This report analyzes the rapidly evolving ransomware landscape using telemetry from the Zscaler cloud and extensive ThreatLabz research. It documents a 145.9% increase in ransomware activity, a 70.1% rise in public extortion cases, and a 92.7% increase in stolen data volumes, reflecting attackers' growing preference for data theft over encryption alone. The report examines the most active ransomware groups, newly emerging families, targeted industries, exploited vulnerabilities, and real-world attack campaigns while highlighting the growing role of generative AI in phishing, malware development, and automation. It concludes with predictions, defensive recommendations, Zero Trust strategies, and practical guidance for preventing ransomware attacks and minimizing organizational impact.

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