Liberty Defense Holdings Ltd. engages in the commercialization of an active 3D imaging technology system, HEXWAVE, to detect concealed threats. The company is headquartered in Wilmington, Massachusetts. The company went IPO on 2013-06-14. Its segments include Corporate, HEXWAVE and Contract. The firm is engaged in the development and commercialization of advanced security detection technologies. Its product, HEXWAVE, utilizes millimeter wave technology and advanced 3D imaging to detect concealed threats. In addition to HEXWAVE, it has licensed High-Definition Advanced Imaging Technology (HD-AIT) for body and shoe scanning. Its active three-dimensional (3D) radar imaging technology, provides discrete, modular, and scalable protection to provide layered, stand-off detection capability of metallic and non-metallic weapons. The HEXWAVE product uses millimeter wave, advanced 3D imaging, and AI to detect concealed metallic and non-metallic weapons, such as liquid, plastic, and powder explosives.