Image: Martha StrachanLifeLock, the ethics-bending, Tempe-based firm covered in two 2007 New Times feature articles, has been permanently banned from performing what used to be its most basic service.Under a lawsuit settlement with Experian, a major credit bureau, LifeLock can no longer place a fraud alert on its customers credit bureau accounts. The alerts, which work like electronic red flags in a vast database of credit users, halt someone from opening a new line of credit in your name u