EFF Statement Before Congress on Carnivore
Surveillance and Privacy from Government
10/28/2000; 2:00:02 PM

'The use of pen registers as applied to traditional land-line telephone systems is fundamentally different than information that is collected using pen registers on the Internet. Allowing a system such as Carnivore to be used unchecked by law enforcement exacerbates the problem of over collection of data and has the potential to harm our open society.'