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Number of ransomware attacks per year 2014-2017

Annual number of ransomware attacks worldwide from 2014 to 2017 (in millions)

The data describes the global number of ransomware attacks from 2014 to 2017. In the most recently reported period, 184 million ransomware attacks were carried out. This represents a 71.2% drop growth from 2016.

2014	3.2
2015	3.8
2016	638
2017	184

Number of ransomware attacks per year 2014-2017

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