VASCO Data Security International, Inc., through its subsidiaries, designs, develops, markets, and supports hardware and software security systems that manage and secure access to information assets worldwide. It provides hardware and software products in the areas of user authentication, electronic signatures, and digital signatures/public key infrastructure. The company offers VACMAN range of products that support multiple authentication technologies, including passwords, dynamic password technology, electronic signatures, digital signatures, and certificates and biometrics on one platform. It also provides IDENTIKEY Server, a centralized authentication server, which supports the deployment, use, and administration of DIGIPASS user authentication. In addition, the company offers aXs GUARD Identifier, a standalone authentication solution that offers two-factor authentication for remote access to a corporate network or to a Web-based in-house business applications; and aXs GUARD Gatekeeper, which brings user authentication and secure Internet communications to the enterprise through multiple software modules. Further, it provides DIGIPASS product line that exists as a family of software and hardware client authentication products and services for authenticating users to any network, including the Internet; and DIGIPASS as a service, which offers on-demand identity and transaction security as a service. The company’s DIGIPASS solution calculates dynamic signatures and passwords to authenticate users on a computer network and for various other applications. The DIGIPASS technology is also designed to operate on desktop personal computers or laptops, personal digital assistants, mobile phones, and smart cards. The company sells its security solutions through its direct sales force, as well as through distributors, resellers, and systems integrators. VASCO Data Security International, Inc. was founded in 1996 and is headquartered in Oakbrook Terrace, Illinois.