BT Managed Security Solutions wants to keep digital networks safe. A unit of UK-based telecommunications company BT Group, it provides a variety of managed network security monitoring services to clients in about 170 countries. It specializes in security assessment, consulting, network device management, and denial of service attack prevention, among other areas. BT Managed Security Solutions also provides data security services for corporate clients related to regulatory requirements for internal business practices. It serves such industries as financial services, health care, manufacturing, and retail. BT Managed Security Solutions also counts state and federal government agencies among its clients.