The most innovative cybersecurity companies of 2026

Fast Company Tech
Generative AI

Digital crime is now so costly that, were it an economy, it would rank behind only the GDPs of the U. S. and China. Increasingly, we depend on data integrity for our very lives, and some of the biggest risks are to hospitals and essential services like power or 911. Protecting this data was hard enough when the hackers were human. Now, generative AI is tilting the playing field even further, giving attackers blistering scale and speed, with LLM-powered phishing emails, agentic hackers, and malware that can exploit your chatbot to steal data and cash - then keep evolving to evade defenses.