Air Security, which builds a security service for extensions and other tools installed on AI agents, emerges from stealth with $50M led by Sequoia and Greenoaks (Meir Orbach/CTech)

Air Security has emerged from stealth mode, securing $50 million in funding led by Sequoia and Greenoaks. The Israeli startup specializes in building a security service designed for extensions and other tools installed on AI agents. Their emergence coincides with research indicating that thousands of AI add-ons currently rely on untrusted sources, highlighting the critical need for their security solutions in the evolving AI landscape.