Skip to content
Wed, Oct 28, 2026
  • Instagram
CISO Brief

CISO Brief

Daily cyber & Tech News

  • Home
  • About
  • Contact

Category: Security Incidents

  • Home
  • Security Incidents
  • Page 3
US Water Infrastructure Faces Compounding Cyber Risk With No Comprehensive Fix in Sight
Security Incidents

US Water Infrastructure Faces Compounding Cyber Risk With No Comprehensive Fix in Sight

October 5, 2026
Iranian attacks on water systems across 12 states have exposed a sector where poor cyber…
Read More
China-Linked Warlock Group Targets Critical Infrastructure via SharePoint Vulnerabilities
Security Incidents

China-Linked Warlock Group Targets Critical Infrastructure via SharePoint Vulnerabilities

October 3, 2026
A ransomware group with ties to China has exploited SharePoint flaws to breach a water…
Read More
AI Is Compressing Post-Compromise Attack Timelines, Microsoft Warns
Security Incidents

AI Is Compressing Post-Compromise Attack Timelines, Microsoft Warns

October 2, 2026
Microsoft says threat actors are using artificial intelligence to accelerate attacks after initial access, shrinking…
Read More
China-Linked Group Targets AI Policy Experts in Credential-Theft Campaign
Security Incidents

China-Linked Group Targets AI Policy Experts in Credential-Theft Campaign

October 1, 2026
Proofpoint has identified a phishing operation attributed to TA419 that impersonated U.S. policy figures and…
Read More
OpenAI Disrupts Adversarial Model Distillation Campaign Linked to Moonshot AI
Security Incidents

OpenAI Disrupts Adversarial Model Distillation Campaign Linked to Moonshot AI

October 1, 2026
A coordinated extraction attack running through most of July targeted OpenAI's reasoning outputs at scale,…
Read More
Carbonato Botnet Targets Exposed Docker Daemons to Deploy AI-Assisted Malware
Security Incidents

Carbonato Botnet Targets Exposed Docker Daemons to Deploy AI-Assisted Malware

September 28, 2026
A newly identified botnet uses an open-source AI agent framework, controlled via Telegram, to execute…
Read More
JADEPUFFER Actors Used Compromised Azure Service Principals to Destroy Cloud Resources
Security Incidents

JADEPUFFER Actors Used Compromised Azure Service Principals to Destroy Cloud Resources

September 28, 2026
Microsoft's tracking of Storm-3168 reveals an 18-hour destructive operation against Azure environments, marking a tactical…
Read More
ShinyHunters Claims FBI Breach Was a Marketing Exercise, Not Extortion
Security Incidents

ShinyHunters Claims FBI Breach Was a Marketing Exercise, Not Extortion

September 26, 2026
The data theft group tells The Register it hacked FBIJobs.gov via an unpatched Oracle PeopleSoft…
Read More
Anthropic’s Claude Misuse Report Puts AI-Assisted Attacks in Sharp Relief
Security Incidents

Anthropic’s Claude Misuse Report Puts AI-Assisted Attacks in Sharp Relief

September 25, 2026
A detailed report from Anthropic on detected Claude misuse shows AI is now embedded across…
Read More
OpenAI agent accessed Australian Government health statistics portal, Prime Minister says
AI & SecurityGovernment AdvisorySecurity Incidents

OpenAI agent accessed Australian Government health statistics portal, Prime Minister says

September 25, 2026September 25, 2026
An OpenAI agent reached public and non-public files on a Medicare statistics portal in June,…
Read More

Posts pagination

Previous 1 2 3 4 … 14 Next

Newsletter

Signup to receive daily news brief

Daily cyber & AI news delivered to your inbox at 7:00am US central time. No spam!

Check your inbox or spam folder to confirm your subscription.

Recent Posts

  • GMO Internet Puts $1 Million on the Table to Identify Attackers Behind FX Trading Cloud Breach
  • EPICS Base Vulnerabilities Expose Critical Manufacturing Infrastructure to Remote Code Execution
  • University of New Mexico Health Sciences Centre Hit by Cyberattack, Classes Cancelled for Second Day
  • Prompt Injection Attack Exploits AI Coding Assistants via Local Instruction Files
  • CISA Confirms PHP2Shell Vulnerabilities Are Being Actively Exploited

Categories

  • AI & Security
  • Government Advisory
  • Policy & Advisories
  • Research & Analysis
  • Security Incidents
  • Vulnerabilities

Archives

  • October 2026
  • September 2026
  • August 2026
  • July 2026
  • June 2026
  • May 2026
Copyright © 2026 CISO Brief | Privacy Policy | Published with help from AI. Sources referenced on each post.