8 Cybersecurity Acquisitions Surpassed $1 Billion Mark in 2025

The cybersecurity landscape underwent a significant transformation in 2025, marked by a wave of consolidation that saw eight major acquisitions exceed the $1 billion threshold. 

SecurityWeek has cataloged more than 420 M&A deals in 2025, slightly more than in 2024.

A dozen of the acquisitions involving pure-play cybersecurity firms surpassed $500 million, including eight deals that topped $1 billion.

The total disclosed value for all M&A deals announced in 2025 exceeds $84 billion, and the $1 billion-plus transactions account for nearly $75 billion.

Google to acquire Wiz

After a deal fell through in mid-2024, Google’s acquisition of cloud security giant Wiz was revived in March 2025. The $32 billion all-cash deal is expected to be completed in 2026, with the DOJ clearing it in November 2025. While Wiz will help Google Cloud expand and enhance its capabilities, the internet giant said Wiz products will remain accessible across all major ...