Venture funding in cybersecurity continued to concentrate in large private rounds at the end of 2025, driving valuations higher across stages. Data from DataTribe shows total capital invested approached $150 billion for the year, with a disproportionate share flowing into fewer than 100 deals. Cybersecurity investment areas (Source: PitchBook) In Q4 alone, fewer than 100 transactions represented more than $34 billion in investment, and multiple financings surpassed the $1 billion mark. Companies continued to extend … More → The post Cyber valuations climb as capital concentrates, AI security expands appeared first on Help Net Security.