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Advisory 2021-004: Active exploitation of ForgeRock Access Manager / OpenAM servers   Advisory

Jul 9, 2021 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) has identified targeting and compromise of Australian organisations with vulnerable internet-accessible servers running ForgeRock Access Manager (ForgeRock AM). ForgeRock AM was previously known as OpenAM. The ASD's ACSC has observed malicious actors exploiting the vulnerability in ForgeRock AM/OpenAM to gain initial access to networks in multiple organisations, and facilitate further access within these networks. On 7 July 2021 the ASD's ACSC alerted organisations that this vulnerability was being actively exploited. This ASD's ACSC advisory provides recommendations for securing ForgeRock AM against vulnerability CVE-2021-35464, and advice on identifying potential successful exploitation of this vulnerability.

Remote access to operational technology environments   Publication

Mar 28, 2023 - Many critical infrastructure providers are moving to support remote working arrangements. In doing so, modifying cybersecurity defences for operational technology environments (OTE) is not a decision that should be taken lightly.

Recovering a compromised online account   Guidance

Nov 10, 2023 - Online accounts are important for our day-to-day activities and often store sensitive information about us. This can make them useful for cybercriminals looking to gain access to our resources or identities.

Recovering a compromised email account   Guidance

Nov 10, 2023 - Email accounts are valuable targets for cybercriminals. Not just because they store sensitive messages, but also because they can be used to impersonate the account owner, to spread scams, and to perform password resets.

Secure your user account   Guidance

Jan 24, 2024 - A user account is the account you use to sign in on your computer at home, school or work. Cybercriminals will target unsecure accounts and take advantage of poor security habits within the home and businesses. Their goal is to get access to your computer and steal your information. There are many ways to improve your account security, keep your accounts safe and avoid being the victim of a cyber attack.

New guidance for small businesses to protect your devices and accounts   News

Jul 9, 2025 - Follow a list of step-by-step actions to help protect your Apple, Google and Microsoft devices and accounts.

Account compromise   Threat

Nov 10, 2023 - Account compromise is when criminals get unauthorised access to your email, banking, or other accounts.

Review your email account security   Guidance

Feb 19, 2025 - How to check your email account security for Gmail and Outlook.

Report and recover from account compromise   Guidance

Nov 10, 2023 - A guide to recovering your account and protecting you against future attacks.

HPE Aruba Networking Virtual Intranet Access client (VIA)  

Jul 23, 2024 - Aruba Virtual Intranet Access

2022-02: Australian organisations should urgently adopt an enhanced cyber security posture   Advisory

Apr 28, 2022 - Entities should follow ACSC advice and act on improving their resilience within a heightened threat environment.

Australian organisations encouraged to urgently adopt an enhanced cyber security posture   Alert

Mar 28, 2022 - Australian organisations are encouraged to urgently adopt an enhanced cyber security posture. Organisations should act now and follow ACSC’s advice to improve their cyber security resilience in light of the heightened threat environment.

Modern defensible architecture for senior decision-makers   Publication

Oct 23, 2025 - ASD’s ACSC and the following international partners present this guidance to assist senior decision-makers to understand the contemporary threat landscape and how modern defensible architecture can support organisations to defend against current threats and prepare for future threats.

Artificial intelligence for small business   Publication

Jan 14, 2026 - This guide explains the key cyber security risks of adopting AI technologies and how to reduce while adopting. While traditional threats such as phishing, ransomware and insider threats are still relevant, this guide focuses on other risks that AI introduces.

Cyber security research report   Reports and statistics

Dec 15, 2020 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) commissioned exploratory research to better understand audience awareness of cyber security threats and practices.

Ongoing targeting of online code repositories   Alert

Sep 19, 2025 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is aware of increased targeting of online code repositories, with threat actors employing various tactics to scan for and extract secrets, access private code bases, and modify packages to infect users.

The ASD’s ACSC does not have information to indicate that a specific industry or sector is being targeted, with this advisory providing general awareness of an observed increase in activity.

Consider your cyber hygiene in light of global events   News

Dec 22, 2025 - Around the world, geopolitical tensions remain complex as nations navigate diplomatic, economic, and military challenges. ASD’s ACSC recommends that organisations continue to review their current cyber security posture and maintain sufficient monitoring for cyber threats.

Iranian Islamic Revolutionary Guard Corps-Affiliated Cyber Actors Exploiting Vulnerabilities for Data Extortion and Disk Encryption for Ransom Operations   Advisory

Sep 15, 2022 - The Australian Signals Directorate's Australian Cyber Security Centre (ASD's ACSC) has joined with international cyber security agency partners to co-author an advisory on continued Iranian state-sponsored cyber threats. Organisations are encouraged to apply the recommended mitigations to protect themselves online.

Foundations for modern defensible architecture   Publication

Oct 23, 2025 - The Foundations represent the first step to help organisations adopt a ‘modern defensible architecture’ approach, which will enable them to evolve alongside the threat landscape.

2021-003: Ongoing campaign using Avaddon Ransomware   Advisory

May 8, 2021 - The Australian Cyber Security Centre (ACSC) is aware of an ongoing ransomware campaign utilising the Avaddon Ransomware malware. This campaign is actively targeting Australian organisations in a variety of sectors. This advisory provides details of Avaddon threat actors, dark web activity, targeted countries and sectors, the malware infection chain, and known Techniques, Tools, and Procedures (TTPs). If activity is identified relating to this advisory please report any findings to the ACSC.