Close on the heels of the legislation, regulation and litigation over the privacy of telephone subscriber information is the examination of “caller-id spoofing”. The Florida Attorney General has issued subpoenas to a website that claims to sell “calling cards that allow parties to display fraudulent numbers on caller ID”. Reported at consumeraffairs.com, which also has an extensive set of links to prior articles on the whole telephone subscriber investigation blow up.

The Federal Communications Commission (FCC) has been investigating businesses that advertise products and tools that will enable the caller to display a self selected number on the receiver’s caller-id. The recent Wired article cites Orin Kerr, a law professor, who suggests that the proposed regulation of telephone spoofing may interfere with the 1st Amendment right to anonymous speech.