The British used electronic eavesdropping and money tracking to bust the plane plot. Just the programs that have been criticized in the U.S. for violating civil liberties.
In a Joseph Rago Wall Street Journal article over the weekend Norman Podhoretz complains about poor intelligence in Iraq.
"You cannot fight a revanchist insurgency and certainly not one that uses terrorist tactics without good intelligence . . . and you can only get that kind of intelligence by squeezing it out of prisoners…the domestic opposition and the international community, unhappily, are "defining torture down. The things they're calling 'torture' now have never been and have no business being considered torture."
Present your waterboarding pass at the gate.

Nobody is opposed to LEGAL wiretaps and financial monitoring
as far as I know.