-with-aesecure
This website use the native multilingual functionality.
Thanks for your help.