Rein Security raises $25M Series A for AI agent runtime security

Israeli startup Rein Security, which builds runtime tools to secure enterprise AI agents and stop adversarial agents, raised a $25M Series A, bringing total funding to $35M. The company says revenue has grown eightfold since January and its platform now secures thousands of agents executing millions of actions.

• $25M Series A brings total funding to $35M
• Platform secures thousands of AI agents and millions of actions
• Revenue has grown eightfold since January