BroadBand Security, Inc. is a Japan-based company engaged in security service business. The Companyâ€™s services include security audit consulting service, vulnerability diagnosis service and information leakage IT countermeasure service. Information Disclosure In the security equipment management service in IT countermeasure services, it sells security equipment to customers and purchase them from manufacturers. In addition, it receives license from overseas security software company in secure mail service and malware detection service. Vulnerability assessment service sometimes outsources a part of vulnerability diagnosis for smart phones.