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Resources for business and government agencies on cyber security.
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Essential Eight
Nov 27, 2023 - While no set of mitigation strategies are guaranteed to protect against all cyberthreats, organisations are recommended to implement eight essential mitigation strategies from the Strategies to mitigate cybersecurity incidents as a baseline. This baseline, known as the Essential Eight, makes it much harder for adversaries to compromise systems.
Log4j: What Boards and Directors Need to Know Advisory
Jan 7, 2022 - Log4j is a software library used as a building block found in a wide variety of Java applications. The Log4j vulnerability – otherwise known as Log4Shell – is trivial to exploit, and represents a significant business continuity risk. This publication outlines what Boards and Directors need to know in order to protect their businesses.
Technical example: User application hardening Publication
Dec 16, 2022 - User application hardening protects an organisation from a range of threats including malicious websites, advertisements running malicious scripts and exploitation of vulnerabilities in unsupported software. These attacks often take legitimate application functionality and use it for malicious purposes. User application hardening makes it harder for cybercriminals to exploit vulnerabilities or at-risk functionality in your organisation’s applications.
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.
Network hardening
Apr 11, 2023 - This page lists publications on the hardening of network infrastructure.
Stay ahead of the quantum threat with post-quantum cryptography News
Sep 22, 2025 - Get updated advice to help your organisation plan and prepare for post-quantum cryptography.
Multi-factor authentication Guidance
Aug 30, 2023 - Multi-factor authentication (MFA) is one of the most effective ways to protect your valuable information and accounts against unauthorised access.
Convoluted layers: An artificial intelligence primer Publication
May 21, 2025 - Rapid advances in artificial intelligence (AI), along with public releases of AI products, have prompted governments, businesses and criminals to accelerate efforts to incorporate this new technology into their operations. This advice provides definitions for some of the most commonly encountered AI terms in cybersecurity and a brief typology of cyber threats that will arise from AI.
Protecting industrial control systems Publication
Jul 1, 2018 - Industrial control systems are essential to our daily life. They control the water we drink, the electricity we rely on and the transport that moves us all. It is critical that cyberthreats to industrial control systems are understood and mitigated appropriately to ensure essential services continue to provide for everyone.
Quishing Threat
Nov 2, 2023 - Quishing is a form of phishing attack that uses QR codes instead of text-based links in phishing emails, digital platforms or on physical items. Quishing is a social engineering technique used by scammers and malicious actors to trick their victims into providing sensitive personal information or downloading malware onto their devices.
2021 Trends Show Increased Globalized Threat of Ransomware Advisory
Feb 10, 2022 - This joint Cybersecurity Advisory—authored by cybersecurity authorities in the United States, Australia, and the United Kingdom—provides observed behaviors and trends as well as mitigation recommendations to help network defenders reduce their risk of compromise by ransomware.
Planning for post-quantum cryptography Publication
Sep 22, 2025 - Prepare your organisation for post-quantum cryptography with advice on transition timelines, milestones, and a framework to map transition stages.
Essential Eight maturity model Publication
Nov 27, 2023 - This publication provides advice on how to implement the Essential Eight.
Content credentials: Strengthening multimedia integrity in the generative AI era Publication
Jan 30, 2025 - This cybersecurity information sheet discusses how Content Credentials (especially Durable ones) can be valuable to protect the provenance of media, raises awareness of the state of this solution, provides recommended practices to ensure the preservation of provenance, and discusses the importance of widespread adoption across the information ecosystem.
Update your devices
Jan 25, 2023 - Updates are new, improved, or fixed versions of software. Regular updates are critical in maintaining a secure system. It's important to check for any updates and make sure that automatic updates are switched on.
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.
Antivirus software Guidance
Apr 11, 2023 - The consequences of viruses, spyware and other malicious software can be serious and far reaching. Follow our guidance about using antivirus software.
Programs
Nov 3, 2022 - Find relevant cyber security programs
News
Nov 3, 2022 - Find the latest in cyber security news
Archived Alerts and Advisories
Jan 23, 2025 - Search archived cyber security alerts and advice