Orange-based Marshal8e6, a developer of web filtering and email security products, disclosed this morning that it has appointed a new CEO, John Vigouroux. According to Marshal8e6, Vigouroux joins from Finjan, where he was President and CEO. He has also served at Tumbleweed Communications, Valicert, Cisco, Adobe, and GE Information. Vigouroux is from Silicon Valley; the firm did not say if Vigouroux will relocate to Orange County with his appointment.