Abnormal AI

Abnormal AI is a cybersecurity company that builds AI‑powered solutions for inbound email security. The Message Security Division creates a platform that protects organizations from email‑based threats at massive scale. Its product portfolio includes AI Security Mailbox, AI Phishing Coach, Email Productivity, Core Account Takeover Protection, and Security Posture Management. Abnormal AI recently closed a Series D financing round of $250 million, reflecting rapid growth and strong investor confidence. The company operates remotely for teams in the United States and Canada, with optional office locations in San Francisco and New York City. Abnormal AI emphasizes a culture of ownership, velocity, and AI innovation, aiming to reimagine the future of cybersecurity with AI at its core. The organization includes Product and Engineering, Go‑to‑Market, and People & Operations teams, all focused on protecting the world’s largest enterprises through advanced AI technology.