Data breaches are on the rise. According to web security experts, the frequency of data breaches almost doubled from 2016 to 2017, and 73% of all U.S. comp
Updated: Data Breaches Caused by Leaks in 2024
We’re tracking data breaches that are most likely caused by leaked secrets and keeping this page up-to-date.
Data Is the New Copper
Data breaches fuel a complex cybercriminal ecosystem, similar to copper thefts after the financial crisis.
Facebook Data Privacy Scandal: A Cheat Sheet - TechRepublic
Read about the saga of Facebook's failures in ensuring privacy for user data, including how it relates to Cambridge Analytica, the GDPR, the Brexit campaign, and the 2016 US presidential election.
Facebook-Cambridge Analytica: A timeline of the data hijacking scandal
Facebook is desperately trying to mend its damaged reputation following the continued fallout of a massive data scandal.
Data Breach Notification Laws: A 50-State Survey (2026 Edition) | Privacy Rights Clearinghouse
This survey analyzes and compares data breach notification laws across all 50 U.S. states and the District of Columbia. Using a standardized framework of 50 questions, we examined each jurisdiction's requirements for breach notification timing, covered data types, notification recipients, enforcement mechanisms, and consumer remedies.This survey reflects statutes enacted as of January 1, 2026.Explore the Data
Have I Been Pwned: AfD Data Breach
In September 2026, the German political party Alternative für Deutschland (AfD) suffered a data breach which exposed 345k unique email addresses. The following month, hundreds of gigabytes of data containing hundreds of thousands of emails and attachments was published online, with searchable AI-generated summaries and downloadable original files. An analysis of the incident reported that the breach was detected as early as 9 September, with a subsequent intrusion occurring five days later. In its public statement, AfD attributed the breach to an attack on a hosting provider, identified in subsequent reporting as the party-owned Alternita Dienstleistungs GmbH.
Millions of users exposed as Japan data breaches continue to surge | The Asahi Shimbun Asia & Japan Watch
H2O Retailing Corp. is the latest major company among the many in Japan that are disclosing massive data breaches almost daily, which are exposing millions of customer records and revealing weaknesses in corporate cybersecurity.
Unauthorized access, personal data leaks surge in Japan | NHK WORLD-JAPAN News
A series of cyberattacks have led to leaks of large amounts of personal data from companies across Japan. Experts say the misuse of AI may be contributing to the growing threat. As this new challenge emerges, how should companies, and society as a whole, respond?
Dan Shipper 📧 on Twitter / X
The smallest technical decisions become humanity's biggest pivots:The same-origin policy—a well-intentioned browser security rule from the 1990s—accidentally created Facebook, Google, and every data monopoly since. It locks your data in silos—and you stayed where your stuff… pic.twitter.com/G87qsuPHxN— Dan Shipper 📧 (@danshipper) July 9, 2025
The hacker crackdown: law and disorder on the electronic frontier
A journalist investigates the past, present, and future…
How I Hacked Into One of the Most Popular Dating Websites
A story of poor backend security in midst of scandals and new regulations.
3 hacking methods primarily used in Japan data leaks | NHK WORLD-JAPAN News
A Japanese cybersecurity organization says that hackers have primarily used three methods in a recent spate of attacks that resulted in personal data leaks.
Massive AfD data breach exposes illegally copied files
The “Alternative for Germany” party apparently suffered a data breach. Some 421,000 emails were published, offering a glimpse inside the party.
W Social (@wsocial.eu)
As we have communicated. We did the update on Septemebr 17th. Now a question back to you @wdonthavetime.selfhosted.social Who have funded you and what is your connection to other PDS operators? What is your motive to create a site framing public information as a "data-leak" what's your motive?
Marriott Data Breach Is Traced to Chinese Hackers as U.S. Readies Crackdown on Beijing (Published 2018)
The Trump administration is expected to indict hackers and roll out import restrictions out of concern that Beijing will not easily change its trade, cyber and economic practices.
Discord users’ data was exposed in a breach at server bot Double Counter.
The server privacy bot says hackers copied about 12GB of data, including Discord usernames and user IDs, IP addresses, location data, and email addresses. The attackers also took control of the bot’s Discord token, posted links “in about 50 large servers,” and “used a stolen payment key to commit financial fraud on a separate account.” [Link: Double Counter — Security Incident Report (4 October 2026) | https://doublecounter.gg/blog/security-incident-october-2026 | Double Counter]
