Internet Infrastructure Under Attack

Someone sliced high-capacity fiber optic cables in Northern California Tuesday in the latest of a dozen cases that have prompted massive Internet outages and stoked fears of a "coordinated attack" as the FBI investigates.

The FBI is investigating the wave of attacks, which on Tuesday disrupted service in some areas of Northern California, including the Sacramento and Rocklin areas. The damage is being treated as vandalism, although Internet provider Wave Broadband called the outage part of a "coordinated attack" on fiber cables.…