Data Breaches

Substack CEO Christ Best confirmed the incident occurred in October 2025

Hackers behind the WorldLeaks ransomware group claim to have accessed sensitive corporate data

More than a thousand MSPs have been alerted that competitors may now have access to sensitive business data

The impact of the LastPass breach was felt by customers as late as December 2024

The Mixpanel breach prompted OpenAI to launch a review into its broader supplier ecosystem

Customers impacted in the Gainsight breach have been contacted by Salesforce

Reports of a major Gmail affecting millions of users have been flooding the web this week – Google says they’re “false” and you’ve nothing to worry about.

Capita CEO Adolfo Hernandez has since “accelerated” the company’s cybersecurity transformation

Plex advised users to sign out of any connected devices that are currently logged in and enable two-factor authentication if they haven’t already.

The company has warned customers that their data may have been accessed, saying it’s implemented extra safeguards in response

The credit reporting agency is believed to be the latest victim of a Salesforce-based attack

Around 1.1 million Allianz Life customers are believed to have been impacted in a recent data breach, making up the vast majority of the insurer’s North American customers.

HR technology firm Workday has confirmed a data breach after threat actors gained access to a third-party CRM platform.

A broad range of customer data was exposed, according to Bouygues Telecom

A spokesperson told ITPro the airlines are investigating “fraudulent access” to customer data following a third-party breach.

IBM research shows proper AI access controls are leading to costly data leaks

The company has confirmed in a filing that data was accessed earlier this month

TalentHook left a misconfigured Azure Blob storage container open, researchers said, leaving jobseekers open to phishing attempts

Growing vendor dependency has contributed to a marked rise in third-party breaches

Hackers used company GitHub account to steal software bits and personal information, company admits

The mysterious database contains highly sensitive data that appears to have been harvested by infostealer malware

There’s been a huge surge in the number of healthcare data breaches in recent years

A data breach at Yale New Haven Health has exposed data belonging to millions of people – and lawsuits have already been filed.

Hertz has confirmed it suffered a data breach as a result of the Cleo zero-day vulnerability in late 2024, with the car rental giant warning that customer data was stolen.

More than four-in-ten UK businesses were hit by a cyber attack last year, marking a decrease on the year prior – but security experts have warned enterprises to still remain vigilant.

Europcar has reportedly suffered a massive data breach affecting as many as 200,000 customers.

The Information Commissioner’s Office (ICO) said Advanced Computer Software Group failed to use appropriate security measures before the 2022 attack, which put the personal information of tens of thousands of NHS patients at risk. 

Singapore and the Netherlands are the world’s leading hotspots for third-party data breaches, with more than seven-in-ten organizations falling victim last year.

A war of words has erupted between Oracle and cybersecurity researchers following claims the company suffered a security breach.

An American bank has admitted nearly 22,000 customers had their accounts compromised following an attack that targeted a zero-day flaw in a third-party file-transfer tool.