The 5 most common types of data breaches (2024)

Data is everywhere. Every time you click, tap, post, submit, purchase, comment or like, Another data point has created. With access to enough of these data points, you can paint a complete picture about a person.

Phone companies, departmental stores, hospitals, schools, libraries, and nearly every other place of public use or interest, store your personal data in databases. While this helps them to gain quick access to their community’s credentials and relevant insights, it makes large datasets especially vulnerable to hackers. There’s a lot of value both in the data on its own and in its connection to other databases!

And what happens when there’s a threat or breach in your database? That’s what we call a data breach: an unauthorized person or entity getting access to data without permission. Privacy Bee has a running list of the latest data breaches.

Data breaches have occurred hundreds of times per year in the last few years. They’ve compromised the data of billions of service customers, both online and offline. And as a consequence, the organizations facing these breaches have suffered losses worth tens of millions — and consumers are facing a rising tide of data breaches and identity theft too!

If you feel like data breaches occur merely due to organizational negligence, think again. Even as corporations like Apple and Microsoft step up their security, data thieves step up their game, too. Here are the five different types of data breaches to protect yourself against.

The 5 most common types of data breaches (2)

#1: Physical security breaches

One of the most obvious kinds of data breaches is when your sensitive data is stolen directly. This occurs more often than you may imagine. Employees or even the executives sometimes demonstrate accidental carelessness that can cost billions’ worth of damage.

There are different types of physical security breaches.

  • An employee may misplace a file with classified information.
  • Someone could steal a prototype sample and sell it to competitors in the industry.
  • A thief could break in and steal information from a business.
  • Even some of the most skilled people in your workforce may let their guard down and risk leaking data from essential files. For instance, by accidentally sending a sensitive file to someone outside the organization.
  • An employee might print something out and take it home with them — and leave it in the recycling or out at a coffee shop.
  • An disgruntled employee removes something from the premises with the intention of selling or otherwise using it.

Any of these scenarios, caused by human error and resulting in theft, are a part of typical data breaches.

Here’s how to check if you were part of a data breach.

#2: Phishing attack

Have you seen those degenerate replicas of those popular websites and apps that have millions of users and customers? Phishing is when criminals set up websites, software, or apps that seem pretty genuine and reliable. They operate just like the ones we use and trust in daily life. They usually pretend to be a part of a company’s official website. Once the user is satisfied with the pretense, they ask for sensitive information such as credit card information, Social Security number, passwords to user’s accounts, etc.

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Since they replicate the style, tone, and outlook of the original software, phishing works disturbingly well.And hackers love using brands that you trust and love to carry out their attacks. So be wary of all attachments and double check all links before clicking. And definitely don’t give up your personal information unless you’re certain that the request is legitimate!

#3: Password breaches

Guessing and stealing passwords of millions of users is one of the most frequent types of data breaches. It’s no secret that many people who employ passwords for their privacy don’t do a great job at keeping a strong password.

Many people simply keep their date of birth, anniversaries, children’s names, pet names, or nicknames as their password. Cybercrime has advanced its tactics and can quickly generate a database of these passwords. This makes young kids and even adults vulnerable targets. When private personal information is at risk, you’re bound to lose your community in a blink of an eye.

#4: Keystrokes

Cybercriminals often gain access to your device keyboard and record all of its input — its keystrokes. By recording everything a person types on the device keyboard, the data hunters have access to most of what they’re looking for. Phone numbers, emails, bank details, and even high-security data sometimes cannot escape these attacks.

Gaining access to the keystrokes on one’s device, whether for professional or personal use, reveals a hoard of valuable information. Sometimes its enough to gain access to nearly all of a person’s online accounts!

#5: Ransomware

Ransomware breaching is somewhat similar to kidnapping and holding a human as a hostage. Your device may get a message or notification stating that your account or system has been hacked, and your privacy is at risk. Hackers often change your password or email address to deny you access to the account.

In order to retrieve your account and secure its data once again, the hackers usually ask for a handsome monetary exchange. The more valuable your stored information is, the more money will be demanded. Almost all companies who even remotely anticipate such a risk use protective software and programs to safeguard their data.

Related: What are data brokers?

Related posts:

The Latest Data Breaches: A Tracker to See if You’ve Been HackedWhat You Need to Know About Spear PhishingNational Privacy Survey 2020: What Americans Want in a National Privacy Law

The 5 most common types of data breaches (2024)

FAQs

What are common types of data breaches? ›

Read on, and we'll discuss the seven most common types and how they can affect your business.
  • Stolen Information. ...
  • Ransomware. ...
  • Password Guessing. ...
  • Recording Keystrokes. ...
  • Phishing. ...
  • Malware or Viruses. ...
  • Distributed Denial-of-Service (DDoS)

What are three of the top five causes of breaches? ›

The 8 Most Common Causes of Data Breaches
  • Weak and stolen credentials.
  • Backdoor and application vulnerabilities.
  • Malware.
  • Social engineering.
  • Too many permissions.
  • Ransomware.
  • Improper configuration and exposure via APIs.
  • DNS attacks.
Apr 19, 2024

What are the 5 steps of data breach? ›

These five steps are:
  • Containment. While 60% of data breaches are discovered within days, one Verizon report notes that 20% could take months to be identified. ...
  • Assessment. ...
  • Notification. ...
  • Investigation. ...
  • Remediation & Evaluation. ...
  • IT and Security. ...
  • Legal. ...
  • Public Relations.
May 16, 2023

What are the most common data breaches in healthcare? ›

Of the 739 healthcare data breaches reported in 2023, 80% were due to hacking or IT incidents. Hacking and IT incidents have consistently been the most common type of breach, and the number of healthcare data hacking cases increases each year mainly due to ransomware attacks.

What is the most common cause of data breaches? ›

The vast majority of data breaches are caused by stolen or weak credentials. If malicious criminals have your username and password combination, they have an open door into your network.

What is the majority of data breaches? ›

Malicious cyber-attacks are the primary cause of data breaches. These are typically orchestrated Cybercriminals typically orchestrate these sensitive data.

What are the three 3 kinds of data breach? ›

Stolen login credentials, pilfered funds, or a leak of intellectual property are all types of data breaches.

What are the three biggest data breaches of all time? ›

Here are the top ten biggest data breaches ever, and how many records were leaked in the process:
  • Yahoo (2013) – 3 billion.
  • First American Corporation (2019) – 885 million.
  • Facebook (2019) – 540 million.
  • Marriott International (2018) – 500 million.
  • Yahoo (2014) – 500 million.
  • Friend Finder Network (2016) – 412 million.
Aug 22, 2023

What are the three types of breaches? ›

In this article, we set out the three major breaches of contract that commonly occur.
  • Material Breach. The first and most severe type of breach is a 'material' breach (also known as a 'fundamental breach'). ...
  • Minor Breach. It is important to be clear that not all breaches of a contract will be material. ...
  • Repudiation.
Jul 12, 2023

What are the 4 common causes of data breaches? ›

Common Causes of Data Breaches
  • Cause 1. Insider Threats Due to Misuse of Privileged Access. ...
  • Cause 2. Weak and Stolen Passwords. ...
  • Cause 3. Unpatched Applications. ...
  • Cause 4. Malware. ...
  • Cause 5. Social Engineering. ...
  • Cause 6. Physical Attacks.
Apr 18, 2024

How many data breaches are there? ›

Global number of breached user accounts Q1 2020-Q4 2023

During the fourth quarter of 2023, data breaches exposed more than eight million records worldwide. Since the first quarter of 2020, the highest number of data records were exposed in the fourth quarter of 2020, nearly 125 million data sets.

How is a data breach identified? ›

Detecting cyber attacks is a challenge even for the experts, but certain warning signs could indicate that a cyber breach or intrusion is underway. For example: suspicious network activity (eg strange file transfers or log in attempts) sudden changes to critical infrastructure or system passwords and accounts.

What is the major data breach in 2024? ›

Biggest data breaches in the U.S. 2024, by impact

As of February 2024, the most significant data breach incident in the United States was the Yahoo data breach that dates back to 2013-2016.

What are the examples of data security breaches? ›

Personal data breach examples
  • Case study 1: Failure to redact personal data. Reporting decision: Notifying the ICO and data subjects. ...
  • Case study 2: Emailing a file in error. ...
  • Case study 3: Working on an unencrypted laptop. ...
  • Case study 4: Sending medication to the wrong patient. ...
  • Case study 5: A phishing attack.

What are data breaches in cyber security? ›

A data breach involves the release of sensitive information. Many types of online attacks have a primary goal of causing a data breach to release information such as login credentials and personal financial data.

What are the three types of personal data breach? ›

Personal data breaches can include:
  • access by an unauthorised third party;
  • deliberate or accidental action (or inaction) by a controller or processor;
  • sending personal data to an incorrect recipient;
  • computing devices containing personal data being lost or stolen;
  • alteration of personal data without permission; and.

What are the four types of breach of contract? ›

In each scenario, you're clearly the victim of an obviously broken contract, but the tricky part is determining what type if contract breach occurred and what remedies are legally available to you. Generally speaking, there are four types of contract breaches: anticipatory, actual, minor and material.

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