Kaspersky Lab is a developer of secure content and threat management systems and the world’s largest privately held vendor of software security products. Kaspersky Lab ranks fourth in the global ranking of antivirus vendors. The Kaspersky Anti-Virus engine also powers products or solutions by other security vendors, such as Check Point, Bluecoat, Juniper Networks, Sybari (acquired by Microsoft in 2005), Netintelligence, GFI Software, F-Secure, Clearswift, FrontBridge, G-Data, Netasq, Wedge Networks, and others. Altogether, more than 120 companies are licensing technology from Kaspersky Lab. Kaspersky Lab also has a number of partnerships with various technology companies.