Web Surfers Beware: The Company Tech May Be a Secret Agent.

Reports on a growing class of workers in the United States who are monitoring the Web use and electronic mail of employees. The lack of legal precedent or laws to restrict their authority; How the Web monitoring programs are empowering some technicians in computer departments; The surveillance power that they have; The example of Douglas Dahlberg who is information-technology manager at Wolverton & Associates Inc.