Red Hat confirms major data breach after hackers claim mega haul - Cyber Security Review
Menu

Cyber Security Review

News • Insights • Analysis

Primary Menu

Skip to content
  • About
    • Advanced Persistent Threat
    • Artificial Intelligence
    • Critical Infrastructure Protection
      • Aviation
      • Banking and Finance
      • Defence and Aerospace
      • Education and Academia
      • Energy
      • Government
      • Healthcare
      • Industrial Security
      • Telecommunications
      • Transportation
      • Utilities
    • Cybercrime
      • DDoS
    • Malware
    • Network Security
  • News
    • News – September 2026
    • News – August 2026
    • News – July 2026
    • News – June 2026
    • News – May 2026
    • News – April 2026
    • News – March 2026
    • News – February 2026
    • News – January 2026
    • News – December 2025
    • News – November 2025
    • News – October 2025
    • News – September 2025
    • NEWS ARCHIVE
  • Articles
  • Events
  • Editorial
  • Subscribe
  • Advertise
Search

Red Hat confirms major data breach after hackers claim mega haul

Posted onOctober 2, 2025October 2, 2025AuthorCyber Security Review


Red Hat has confirmed suffering a potentially serious data breach, but the company said it was not able to verify hacker claims of stolen customer secrets.

A hacking group called Crimson Collective claims to have accessed Red Hat’s private GitHub repositories, and exfiltrated approximately 570GB of different files from 28,000 internal projects. Among the files were 800 Customer Engagement Records (CER) – internal consulting documents that Red Hat created to support enterprise clients, and typically include detailed infrastructure information (network architecture, system configuration, etc).

Read more…
Source: TechRadar News


Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox


Related:

  • Change Healthcare confirms the customer data stolen in ransomware attack

    June 24, 2024

    For the first time since news broke about a ransomware attack on Change Healthcare, the company has released details about the data stolen during the attack. First, a quick refresher: On February 21, 2024, Change Healthcare experienced serious system outages due to a cyberattack. The incident led to widespread billing outages, as well as disruptions at ...

  • Was T-Mobile compromised by a zero-day in Jira?

    June 21, 2024

    A moderator of the notorious data breach trading platform BreachForums is offering data for sale they claim comes from a data breach at T-Mobile. The moderator, going by the name of IntelBroker, describes the data as containing source code, SQL files, images, Terraform data, t-mobile.com certifications, and “Siloprograms.” To prove they had the data, IntelBroker posted ...

  • Stolen test data and NHS numbers published by Qilin hackers

    June 21, 2024

    A gang of cyber criminals causing huge disruption to multiple London hospitals has published sensitive patient data stolen from an NHS blood testing company. Overnight on Thursday, Qilin shared almost 400GB of the private information on their darknet site. The gang has been trying to extort money from NHS provider Synnovis since they hacked the firm ...

  • Finland sees record number of data breach reports in 2023

    June 18, 2024

    A record high number of data breaches were reported to Finland’s Data Protection Ombudsman last year, according to a report by news group Uutissuomalainen. In total, the office received 6,900 data breach reports in 2023, an increase of 1,400 on the figure for 2022. Assistant Data Protection Ombudsman Heljä-Tuulia Pihamaa told Uutissuomalainen that the sharp rise ...

  • Keytronic confirms data breach after Black Basta ransomware gang strikes again

    June 17, 2024

    Hardware firm Keytronic has confirmed a significant data breach weeks after the Black Basta ransomware group leaked over 500GB of the company’s stolen data around two weeks ago. The company, known for its printed circuit board assembly (PCBA), reported the cyberattack in an SEC filing over a month ago on May 6 – the attack was ...

  • Data of over 20,000 staff, students at Chinese University of Hong Kong stolen after school server hacked

    June 14, 2024

    The personal data of over 20,000 Chinese University of Hong Kong (CUHK) staff and students has been stolen after a server at one of the institution’s schools was hacked. The server of an online learning system used by CUHK’s School of Continuing and Professional Studies (CUSCS) was hacked on June 3, the school announced in a ...

  • <<
  • 1
  • ...
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • ...
  • 182
  • >>

CategoriesNews October 2025TagsCrimson Collective, Cyber Attack, Cybercrime, Data Breach, Linux, Metadata, PII, Privacy

Post navigation

← Previous Previous post: US Air Force admits SharePoint privacy issue as reports trickle out of possible breach
Next → Next post: Confucius Espionage: From Stealer to Backdoor

LATEST ARTICLES


THE STRATEGIC IMPORTANCE OF DIGITAL SOVEREIGNTY IN 2026
By Alexandre Grellier, CEO, Drooms
Cyber Security Review online – May 2026


A BEGINNER’S ROADMAP: HOW TO START YOUR AI SOC AGENT IMPLEMENTATION
By Kirsten Doyle
Cyber Security Review online – November 2025


THE PEOPLE BEHIND THE PIXELS: WHY CYBERSECURITY IN CRITICAL INDUSTRIES IS MORE HUMAN THAN EVER
Cyber Security Review online – July 2025


HOW TO MAXIMIZE EXCHANGE SERVER UPTIME? - SOME BEST PRACTICES
Cyber Security Review online – June 2025


KEY METRICS TO TRACK WHEN IMPLEMENTING AI IN YOUR SOC
By Josh Breaker-Rolfe
Cyber Security Review online – December 2024


ACHIEVING DATA SECURITY RESILIENCE WITH DSPM TOOLS
By Katrina Thompson
Cyber Security Review online – November 2024


CYBER SECURITY IN CRITICAL INDUSTRIES: CHALLENGES, SOLUTIONS, AND THE ROAD AHEAD
Cyber Security Review online – August 2024


HOW TO ENGAGE YOUR EMPLOYEES IN SECURITY AWARENESS TRAINING
Cyber Security Review online – April 2024


WHY IMMINENT SEC CYBER RULE CHANGES MEANS CYBER SECURITY LEADERSHIP MUST COME FROM THE VERY TOP
By Miguel Clarke, GRC and Cyber Security lead for Armor Defense
Cyber Security Review online – November 2023


WHAT COULD YOU DO IF YOU KNEW HOW EVERY PIECE OF DATA WAS BEING USED?
By Ross Moore, Cyber Security Support Analyst with Passageways
Cyber Security Review online – October 2023

A BRIEF HISTORY OF DATA LOSS PREVENTION
Cyber Security Review online –  July 2023


THE 5 ESSENTIAL CYBERSECURITY AWARENESS TRAINING TIPS FOR A MORE SECURE ENVIRONMENT
Cyber Security Review online –  June 2023


THE 8-STEP COMPREHENSIVE CHECKLIST FOR APPLICATION SECURITY IN 2023
Cyber Security Review online –  April 2023

THE NETWORK SECURITY CHALLENGE:
Improving Visibility to Defend Against Cyberthreats
By Kev Eley, Vice President Sales UK and Europe at LogRhythm

SWEDEN LAUNCHES EUROPE’S MOST ADVANCED HUB FOR AUTOMOTIVE CYBER SECURITY
Research Institute engages ethical hackers and the latest research in cyber technology to combat spiraling threats to connected vehicles  

Resources  |  Contact us  |  Advertise  |  User Login



Copyright © 2026 Cyber Security Review. All Rights Reserved. Privacy Policy
Catch Base by Catch Themes
Scroll Up
  • About
    • Advanced Persistent Threat
    • Artificial Intelligence
    • Critical Infrastructure Protection
      • Aviation
      • Banking and Finance
      • Defence and Aerospace
      • Education and Academia
      • Energy
      • Government
      • Healthcare
      • Industrial Security
      • Telecommunications
      • Transportation
      • Utilities
    • Cybercrime
      • DDoS
    • Malware
    • Network Security
  • News
    • News – September 2026
    • News – August 2026
    • News – July 2026
    • News – June 2026
    • News – May 2026
    • News – April 2026
    • News – March 2026
    • News – February 2026
    • News – January 2026
    • News – December 2025
    • News – November 2025
    • News – October 2025
    • News – September 2025
    • NEWS ARCHIVE
  • Articles
  • Events
  • Editorial
  • Subscribe
  • Advertise