According to the source, the latest study was based on the research of 600 organizations in 17 industries in 16 countries and regions impacted by data breaches between March 2024 and February 2025. The breaches ranged from 2,960 to 113,620 compromised records. In total, 3,470 security and C-suite business leaders with firsthand knowledge of the data breach incidents were interviewed.
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Cost per record of a data breach worldwide 2024-2025, by initial attack vector
Between March 2024 and February 2025, data breaches caused by malicious insiders were the most costly, averaging **** million U.S. dollars per breach. To compare, phishing attacks led to data breaches with an average cost of *** million U.S. dollars per incident.
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IBM. (July 30, 2025). Cost of a data breach worldwide from March 2024 to February 2025, by initial attack vector (in million U.S. dollars) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 15, 2026, from /statistics/1417720/worldwide-cost-per-record-by-initial-attack-vector/
IBM. "Cost of a data breach worldwide from March 2024 to February 2025, by initial attack vector (in million U.S. dollars)." Chart. July 30, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 15, 2026. /statistics/1417720/worldwide-cost-per-record-by-initial-attack-vector/
IBM. (2025). Cost of a data breach worldwide from March 2024 to February 2025, by initial attack vector (in million U.S. dollars). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 15, 2026. /statistics/1417720/worldwide-cost-per-record-by-initial-attack-vector/
IBM. "Cost of a Data Breach Worldwide from March 2024 to February 2025, by Initial Attack Vector (in Million U.S. Dollars)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 30 Jul 2025, /statistics/1417720/worldwide-cost-per-record-by-initial-attack-vector/
IBM, Cost of a data breach worldwide from March 2024 to February 2025, by initial attack vector (in million U.S. dollars) ÌÇÐÄÆƽâ°æ, /statistics/1417720/worldwide-cost-per-record-by-initial-attack-vector/ (last visited July 15, 2026)
Cost of a data breach worldwide from March 2024 to February 2025, by initial attack vector (in million U.S. dollars) [Graph], IBM, July 30, 2025. [Online]. Available: /statistics/1417720/worldwide-cost-per-record-by-initial-attack-vector/
