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AI Agents Demand New Security: Identity is Key
30 Jul
Summary
- Hush Security raised $30 million for AI agent identity protection.
- Organizations are deploying autonomous AI agents requiring new security.
- Identity, not AI models, is the critical control for AI security.

Hush Security, an Israeli cybersecurity firm, has announced a $30 million Series A funding round led by Battery Ventures and YL Ventures, with Akamai Technologies as a strategic investor. This funding comes as the company observes a fundamental change in enterprise AI security conversations. Organizations are transitioning from experimenting with generative AI to deploying autonomous software agents, which demand a distinct security approach.
The company's core argument is that identity is emerging as the critical control plane for enterprise AI, superseding the focus on AI models themselves. Hush Security's platform acts as an 'Identity Gateway,' managing AI agent access to enterprise resources. It assigns unique identities, brokers task-specific permissions, and logs all actions, enforcing a 'least agency' principle.
This pivot in security strategy is driven by the rapid proliferation of AI agents. Gartner predicts Fortune 500 companies could manage over 150,000 AI agents by 2028, a significant increase from fewer than 15 just a year prior. Existing governance models, often designed for human identities or static secrets, are proving inadequate for these autonomous systems.
Experts like Ramanath Iyer of Akamai note that AI agents are driving a new transformation, with identity being the aspect most companies have yet to solve. Hush Security's identity-first approach aims to provide a centralized control plane for discovering agents, assigning ownership, and managing runtime behavior across various enterprise systems, addressing a critical gap in current security infrastructure.