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Cybersecurity M&A Roundup: 37 Deals Announced in October 2026

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Cybersecurity M&A Roundup: 37 Deals Announced in October 2026

Thirty-seven cybersecurity mergers and acquisitions were announced during October 2026, involving firms such as Absolute Security, Aikido, Anthropic, Cohere, Hex-Rays, and Proofpoint. The roundup aggregates deal activity across the broader security industry during the month.

Why it matters: Security buyers and vendors tracking market consolidation and competitive positioning should monitor major acquisitions and partnerships reshaping the cybersecurity landscape.

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