Are you sick of receiving spam submissions on your Joomla! website forms?  Do you have spam bots sign up for accounts and post on your forums?  There are several options available to you nowadays to work against these pesky spammers!

GPL stands for General Public License and is sometimes referred to as GNU GPL.  GNU stands for "GNU's Not Unix" and is a computer operating system composed entirely of free software.  GNU was developed by Richard Stallman, and was provided under the GNU General Public License (GPL).  Although the GNU GPL was originally intended for the GNU operating system, it was quickly adopted by lots of other free software.  It has undergone several revisions, and there are a few "sub-types", with the latest version of GNU-GPL being version 3.

If you've secured your site using JSecure, you'll know that you need to browse to /administrator/?keyword to access your admin back-end.  What happens if you forget the keyword, or something goes wrong with the jSecure plugin?

NOTE: THIS ARTICLE HAS AN UPDATE AVAILABLE HERE

The number of people I see posting on forums asking for support on components who are running versions of Joomla! sometimes 4 or more versions out of date is really quite alarming - when I point out to them the error of their ways, often the first question is "Well how do I upgrade to the latest version?".  Hopefully this article should help clarify the process involved with installing the latest patches for Joomla! and help you stay up to date!

Joomla! docs has a full walk-through of this process, which is where most of the information in this article is from.