Upwind Security Raises $400M, Valued at $3.8 Billion

• Upwind Security, a San Francisco-based startup, focuses on cybersecurity for AI and cloud applications.
• The company raised $400 million in fresh financing.
• This funding round values Upwind Security at $3.8 billion.
• The investment supports Upwind's runtime-first security strategy.
• Revenue for Upwind Security has quadrupled.