If you don't want to or cannot write your own PHP program that includes validation, that's understandable, but there 'net is full of resources for off-the-shelf PHP form processors. A few of which are actually very good. click here for one of them or search through Hot Scripts, etc. Even a basic array check that exits the program when bad words* are found is better than nothing. I have posted that before but I can do so again if you wish.
*Bad words, in PHP, does not refer just to foul language but to any content that you wish to block.
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