There have been many significant data breaches and cyber attacks that have occurred over the years, and it is difficult to definitively rank them in terms of size or impact. However, here are ten examples of some of the biggest and most well-known hacks that have occurred:
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Marriott data breach (2018): In this attack, hackers accessed the reservation system of the Marriott hotel chain and stole the personal data of up to 500 million guests.
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Yahoo data breaches (2013-2014): Two separate data breaches at Yahoo in 2013 and 2014 resulted in the theft of the personal data of all 3 billion Yahoo user accounts.
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Equifax data breach (2017): In this attack, hackers accessed the personal data of 143 million people, including Social Security numbers, birth dates, and addresses.
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Target data breach (2013): Hackers accessed the payment card information of 40 million Target customers and the personal data of 70 million others in this attack.
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Anthem data breach (2015): Hackers accessed the personal data of 78.8 million Anthem health insurance customers in this attack.
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eBay data breach (2014): Hackers accessed the personal data of 145 million eBay users in this attack, including names, addresses, and email addresses.
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Sony Pictures hack (2014): In this attack, hackers accessed the internal systems of Sony Pictures and released a large amount of sensitive data, including emails, financial documents, and unreleased films.
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Marriott data breach (2020): In this attack, hackers accessed the reservation system of the Marriott hotel chain and stole the personal data of up to 5.2 million guests.
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SolarWinds supply chain attack (2020): In this sophisticated attack, hackers accessed the systems of software company SolarWinds and used its software updates to gain access to the networks of a large number of organizations, including government agencies and Fortune 500 companies.
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Capital One data breach (2019): In this attack, a hacker accessed the personal data of more than 100 million Capital One credit card customers, including names, addresses, and credit scores.
These are just a few examples of the many significant data breaches and cyber attacks that have occurred over the years. It is important for organizations to take steps to protect themselves and their customers against these types of threats