Finjan protects businesses and other organizations from inhospitable guests. The company provides network security appliances and related software used to protect enterprise data and Web-based content. Finjan's security products protect against spyware, phishing, trojans, malware, and viruses. The company's Vital Security appliance line includes models tailored to customers ranging in size from small businesses to large enterprises. Its customers have included the Munich Airport and Wacker Construction Equipment. Finjan also provides tiered technical support plans. The company was founded in 1996.