Terrorism. Uh huh. What they're really looking for are U.S. citizens trying to protect their money from the U.S. government's over-taxation. Any European should be upset about this blatant violation of their liberty and right to privacy by a government that does not represent them.
There is no right to commit fraud.
But there is a right to privacy. Unless you want to posit that "if you're not doing anything wrong then you have nothig to worry about."