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Enterprise cybersecurity giant Proofpoint has completed the acquisition of Germany-based Microsoft 365 security solutions provider Hornetsecurity. Financial details were not officially disclosed when news of the transaction came to light, but it was re…
Significant cybersecurity M&A deals announced by Arctic Wolf, Bugcrowd, Huntress, Palo Alto Networks, and Zscaler.
The post Cybersecurity M&A Roundup: 30 Deals Announced in November 2025 appeared first on SecurityWeek.
Bugcrowd said the acquisition of Mayhem has nearly doubled its valuation — previously reported at over $1 billion.
The post Bugcrowd Acquires Application Security Firm Mayhem appeared first on SecurityWeek.
SPLX red teaming, asset management, and threat inspection technology will enable Zscaler to expand its Zero Trust Exchange platform.
The post Zscaler Acquires AI Security Company SPLX appeared first on SecurityWeek.
Significant cybersecurity M&A deals announced by Jamf, LevelBlue, Ping Identity, Twilio, and Veeam Software.
The post Cybersecurity M&A Roundup: 45 Deals Announced in October 2025 appeared first on SecurityWeek.
The private equity firm will purchase the outstanding shares of Jamf common stock for $13 per share in an all-cash transaction.
The post Jamf to Go Private Following $2.2 Billion Acquisition by Francisco Partners appeared first on SecurityWeek.
The acquisition will unify data resilience with DSPM, privacy, governance, and AI trust across production and secondary data.
The post Veeam to Acquire Data Security Firm Securiti AI for $1.7 Billion appeared first on SecurityWeek.
This is LevelBlue’s third acquisition this year, after Trustwave and Aon’s Cybersecurity & IP Litigation Consulting groups.
The post Cybereason Acquired by MSSP Giant LevelBlue appeared first on SecurityWeek.
Significant cybersecurity M&A deals announced by Check Point, CrowdStrike, F5, Mitsubishi Electric, and SentinelOne.
The post Cybersecurity M&A Roundup: 40 Deals Announced in September 2025 appeared first on SecurityWeek.
SentinelOne is buying Observo AI for a combination of cash and stock to boost its SIEM and data offerings.
The post SentinelOne to Acquire Observo AI in $225 Million Deal appeared first on SecurityWeek.