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M&A Tracker

Enterprise cybersecurity giant Proofpoint is buying Germany-based Microsoft 365 security solutions provider Hornetsecurity.

2025 cybersecurity M&A

M&A Tracker

Thirty-one cybersecurity merger and acquisition (M&A) deals were announced in April 2025.

Palo Alto Networks to Acquire AI Security Firm Protect AI

M&A Tracker

Palo Alto Networks is acquiring AI security company Protect AI in a deal previously estimated at $650-700 million.

2025 cybersecurity M&A

Funding/M&A

Less than two dozen cybersecurity merger and acquisition (M&A) deals were announced in March 2025.

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People on the move

Jeremy Koppen has left Mandiant after 13 years to become the CISO of Equifax.

Engineering and technology solutions provider Amentum has appointed Max Shier as its CISO.

PAM provider Keeper Security has appointed Shane Barney as its Chief Information Security Officer.

SpecterOps has appointed Tim Bender as CFO, Pat Sheridan as CRO, and Bryce Hein as CMO.

CISA has officially announced the appointment of Madhu Gottumukkala as its new deputy director.

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