Joomla Security Update: 1.5.23

Joomla released a security update today. This puts Joomla up to 1.5.24 and addresses issues relating to weak encryption causes potential information disclosure.
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Keep your site secure and patched, download the latest security updates from the Joomla.org website and read over the release notes to see what has been fixed.

Remember always preform a full backup before applying any update wither it be Joomla core updates or component updates.