The Internet and Cyber Security: Major Data Breaches of the Last Decade

The Internet and Cyber Security: Major Data Breaches of the Last Decade

The internet has become a growing threat, and data breaches are growing, with the number of reported incidents increasing year after year. According to the ID Theft Center, the number of reported data breaches in the U.S. in 2023 jumped a staggering 78% compared to 2022. These breaches can have a devastating impact on individuals. Hackers can use stolen information to commit identity theft, steal money, or damage your credit score.

Major Reasons for Data Breaches

  • Weak and Stolen Credentials: Hackers often exploit weak or stolen passwords to gain unauthorized access.
  • Backdoor and Application Vulnerabilities: Poorly written software or network systems can provide hackers direct access to valuable data.
  • Malware: Malicious software can be used to steal data or disrupt systems.
  • Social Engineering: Phishing attacks trick individuals into revealing sensitive information.
  • Ransomware: Malware that encrypts data and demands a ransom for its release.
  • Improper Configuration and Exposure via APIs: Misconfigured systems can expose data unintentionally.
  • DNS Attacks: Attacks on the Domain Name System can redirect traffic to malicious sites.


Notorious Breaches of the Past Decade

Here’s a glimpse into some of the most significant data breaches that shook the past decade:

  • Aadhaar (2018): 1.1 billion records lost.
  • Indian Council of Medical Research (ICMR) (2023): 815 million records lost.
  • Spambot (2020): 711 million records lost.
  • Equifax (2017): 147.9 million records lost.
  • Capital One (2019): 100 million records lost.
  • Yahoo (2013-2016): 3 billion records lost.
  • Target (2013): 40 million records lost.
  • JPMorgan Chase (2014): 76 million records lost.
  • Anthem (2015): 78.8 million records lost.
  • Facebook: Multiple breaches have exposed user data over the years.
  • LinkedIn: Data breaches have compromised user information.
  • T-Mobile: Multiple breaches have put customer data at risk.

Year-Based Short History of Data Breach


20192020202120222023
Capital One: 100 million records lost.SolarWinds: 18,000 records lost.Facebook: 533 million records lost.Coinbase: 6 million records lost.Indian Council of Medical Research (ICMR): 815 million records lost.
First American Financial Corporation: 885 million records lostTwitter: 330 million records lost.LinkedIn: 92 million records lost.Medibank: 9.7 million records lost.Twitter: 200 million records lost.
Quest Diagnostics: 11.9 million records lost.Magellan Health: 7 million records lost.Clubhouse: 1 million records lost.Optus: 11.2 million records lost.Microsoft: 100 million records lost.
Chegg: 40 million records lost.Zoom: 500,000 records lost.T-Mobile: 54 million records lost.Twitter: 5.5 million records lost.T-Mobile: 50 million records lost.
Canva: 139 million records lost.Microsoft Exchange Server: 250 million records lost.Okta: 2.5 million records lost.MailChimp: 200 million records lost.LinkedIn: 700 million records lost.


Protecting Yourself in the Digital Age

  • While data breaches are a threat, there are steps you can take to minimize your risk:
  • Use strong passwords and enable two-factor authentication for all your online accounts.
  • Be cautious about clicking on links or opening attachments in emails, especially from unknown senders.
  • Keep your software up to date, including your operating system, web browser, and security software.
  • Use a VPN when connecting to public Wi-Fi networks.
  • Monitor your bank accounts and credit card statements regularly for suspicious activity.
  • Consider using a credit monitoring service to track your credit score and be alerted to potential identity theft.
  • By following these tips, you can make it harder for hackers to steal your information and protect your finances.

Staying Informed about Cyber Threats

Staying informed about data breaches and the latest cyber security threats is crucial. Here are some ways to do that:

  • Follow cyber security experts on social media.
  • Subscribe to cyber security newsletters and blogs.
  • Visit the websites of government agencies that track cyber security breaches.

By staying informed, you can better protect yourself from future attacks.

Remember, cyber security is an ongoing battle. Remain vigilant and take steps to safeguard your information. Don't let a data breach become your financial nightmare.