Tessian

Tessian, founded in 2013, operates in the cloud email security market, serving enterprises that require advanced protection against email threats. The company leverages machine learning and behavioral data science to automatically stop sophisticated threats that bypass traditional Secure Email Gateways. Tessian's platform addresses issues such as advanced phishing attacks, business email compromise, accidental data loss, and insider threats. By integrating real-time coaching on security threats, Tessian not only enhances email security but also fosters smarter security cultures within organizations. The business model is primarily subscription-based, offering its services to enterprises looking to bolster their email security infrastructure. Tessian generates revenue through these subscriptions, providing ongoing updates and support to its clients. The company has garnered significant backing from investors like March Capital, Sequoia, Accel, and Balderton, and has been recognized for its innovation in the industry. Tessian was recently acquired by Proofpoint, further solidifying its position in the market.

Keywords: email security, machine learning, data loss prevention, phishing, business email compromise, insider threats, behavioral data science, enterprise, subscription-based, Proofpoint.