- Privacy policy
- 03 Nov, 2026
247 Days to Identify and Contain a Data Breach: 2026 Data
IBM's Cost of a Data Breach Report 2026 puts the mean time to identify and contain a breach at 247 days, up from 241. See Mandiant's 14-day median dwell time, who detects breaches first, and how the numbers compare with legal notification clocks.
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