Proofpoint, Inc. Common Stock, also called Proofpoint, is a cybersecurity company, which engages in the provision of cloud-based solutions. Read More Its security-and compliance platform is comprises of an integrated suite of threat protection, information protection, and brand protection solutions, including email protection, advanced threat protection, email authentication, data loss prevention, SaaS application protection, response orchestration and automation, digital risk, web browser isolation, email encryption, archiving, eDiscovery, supervision, secure communication, phishing simulation and security awareness computer-based training. The company was founded by Eric Hahn in June 2002 and is headquartered in Sunnyvale, CA.