Cloudmark, Inc. is a global leader in carrier-grade messaging security, delivering the industry’s fastest, most accurate and comprehensive real-time spam, virus and phishing protection for fixed, mobile and social networks. The Cloudmark suite of security solutions simplifies and advances the management of messaging abuse, increasing network utilization and reducing infrastructure costs. Cloudmark’s patented solutions combine Advanced Message FingerprintingTM technology based on innovative, highly efficient algorithms, a Global Threat NetworkTM consisting of trusted reporters across the globe, real-time, automated analysis of traffic and content patterns, along with security research expertise, to provide real-time security intelligence and filtering across carrier networks. Cloudmark solutions protect more than one billion subscribers for the world’s largest carrier networks. Cloudmark is a privately held company headquartered in San Francisco with offices in London, Paris, Tokyo, Beijing and Hong Kong. Cloudmark was acquired by Proofpoint 2018.