Validates JSP pages to prohibit use of scripting elements. 1.1 scriptfree http://jakarta.apache.org/taglibs/standard/scriptfree Validates prohibitions against scripting elements. javax.servlet.jsp.jstl.tlv.ScriptFreeTLV Controls whether or not declarations are considered valid. allowDeclarations false Controls whether or not scriptlets are considered valid. allowScriptlets false Controls whether or not top-level expressions are considered valid. allowExpressions false Controls whether or not expressions used to supply request-time attribute values are considered valid. allowRTExpressions false