Proofpoint is a next-generation cybersecurity company that protects your people, data and brand against advanced threats and compliance risks.
Emerging Threats - now part of Proofpoint - is a world-leading provider of open source and commercial threat and malware intelligence.
From their website:
For seven years running, Proofpoint has been a leader in Gartner’s “Magic Quadrant for Security Email Gateways” report. We’re also a leader in Gartner’s “Magic Quadrant for Enterprise Information Archiving.” We can help you secure and control inbound and outbound email through cloud-based solution that deploys quickly and adapts continuously. Protect your people, data and brand from today’s threats, including email fraud, impostor email, phishing, malware, and spam.
For more see: proofpoint.com