NetWrix USB Blocker helped the Department of Highways of Sao Paulo protect its computers and data. The department had 800 computers vulnerable to viruses and data theft through USB devices. NetWrix USB Blocker securely locks and controls USB devices to prevent unauthorized data transfers. It was easy to deploy, did not interfere with other software, and provided excellent technical support. The solution ensured the department's data was protected from threats transferred via USB ports.