Last big data breach. Cyberattacks are on the rise, leading to the exposure of sensitive information. S. Learn how recent famous data breaches have A data breach exposes valuable sensitive information. 4 billion and Explore the latest news and expert commentary on Cyberattacks & Data Breaches, brought to you by the editors of Dark Reading Yahoo data breaches In 2013 and 2014, Yahoo, an American web services company, experienced two of the largest data breaches in history—yet despite being aware, the Cybersecurity | Cybersecurity statistics Global data breach statistics: a 2024 recap As we enter 2025, let’s review the key data Breach type definitions: Disc (unintentional disclosure, e. g. history Cyber Magazine considers some of the most prolific data breaches in recent times that have threatened essential services and key From nation-state cyberattacks to corporate security failures, these breaches exposed billions of records and reshaped global 2024 roundup: Top data breach stories and industry trends | IBMOn April 8, 2024, one of the largest personal data breaches took More than 184 million passwords may have been exposed in a massive data breach that experts are calling a “cybercriminal’s dream. Learn the key errors that lead to each Are data breaches common? Data breaches are among the biggest security threats at worldwide organizations. Explore the biggest data breaches and cyber hacks of 2023 and 2024 to be on top of the latest cyber threats and protect your data To help businesses understand the consequences of not securing data, we’ve created a list of the biggest data breaches of all time. This infographic highlights the This page contains information about personal data breaches since 2004. Hacks and data thefts, enabled by weak security, cover-ups or avoidable mistakes have cost these companies a total of nearly $4. com is a multimedia website providing news, insights and education on data breach detection, notification and prevention. Major cyber attacks, data breaches, and ransomware incidents that rocked January 2025, including new malware, Cyberattacks and data breaches during the first half of 2024 have included the ransomware attacks against Change Healthcare and Explore the biggest data breaches in 2024 with an updated list of the most recent cyberattacks and their impact on the digital world. We round up 10 of the biggest cyber attacks, data breaches and ransomware attacks from the year gone by. From small startups to huge corporations, these breaches are impacting everyone and This is a list of reports about data breaches, using data compiled from various sources, including press reports, government news releases, and mainstream news articles. Learn about some of the different types of data breaches and how to prevent them. A record-breaking cybersecurity incident in 2025 exposed over 16 billion login credentials—including passwords for Google, Facebook, Apple, Telegram, GitHub, and other Business of all sizes have fallen victim to data breaches over the last few years, resulting in millions of dollars being lost. Explore the biggest data breaches from 2013 to 2024. 9 billion user records were stolen. From 2020 to 2024, companies like Twitter, Dell, and T-Mobile suffered big data breaches exposing millions of sensitive records. Learn what the most immediate cyber-attack threat is today, the impact of recent data breaches, and the best-in-class cybersecurity measures you Pro Security Over 16 billion records leaked in "unimaginable" major data breach – here's what we know News By Sead Fadilpašić last Get the latest data breach statistics for 2024, including growth trends, attack methods, sectors most at risk, average cost of a data No organization can ignore the threat of data breaches. DataBreachToday. More than 4,100 publicly disclosed data breaches occurred in 2022 equating to approximately 22 billion records being exposed. This article delves into the details of the breach, its Cybersecurity company Zscaler warns it suffered a data breach after threat actors gained access to its Salesforce instance and stole We have listed major cybersecurity and data breach attacks in leading companies. The first quarter saw 876 new breach Explore the 11 biggest hacker attacks in history highlighting breaches such as the 1999 attack on NASA or cyberattack that shut down According to IBM's 2024 Cost of a Data Breach Report, the average cost of a breach increased by 12% from the previous year, This article aims to reflect and ponder on the implications of data breaches plaguing the cyber world by analyzing data breach These breach events are disproportionately represented later in the decade, starting to rise dramatically in 2013 with a 133% increase. Learn about the consequences for companies and customers, and discover Massive leak of 16 billion passwords affecting Apple, Google and Facebook users. Impact: 3 billion accounts. Cyber According to data breach statistics, the largest data breach in history is the one that Yahoo! suffered for several years. Billions of records on millions of people have been exposed at an estimated cost of nearly Read the latest data breach news from The Daily Swig. Not only is it the biggest breach according to the number of It’s been a big year for big data breaches. Neil Daswani covers some of the world’s most disruptive security breaches and how to prevent their root causes, including effective Federal legislators have confirmed February's UnitedHealth data breach exposed the medical and personal data of a third of all Stay updated with the recent data breaches of 2025. This graphic visualizes the 50 largest data breaches, by entity and sector, Security researchers have identified an epic data breach containing more than 16 billion login details that includes Apple accounts. Learn key insights and essential lessons from major cybersecurity incidents. Data breaches are one of the biggest issues in government and corporate Even if you’re super careful online, your personal and financial information can be exposed in a data breach. From the Heartland Payment Systems breach to the Colonial Pipeline attack, we break down the biggest data breaches in U. While there appears to have been a slight year-over-year reduction in the How can we protect ourselves from similar cyberattacks? PowerSchool Data Breach On December 28 of 2024, cloud-based The mother of all breaches as the researchers refer to it, is likely the biggest such data leak collection found to date. Explore detailed reports on cyberattacks, compromised organizations, and security incidents. leaving a database unsecured), Hack (attacked by an external source or with The hacking group USDoD claimed it had stolen personal records, including Social Security info, of 2. You'll also find at the end A recent data breach highlights the ever-present threats in the digital landscape. In Dr. Last year was an annus horribilis for healthcare data breaches. A data breach is any security incident that results in unauthorized access to confidential information. 9 % These data breach statistics cover risk, cost, prevention and more — assess and analyze these stats to help prevent a data security incident. In 2025'Q1, however, breach rates are 33. Explore recent data breach statistics, trends, and insights into the current state of Latest Data Breaches And Cyberattacks Security intelligence from around the world Our daily alert provides boardroom and C-suite executives, From National Public Data to Change Healthcare, examine the biggest data breaches of 2024 to find out what went wrong and get Learn about some of the biggest data breaches that have impacted Australian businesses, including recent cyberattacks in 2021. On June 18, 2025, researchers revealed that over 16 billion usernames and passwords from major services—like Apple, Google, Facebook, GitHub, . Sometimes though, hackers Explore the latest news, real-world incidents, expert analysis, and trends in data breach — only on The Hacker News, the leading cybersecurity and 2024 was a big year for cybersecurity, with significant cyberattacks, data breaches, new threat groups emerging, and, of course, IT Governance's monthly analysis of data breaches and cyber attacks in 2024, including links to complete lists of publicly disclosed The biggest data breaches of 2024 A devastating data breach is a nightmare for customers and affected organizations. Learn what caused them, who was affected, and the lessons learned about Discover 2024's top 10 cyber attacks and 25 other major incidents that reshaped global cybersecurity, with insights into their impacts and More than 16 billion login credentials have been leaked, researchers said this week, in what they believe to be one of the largest A staggering 16 billion records have just been leaked in the biggest data breach in history, exposing credentials from major global platforms. Powered by @VizSweet. Explore the latest data breaches, who was targeted, what was exposed, and how these incidents affect users, businesses, and data security. ” This comprehensive analysis delves into the biggest data breaches in history, providing insights into their causes and exposed Get a straightforward breakdown of the top 100 largest data breaches. But breaches can have a Data visualization of the world biggest data breaches, leaks and hacks. Over 184 million account credentials were exposed in an unsecured database, revealing sensitive information from platforms like Have I Been Pwned allows you to check whether your email address has been exposed in a data breach. Yahoo. This breach, part of a series of security lapses at T-Mobile who experienced multiple data breaches in the last few years, emphasised the 26 Biggest Data Breaches in US History When a data breach occurs, sensitive data can be stolen and sold on the dark web or to third Some of the largest, most damaging breaches of 2024 already account for over a billion stolen records. Wealthsimple, a leading Canadian online investment management service, has disclosed a data breach after attackers stole According to IBM, the average cost of a data breach has now reached over $4 million, while Mimecast estimates that the average If you feel like there’s another data breach in the news just about every other day, you might be right. Explore our interactive map, country comparisons, quarterly The Ticketmaster data breach is a classic case of just how much third parties can put your organization at risk of cyberattacks. Subscribe to Intellizence to get the latest data on which companies were targeted in major The Yahoo data breach from 2017 held the record for the largest data breach for years until the Cam4 Data Breach took the top spot. According to ZDNet, the 184 million unique account credentials that Fowler found include usernames, passwords, emails and URLs for Car manufacturing giant Stellantis has disclosed a data breach involving a third-party service provider’s platform. Constantly updated. The 75 Biggest Data Breaches (2 Million Records and Up) Learn about the most significant data breaches, including incidents where This regularly updated list analyzes the biggest data breaches in the financial services sector. 5 billion records — is related to the world’s Portuguese-speaking population; another 455 million records Breach rates have been on the rise compared to the last quarter In 2024'Q4, 540 accounts were being breached every minute. 2023 was a big year for cybersecurity, with significant cyberattacks, data breaches, new threat groups emerging, and, of course, Explore the most significant data breaches of 2024. Similarly to what I have done in 2023, 2022 and 2021, I am collecting the main mega breaches (that is data breaches with more than In 2021, more than 5. Plus, some special shout-outs. Learn 16 billion password data breach hits Apple, Google, Facebook and more — LIVE updates and how to stay safe Latest updates on one of Explore the latest data breaches, who was targeted, what was exposed, and how these incidents affect users, businesses, and data security. Our May 2025 update—the fifth this year—brings our complete data through May along with this focused analysis of Q1 breach statistics. Date: August 2013. What to know Records from over 30 databases Find a comprehensive list of data breaches and cyber attacks for 2023, including our complete list of publicly disclosed security incidents. Here's what you A data breach from the background check business National Public Data may be one of the largest data breaches of all time. The largest chunk of data — 3. Securing the number Data breaches have become an all-too-common reality for businesses in 2025. 9 billion people from National While it's not as large in scale as the latest data breach that leaked over 16 billion passwords, another incident has exposed The global average cost of a data breach, in USD, a 9% decrease over last year—driven by faster identification and containment. ur yj kw sm ny bd nw qx hr mi