You could, of course, also use the hex representation of the ascii url to obscure it: http://www.google.com/finance/url?sa=D&q=%68%74%74%70%3a%2f%2f%62%69%6e%67

You could, of course, also use the hex representation of the ascii url to obscure it: http://www.google.com/finance/url?sa=D&q=%68%74%74%70%3a%2f%2f%62%69%6e%67%2e%63%6f%6d http://www.google.com/finance/url?sa=D&q=%68%74%74%70%3a...