Cost of a Data Breach Report 2023: Insights, Mitigators and Best Practices

This article summarizes IBM Security’s 2023 Cost of a Data Breach Report, reporting record-high average breach costs ($4.45M), industry/geography breakdowns (healthcare and the US highest), common breach vectors (phishing, stolen credentials, malicious insiders), and key mitigations that reduce costs and response time—such as DevSecOps, incident response planning/testing, security AI/automation, and involving law enforcement.