In 2014 at OSTraining.com, we tried one particular unobtrusive technique on some of our web forms.
We decided to stop the flood of spambots sending spam via those forms.
That worked out much better than we could have expected. So, we decided to turn this into a Joomla plugin. This is how our OSpam-a-not was born.
[[ This is a content summary only. Visit http://OSTraining.com for full links, other content, and more! ]]