ACSC
28 briefings written from ACSC's reporting, newest first. Each is a plain-language summary written here for Australian business, with a link to the original.
- Fortinet Warns of Critical Vulnerabilities: Apply Security Updates as a Priority
- Two Critical PHP Vulnerabilities Due for Public Disclosure on 22 October 2026
- ASD Releases Its Seventh Annual Cyber Threat Report for 2025-26
- Cooling and refrigeration systems are a cyber risk too: ACSC issues OT alert
- ASD Essentials Builds on the Essential Eight to Strengthen Cyber Resilience
- Cyber Security Action Month: Turn Awareness Into Action
- ASD Publishes Guidance on Agentic AI Harnesses and Their Security Risks
- ACSC Updates Guidance on Defending Microsoft Active Directory From Attackers
- How Crypters Help Malware Slip Past Your Defences
- Critical Security Flaws Found in Citrix NetScaler Devices — Patch Immediately
- ASD Seeks Input on the Next Stage of the Essential Eight
- ACSC Publishes Guidance on Using AI to Strengthen Cyber Security
- Switch On Multi-Factor Authentication: A Simple Step That Blocks Most Cyber Attacks
- Urgent: Active Attacks Targeting TeamCity Servers in Australia
- Urgent: Active Attacks Targeting N-able/N-central IT Management Software in Australia
- AI Gym-Booking Assistant Goes Rogue: Lessons for Businesses Using AI Agents
- New Guidance Helps Business Leaders Ask the Right Questions About AI Cyber Risks
- New Global Guidance Aims to Strengthen Software Supply Chain Transparency
- New Guidance Urges Businesses to Isolate Critical Operational Technology from Other Networks
- Agentic AI in Cyber Defence: Promising but Requires Caution
- Russian State-Sponsored Hackers Targeting Zimbra Email Servers to Steal Data
- Russian State-Backed Hackers Target Zimbra Email Users in Phishing Campaign
- New Guidance Helps Businesses Check If Their Tech Vendors Are Ready for Quantum-Safe Security
- Russian State-Sponsored Hackers Targeting Network Devices, Warns Joint Advisory
- Router Security Alert: Russian State-Sponsored Hackers Targeting Network Devices
- How AI 'Model Harnesses' Are Changing the Cyber Threat Landscape
- Widespread Attacks Target Website Content Management Systems – Is Your Site at Risk?
- Critical Alert: Fortinet Firewall and VPN Credentials Reportedly Exposed in Widespread Campaign