I Can Has UR .htaccess File
Notice that isn’t a question, it’s a statement of fact Twitter is having a bad month. After it was blamed, albeit incorrectly, for a breach leading to the disclosure of both personal and ...
Published Jul 21, 2009
Version 1.0
Lori_MacVittie
Employee
EmployeeLori_MacVittieEmployee
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Lori_MacVittie1
Nimbostratus
Nimbostratus@Roch
I don't think that .htaccess itself can scan the payload, which you'd need to do on either the submit or the response to find offensive URIs and either strip them out or replace them.
However, you can use .htaccess to block access from YOURDOMAIN.com in general. Check out this article on blocking referrer spam and this one as well
HTH,
Lori