Data breaches are one of the most damaging security incidents these days. From small businesses to established, well-known brands, no organization of scale and size is safe to a data breach incident in today’s digital age. Its impact is so widespread in the business industry that in fact, the number of records compromised in 2017 surpassed 2.5 billion – 88% higher compared to the previous year.

From healthcare and financial services to education and public sector many industries have fallen victim to data breach, but there are a few incidents that truly left a stark warning to those who are yet to take this issue seriously. To summarize, here are the key takeaways of the infographic from TeleMessage, which details the most damaging security breaches that ever took place in the modern history.

  1. Home Depot – Exposed credit/debit card information from 56 million customers.
  2. Anthem – Exposed personal information of 78.8 million customers.
  3. JP Morgan Chase – Exposed personal information of 76 million households and 7 million small businesses.
  4. Heartland Payment Systems – Exposed information of 134 million credit card holders.
  5. Equifax – Exposed personal information of 145 million users.
  6. eBay – Exposed personal information of 145 million users.
  7. Yahoo – Exposed information from about 3 billion accounts in 2013, and from 500 million accounts in 2014.

Learn more about these biggest security breaches in history by checking out the infographic below.

The Top Security Breaches in History

As we can infer in this list, these companies – despite their massive data security systems in place – have suffered heavily from data breach which compromised the personal data of their users. Regardless of the cause and intensity of data breach, these companies have all dealt with significant financial repercussions.

Most of them are still paying back their affected customers whose data privacy rights were compromised by the breach, while others still suffer from heavy backlash from data privacy advocates and media, resulting for their stock prices to plummet down. But on top of these costs are the additional investment that they have made in order to ensure that they will not fall victim to a data breach again.