Security pros work to undo teacher's conviction

Researchers led by the head of a Florida anti-spyware firm aim to recreate what caused a Connecticut school's classroom computer to start displaying pornographic pop-ups in October 2004, an incident that recently led to four felony convictions for the substitute teacher involved.
On January 5, a six-person jury found former Kelly Middle School substitute teacher Julie Amero guilty of four counts of risk of injury to a minor. The charges stem from an October 19, 2004 incident when the computer in the classroom in which Amero was teaching started displaying pornographic pop-up advertisements. Prosecutors argued that Amero surfed porn sites while in class, causing the pop-up advertisements, while the former teacher's defense attorney argued that spyware installed from a hairstyling Web site caused the deluge of digital smut.
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