Most famous cases of cyber attacks | SEIDOR

July 25, 2023

Most famous cases of cyber attacks

In the digital age, companies face increasing risks in business, including cyber attacks. This can cause serious damage to companies' reputations, finances and operations, and in some cases can even lead to bankruptcy. That's why today cybersecurity is a major concern for businesses.
Here we present some of the most famous cases of cyber attacks on businesses and the steps businesses can take to protect themselves.

Know the most famous cases:


In 2013, Yahoo announced that it had been the victim of a cyber attack that compromised the personal information of more than a billion user accounts. This included names, email addresses, phone numbers and dates of birth. In 2014, it was discovered that attackers stole usernames and encrypted passwords from 500 million accounts.

2. Target

In 2013, Target, one of the largest retail shop chains in the United States, announced it had been the victim of a cyber attack that compromised the data of 40 million of its customers' credit and debit cards . In total, it is estimated that the attackers stole information from more than 110 million customers. The attack was made possible due to a vulnerability in Target's point-of-sale (POS) system.

3. Equifax

In 2017, Equifax, one of the largest credit bureaus in the United States, announced it had suffered a cyberattack that compromised the personal and financial information of 147 million people. The stolen data included names, dates of birth, social security numbers, addresses and phone numbers.

4. Sony Pictures

In 2014, Sony Pictures' systems were attacked and confidential information, emails and internal documents were hacked. The hacker group responsible for the attack, identified as "Guardians of Peace", stole information that included plans for future films, as well as personal information from company employees. The attack is believed to have been in retaliation for the film "The Interview", which joked about the North Korean leader.

5. Marriott International

In 2018, Marriott International announced that it had suffered a cyber attack that compromised the personal information of up to 500 million guests of its affiliate, Starwood. The stolen data included names, addresses, phone numbers, birth dates, passport numbers and hotel arrival and departure dates.

6. Coca-Cola

In 2023, Coca-Cola FEMSA (KOF) reported that it suffered a cyberattack whose scope is still being assessed. In addition, the company indicated that it has implemented its cybersecurity response and protection protocols; in addition to working with experts on measures to prevent an adverse impact on its information technology applications.

The cases cited above show the importance of taking cybersecurity seriously in businesses. To avoid becoming a victim of cyber attacks, proactive measures must be taken to protect your business.
At SEIDOR, we understand the importance of protecting business systems and data. We offer comprehensive cyber security solutions, including consulting, vulnerability scanning, IT security solutions and employee training. Don't put your business at risk, contact us to find out more about how we can help protect your business from cyber attacks.

Don't let your cybersecurity be a joke! Protect yourself now and avoid becoming a victim of cyber attacks.

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