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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.
Respond to cyber threats and take steps to protect yourself from further harm.
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Guidelines for communications infrastructure Advice
Sep 4, 2025 - This chapter of the Information security manual (ISM) provides guidance on communications infrastructure.
Guidelines for system hardening Advice
Dec 4, 2025 - This chapter of the Information security manual (ISM) provides guidance on system hardening.
Artificial intelligence and machine learning pose new cyber security risks to supply chains News
Oct 16, 2025 - New publication for organisations on the importance of AI and ML supply chain security.
New Secure-by-Design publication about memory safety released News
Jun 27, 2024 - Today, we jointly released a new Secure-by-Design publication, Exploring Memory Safety in Critical Open Source Projects, co-authored by the U.S. Cybersecurity and Infrastructure Security Agency (CISA), Federal Bureau of Investigation (FBI), and Canadian Centre for Cyber Security (CCCS).
New guidance for critical infrastructure on integrating AI securely into operational technology (OT) environments News
Dec 4, 2025 - We have released guidance for critical infrastructure owners and operators for integrating AI into operational technology (OT) environments.
New guidance to strengthen Microsoft Exchange Server security News
Oct 31, 2025 - ASD’s ACSC and international partners have co-authored guidance on best practices for Microsoft Exchange Server to help organisations mitigate risks and prevent malicious activity.
Tok Pisin (New Guinea Pidgin) Guidance
Aug 17, 2023 - The information and resources available are intended to increase your safety online and have been translated into New Guinea Pidgin.
ASD's ACSC and partners alert organisations to top 2021 malware strains News
Aug 5, 2022 - The top types of malicious software – or malware – seen by the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) and international partners through 2021 have been detailed, along with advice on how to counter them.
Countering Chinese State-Sponsored Actors Compromise of Networks Worldwide to Feed Global Espionage System Advisory
Aug 28, 2025 - This joint cyber security advisory gives vital insights on People’s Republic of China (PRC) state-sponsored cyber threat actors, how they gain and maintain persistent access, and the capabilities they have. It provides threat hunting guidance and mitigation strategies to help safeguard your networks.
New guidance on detecting and mitigating Active Directory compromises News
Sep 26, 2024 - Does your organisation use Microsoft’s Active Directory? Read our latest guidance on Active Directory compromises now.
New joint advisory on PRC botnet operations released News
Sep 19, 2024 - Protect your organisation and yourself from botnet operations.
New guidance for software and service manufacturers deploying system updates News
Oct 25, 2024 - Implementing a safe software deployment program is vital for maintaining customer trust.
New guidance to help fortify Australia’s critical infrastructure News
Oct 13, 2025 - Australian CI is, and will continue to be, an attractive target for state-sponsored cyber actors. Read the CI Fortify publication to learn two actions CI operators can take to strengthen their resilience in preparation for instances of crisis or service disruption.
New guidance for organisations to strengthen their network infrastructure News
Oct 15, 2025 - This guidance supports executive and technical staff of medium-to-large organisations and government entities to strengthen their organisation’s network infrastructure.
New zero trust guidance – seeking industry feedback News
Feb 10, 2025 - Have your say on new Foundations for modern defensible architectures, including zero trust and secure-by-design principles.
New cyber security advice for families News
May 2, 2024 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) has released new guidance to help you protect your family online.
New guidance on integrating a Software Bill of Materials (SBOM) News
Sep 4, 2025 - Get valuable guidance to inform organisations who procure, produce or operate software about the advantages of integrating a Software Bill of Materials (SBOM) into your security processes.
日本語 (Japanese) Guidance
Apr 19, 2024 - The information and resources available are intended to increase your safety online and have been translated into Japanese.
Use our new guidance to create and maintain a definitive view of your organisation’s Operational Technology (OT) architecture News
Oct 28, 2025 - Apply the 5 key principles of this guidance to build a holistic understanding of your operational technology (OT) systems and design appropriate, effective cyber security controls.
Australian Signals Directorate unveils new facility News
Mar 23, 2022 - The Australian Signals Directorate (ASD) has unveiled a new world-class cyber and foreign intelligence facility, as the agency prepares to mark 75 years defending Australia from global threats.
