The FBI is developing a kind of trojan horse software that they can use to intercept voice-over-net communications. Presently, they can tap phones, and they can capture computer keystrokes, but they can't listen in to voice communications over the net. Enter the "Magic Lantern". It's part of a wider FBI project called "Cyber Knight." Cyber Knight would allow investigators to secretly install over the Internet powerful eavesdropping software that records every keystroke on a person's computer, according to people familiar with the effort. Magic Lantern would let them listen in to voice over data communications. Magic Lantern could be installed ...