ZdNet reports that the U.S. Department of Homeland Security plans to announce details of a cyberalert system on Wednesday, two days after a virus called MyDoom spread rapidly across the Internet. The system, which will be detailed by the department's National Cyber Security Division, could mimic the color-coded scheme the government uses to warn citizens and alert law enforcement authorities of terrorism threats, a source familiar with some details of the plan said. The latest e-mail virus, MyDoom, underscores the need for a system to alert and inform Internet users. The mass-mailing computer virus took off on Monday, spreading faster than any previous virus, security experts said this week. The alert system could include a common way for home and business users to report security issues and Internet threats. Read on at ZdNet