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Gateway security guidance package: Gateway technology guides   Publication

Jul 29, 2025 - This guidance is one part of a package of documents that forms the gateway security guidance package. When designing, procuring, operating, maintaining or disposing of a gateway, it is important to consider all the documents from the gateway security guidance package at different stages of governance, design and implementation, and not to consume this guidance in isolation.

Securing customer personal data   Guidance

Jul 23, 2025 - This guide is focused specifically on the protection of customers’ personal data. Guidance on general cyber security for businesses can be found in the Small business cyber security guide and the Strategies to mitigate cyber security incidents published by ASD’s ACSC.

Australian Signals Directorate’s Cyber Security Partnership Program   Program

The Australian Signals Directorate's Australian Cyber Security Partnership Program enables Australian organisations and individuals to engage with the ASD's ACSC and fellow partners, drawing on collective understanding, experience, skills and capability to lift cyber resilience across the Australian economy.

Essential Eight maturity model changes   Publication

Nov 27, 2023 - This publication provides an overview of the changes for the November 2023 release.

Cloud services   Program

Feb 24, 2023 - The Cloud Services Certification Program (CSCP) ceased on 2 March 2020. The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) ceased the Certified Cloud Services List (CCSL) on 27 July 2020 and concurrently released the Cloud Security Guidance package.

Practical cyber security tips for business leaders   Publication

Jan 17, 2024 - Business leaders can be appealing targets for malicious actors due to the sensitive information they can access, the important people they interact with and the influence they hold. This publication includes a checklist of practical tips business leaders can implement to improve their cybersecurity. The checklist is followed by a brief explanation of each tip and why it is recommended.

Preparing for and responding to denial-of-service attacks   Publication

Mar 17, 2025 - Although organisations cannot avoid being targeted by denial-of-service attacks, there are a number of measures that organisations can implement to prepare for and potentially reduce the impact if targeted. Preparing for denial-of-service attacks before they occur is by far the best strategy, it is very difficult to respond once they begin and efforts at this stage are unlikely to be effective.

Fundamentals of Cross Domain Solutions   Publication

Oct 6, 2021 - This publication introduces technical and non-technical audiences to cross domain security principles for securely connecting security domains.

An Introduction to Securing Smart Places   News

Nov 21, 2022 - New ASD's ACSC publication released to help organisations secure smart places.

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.

Securing edge devices  

Feb 4, 2025 - Malicious actors often target internet-facing edge devices to gain unauthorised access to enterprise networks. Learn how to secure edge devices such as routers, firewalls and VPN concentrators.

Advice for Malicious Cyber Activity by Iran   News

Sep 15, 2022 - Australian organisations are urged to be alert to continued malicious cyber activity conducted by Advanced Persistent Threat (APT) actors, assessed to be affiliated with the Iranian Government’s Islamic Revolutionary Guard Corps (IRGC).

Cyber security incident response  

Apr 12, 2024 - This page lists publications on preparing for and responding to cyber security incidents.

Infamous Chisel   Advisory

Aug 31, 2023 - Malware Analysis Report.
A collection of components designed to enable remote access and exfiltrate information from Android phones.

Cyber resources for small businesses   News

Feb 11, 2022 - Last December, the Council of Small Business Organisations Australia (COSBOA) co-hosted an Act Now, Stay Secure breakfast at the National Portrait Gallery, along with the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) and the Department of Home Affairs.

Exploring memory safety in critical open source projects   Publication

Jun 27, 2024 - This publication follows the December 2023 release of The Case for Memory Safe Roadmaps, which recommended software manufacturers create memory safe roadmaps, including plans to address memory safety in external dependencies, which commonly include open source software (OSS). Today’s publication provides a starting point for these roadmaps by investigating the scale of memory safety risk in selected OSS.

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.

2021-007: Log4j vulnerability – advice and mitigations   Advisory

Dec 29, 2021 - On 10 December 2021, ASD's ACSC released an alert relating to a serious vulnerability in versions of the Log4j Java logging library. Malicious cyber actors are using this vulnerability to target and compromise systems globally and in Australia. The ASD's ACSC is working with a significant number of victims and affected vendors across all sectors of the economy.

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.

Advisory 2020-008: Copy-paste compromises - tactics, techniques and procedures used to target multiple Australian networks   Advisory

Sep 16, 2020 - This advisory details the tactics, techniques and procedures (TTPs) identified during the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) investigation of a cyber campaign targeting Australian networks. These TTPs are captured in the frame of tactics and techniques outlined in the MITRE ATT&CK framework.