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Guidelines for cyber security incidents Advice
Dec 4, 2025 - This chapter of the Information security manual (ISM) provides guidance on cyber security incidents.
Cybercriminals targeting construction companies to conduct email scams Alert
Jul 6, 2021 - Cybercriminals are targeting construction companies to conduct business email compromise scams. All parties to construction projects should be vigilant when emailing about invoices and bank details.
ASD/ACSC engagement request
Jun 8, 2023 - Thank you for your interest in having ASD/ACSC attend or speak at your event. In order for us to identify the most appropriate staff member, we ask that you provide us with some information about your event, the audience and intended outcome of your engagement with ASD/ACSC. Please note we require 8 weeks’ notice to review your request.
New OT connectivity principles set a higher security bar for organisations News
Jan 15, 2026 - Our latest guidance outlines 8 principles to secure operational technology connectivity, helping organisations reduce exposure, harden boundaries, and strengthen resilience across industrial environments.
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.
Property-related business email compromise scams rising in Australia Alert
Aug 30, 2021 - Cybercriminals are targeting the property and real estate sector to conduct business email compromise scams. All parties involved in the buying, selling and leasing of property should be vigilant when communicating via email, particularly during settlement periods.
Implementing network segmentation and segregation Publication
Oct 6, 2021 - Learn about practical strategies to make it harder for malicious actors to access sensitive data. This guidance is for those responsible for an organisation’s network architecture and design.
ABC Radio interview with Head of ACSC News
Mar 31, 2021 - Abigail Bradshaw CSC, Head of Australian Cyber Security Centre, interview with Fran Kelly on ABC Radio National, 31 March 2021.
Critical vulnerability in WatchGuard Firebox devices (CVE-2025-14733) Alert
Dec 22, 2025 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of active exploitation of a critical vulnerability in WatchGuard Firebox devices.
IRAP resources Program
Nov 17, 2025 - IRAP resources
Guidelines for cyber security documentation Advice
Dec 4, 2025 - This chapter of the Information security manual (ISM) provides guidance on cyber security documentation.
Advisory 2020-016: "Zerologon" - Netlogon Elevation of Privilege Vulnerability (CVE-2020-1472) Advisory
Sep 22, 2020 - The ACSC recommends organisations immediately patch affected Microsoft Windows systems with the Microsoft August 2020 Security Updates, released 11/08/2020.
Report and recover from business email compromise Guidance
Jul 14, 2023 - Step-by-step guidance on how to respond to and recover from email compromise and impersonation attempts.
ASD's ACSC urges victims to report cybercrimes News
Jul 17, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is urging all Australians to report cybercrimes immediately to ReportCyber amid the growing number of cybercrimes impacting Australians.
Critical Infrastructure Uplift Program (CI-UP) Program
Apr 16, 2024 - The Critical Infrastructure Uplift Program (CI-UP) offers a range of services that assist critical infrastructure (CI) partners to improve their resilience against cyberattacks.
U.S., U.K., and Australia Issue Joint Cybersecurity Advisory News
Jul 28, 2021 - Cyber Agencies Share Top Routinely Exploited Vulnerabilities
Be Ready - auDA Domain Name Changes News
Mar 23, 2022 - The new domain name category could leave your business or organisation open to fraudulent cyber activity, such as business email compromise.
Essential Eight Maturity Model Update News
Nov 27, 2023 - The Australian Signals Directorate has updated the Essential Eight Maturity Model (E8MM).
Understand and invest in modern defensible architecture now News
Oct 23, 2025 - We have released a new publication series in collaboration with our international partners on modern defensible architecture, providing organisations with a clear framework to begin investment and implementation.
COVID-19 malicious cyber activity Alert
May 22, 2020 - Malicious cyber actors are actively targeting individuals and Australian organisations with COVID-19 related scams and phishing emails. These incidents are likely to increase in frequency and severity over the coming weeks and months. This is due, in part, to the ease in which existing scam emails and texts can be modified with a COVID-19 theme.
