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Interactive tools and advice to boost your online safety.
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Common online security risks and advice on what you can do to protect yourself.
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People’s Republic of China-Linked Actors Compromise Routers and IoT Devices for Botnet Operations Advisory
Sep 19, 2024 - Cyber actors may have used botnet to compromise thousands of Internet-connected devices.
Critical vulnerabilities in Ivanti Connect Secure (ICS) and Ivanti Policy Secure (IPS) Alert
Feb 1, 2024 - The Australian Signals Directorate’s Australian Cyber Security Centre (ACSC) is aware of critical vulnerabilities affecting Ivanti Connect Secure (ICS), formerly known as Pulse Connect Secure, and Ivanti Policy Secure (IPS) gateways. The vulnerabilities affect all supported versions and configurations of the products. Customers should apply the mitigations made available by Ivanti and implement patches as they become available.
Security configuration guide: Apple iOS 14 devices Publication
Oct 6, 2021 - ASD has developed this guide to assist Australians to understand risks when deploying iOS 14 devices and the security requirements that need to be met to allow them to handle classified data.
The Commonwealth Cyber Security Posture in 2025 Reports and statistics
Feb 12, 2026 - The Commonwealth Cyber Security Posture in 2025 informs the Australian Parliament on cyber security measures implemented across the Australian Government for the 2024–25 financial year.
Guidelines for secure AI system development Publication
Nov 27, 2023 - This document recommends guidelines for providers of any systems that use artificial intelligence (AI), whether those systems have been created from scratch or built on top of tools and services provided by others. This document is aimed primarily at providers of AI systems who are using models hosted by an organisation, or are using external application programming interfaces (APIs).
Cyber security incident response
Feb 24, 2026 - This page lists publications on preparing for and responding to cyber security incidents.
Guidelines for system management Advice
Dec 4, 2025 - This chapter of the Information security manual (ISM) provides guidance on system management.
Progress ongoing to improve the Australian Government’s cyber resilience News
Feb 12, 2026 - The 2025 Commonwealth Cyber Security Posture Report highlights ongoing progress in implementing the Australian Signals Directorate’s Essential Eight mitigation strategies.
Guidelines for enterprise mobility Advice
Dec 4, 2025 - This chapter of the Information security manual (ISM) provides guidance on enterprise mobility.
Exercise in a Box
Nov 17, 2022 - This service provides an all-in-one platform that organisations can use to assess and improve their cybersecurity practices, in a controlled environment, and as many times as they want.
Small business Google Chromebook and ChromOS security guide Guidance
Nov 12, 2024 - This publication was developed by the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) with technical input from Chrome Engineering.
Secure connectivity principles for Operational Technology (OT) Publication
Jan 15, 2026 - How organisations should design, secure, and manage connectivity in operational technology (OT).
How to secure your devices
Nov 29, 2024 - Protect your sensitive data and accounts. Learn how to secure your devices such as your computer, mobile phone and Internet of Things devices.
Critical vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway Products Alert
Jul 4, 2025 - The ASD's ACSC is aware of critical vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway Products (CVE-2025-5349, CVE-2025-5777).
Report
Apr 11, 2023 - Report a cybercrime, incident or vulnerability.
Widespread outages relating to CrowdStrike software update Alert
Jul 21, 2024 - A CrowdStrike software update has led to outages impacting Windows systems.
Learn the basics
Aug 30, 2023 - Interactive tools and advice to boost your cyber security when online.
Ransomware Playbook Guidance
Oct 10, 2024 - This interactive guide is here to assist you with taking all of the appropriate steps to prepare for, respond to and recover from a ransomware incident.
Hunting Russian Intelligence “Snake” Malware Advisory
May 10, 2023 - This Cybersecurity Advisory (CSA) provides background on Snake’s attribution to the FSB and detailed technical descriptions of the implant’s host architecture and network communications.
Bulletproof defense: mitigating risks from bulletproof hosting providers Publication
Nov 20, 2025 - This document provides internet service providers (ISPs) and network defenders recommendations to mitigate potential cybercriminal activity enabled by bulletproof hosting (BPH) providers.
