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Palo Alto Networks Acquires Koi for $400 Million to Boost AI Security

2/17/2026

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Summary

Story summary

Palo Alto Networks is acquiring Israeli cybersecurity startup Koi for approximately $400 million.
Koi, founded in 2024, provides enterprise endpoint protection and a platform for insecure software installations.
Its technology will join Palo Alto Networks' Prisma AIRS to strengthen AI security and manage AI-agent risks.
The acquisition follows big deals, including CyberArk for $25 billion.
Koi currently protects more than 500,000 endpoints globally.

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Story summary

Palo Alto Networks is acquiring Israeli cybersecurity startup Koi for approximately $400 million.
Koi, founded in 2024, provides enterprise endpoint protection and a platform for insecure software installations.
Its technology will join Palo Alto Networks' Prisma AIRS to strengthen AI security and manage AI-agent risks.
The acquisition follows big deals, including CyberArk for $25 billion.
Koi currently protects more than 500,000 endpoints globally.