Proofpoint, Inc. (Proofpoint) is a security-as-a-service vendor that delivers data protection solutions, which helps medium- and large-sized organizations worldwide. Proofpoint�s security-as-a-service platform consists of an integrated suite of on-demand data protection solutions, including threat protection, regulatory compliance, archiving and governance, and secures communication. It provides a multi-tiered security-as-a-service platform consisting of solutions, platform technologies and infrastructure. The Company�s security-as-a-service platform includes four solutions bundled for the convenience of its customers: Proofpoint Enterprise Protection, Proofpoint Enterprise Privacy, Proofpoint Enterprise Archive and Proofpoint Enterprise Governance. Its platform services consist of content inspection, reputation, encryption and key management, notification and workflow, and analytics and search. During the year ended December 31, 2011, the Company acquired NextPage, Inc.