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Overview of the Three Biggest Data Breaches from 2016-2019

January 10, 2020 | Content Aggregator - Single Slide | Data Breaches

When looking at the three biggest data breaches of the last three years – Marriott 2018, Equifax 2017 and Yahoo! 2016 – an average of 257 million individuals were affected, costing an average of $347 million in legal fees, penalties and remediation costs. Stock prices dropped an average of 7.5 percent following public disclosure of each breach, resulting in an average $5.4 billion market cap loss.


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