Cybersecurity Mega Mergers of 2025: A Billion-Dollar Bonanza or Boardroom Blitz?

In 2025, the cybersecurity landscape was busier than a squirrel in a nut factory, with over $84 billion in M&A deals. Eight of these blockbuster acquisitions each topped $1 billion, making it a record-breaking year. Stay tuned for SecurityWeek’s in-depth analysis of these cybersecurity M&A deals in January 2026.

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Hot Take:

In 2025, cybersecurity firms decided to play a high-stakes game of Monopoly with billion-dollar deals, proving once and for all that the best way to secure the future is to own all the hotels—or in this case, cybersecurity companies.

Key Points:

  • Eight major cybersecurity acquisitions surpassed $1 billion, contributing to a total of $84 billion in M&A activity.
  • Google’s acquisition of Wiz for $32 billion is set to close in 2026 after DOJ clearance.
  • Palo Alto Networks made headlines with its $25 billion purchase of CyberArk.
  • ServiceNow is making waves with its $7.75 billion acquisition of Armis and a $1 billion purchase of Veza.
  • Private equity firms and tech giants are gobbling up cybersecurity firms like it’s a buffet.

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