National Security Bill

The right hon. Gentleman is making a valuable point. One of the problems that we have to get to grips with is the difference between a paid-up agent—the sort of old-school spy who worked for the KGB and others—and someone who works ostensibly for the United Front and is not technically a spy, but is cultivating a malign and covert form of influence. Arguably, they are both as damaging. This is a genuine question: how does one decide which of the two is more serious? Do we equate them, in this day and age?