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Recommended pages

Joint Advisory on Technical Approaches to Uncovering and Remediating Malicious Activity
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Watch out for threats
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/about-us/view-all-content/publications

Publications  

Nov 3, 2022 - Find the latest cyber security publications.

/about-us/view-all-content/advice-guidance-publications

Advice, guidance and publications  

Nov 3, 2022 - Find the latest cyber security advice, guidance and publications

/learn-basics/explore-basics/threats

Watch out for threats  

Nov 2, 2022 - Know what to look for to stay in control of your devices and applications.

/about-us/view-all-content/reports-and-statistics/asdacsc-threat-report-2017

ACSC Threat Report 2017   Reports and statistics

Oct 15, 2017 - This is the third Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) Threat Report. It continues to reflect on the experience, focus, and mandates of the ASD’s ACSC’s member organisations. The report provides an insight into what the Centre has been seeing, learning, and responding to, focusing on specific areas of change or new knowledge obtained.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/view-all-content/reports-and-statistics/acsc-threat-report-2016

ASD's ACSC Threat Report 2016   Reports and statistics

Oct 15, 2016 - This is the second Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) Threat Report. It continues to reflect on the experience, focus, and mandates of the ASD's ACSC’s member organisations. The report provides an insight into what the Centre has been seeing, learning, and responding to, focusing on specific areas of change or new knowledge obtained.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/news/asdacsc-annual-cyber-threat-report-2020-21

ASD's ACSC Annual Cyber Threat report 2020-21   News

Sep 16, 2021 - The Assistant Minister for Defence, The Hon Andrew Hastie MP, released the Australian Signals Directorate’s Australian Cyber Security Centre's (ASD’s ACSC) Annual Cyber Threat Report 2020-21.

Individuals & families
Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/view-all-content/reports-and-statistics/acsc-annual-cyber-threat-report-july-2021-june-2022

ASD's ACSC Annual Cyber Threat Report, July 2021 to June 2022   Reports and statistics

Nov 4, 2022 - The Annual Cyber Threat Report is the Australian Signals Directorate’s Australian Cyber Security Centre's (ASD’s ACSC) flagship unclassified publication. The Report provides an overview of key cyberthreats impacting Australia, how the ACSC is responding to the threat environment, and crucial advice for Australian individuals and organisations to protect themselves online.

Organisations & Critical Infrastructure
Government
/about-us/view-all-content/reports-and-statistics/asdacsc-threat-report-2015

ASD's ACSC Threat Report 2015   Reports and statistics

Jul 15, 2015 - This report describes the range of cyber adversaries targeting Australian networks, their motives, and the type of malicious activities they are conducting and their impact on Australian networks during 2014. It also offers mitigation advice on how organisations can defend against these activities.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/view-all-content/reports-and-statistics/asdacsc-annual-cyber-threat-report-july-2019-june-2020

ASD's ACSC Annual Cyber Threat Report, July 2019 to June 2020   Reports and statistics

Sep 3, 2020 - This report has been jointly produced by the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC), the ACIC and the AFP, and is the first unclassified annual threat report since the ASD's ACSC became part of the ASD in July 2018. The report identifies and describes key cyber security threats targeting Australian systems and networks, and provides a range of examples and real-world case studies of malicious activity targeting Australian networks, between July 2019 and June 2020. It provides mitigation advice that all Australians and organisations can take to defend against these threats.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/view-all-content/reports-and-statistics/asdacsc-annual-cyber-threat-report-july-2020-june-2021

ASD's ACSC Annual Cyber Threat Report, July 2020 to June 2021   Reports and statistics

Sep 15, 2021 - The ASD's ACSC Annual Cyber Threat Report 2020–21 has been produced by the Australian Cyber Security Centre, with contributions from the Defence Intelligence Organisation (DIO), Australian Criminal Intelligence Commission (ACIC), Australian Security Intelligence Organisation (ASIO), The Department of Home Affairs and industry partners.

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Small & medium businesses
Organisations & Critical Infrastructure
Government
/threats

Threats  

Common online security risks and advice on what you can do to protect yourself.

/about-us/news/asdacscncsc-collaboration-strengthen-cyber-security-posture

ASD's ACSC/NCSC collaboration to strengthen cyber security posture   News

Nov 4, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) and the UK’s National Cyber Security Centre (NCSC) are committed to improving our respective nation’s cyber security posture and protecting our networks from cyber threats.

Individuals & families
Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/alerts/increased-global-ransomware-threats

Increased Global Ransomware Threats   Alert

Feb 10, 2022 - In 2021, cybersecurity authorities in the United States, Australia, and the United Kingdom observed an increase in sophisticated, high-impact ransomware incidents against critical infrastructure organizations globally.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/alerts/ddos-threats-being-made-against-australian-organisations

DDoS threats being made against Australian organisations   Alert

May 25, 2020 - Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of a number of Denial of Service (DoS) for ransom threats being made against Australian organisations, primarily in the banking and finance sector.

Organisations & Critical Infrastructure
Government
/about-us/news/revamped-guide-to-protect-australian-businesses-against-cyber-threats

Revamped guide to protect Australian businesses against cyber threats   News

Jun 22, 2023 - Australian businesses have a new source of help to understand and combat cyber threats through the refreshed Small Business Cyber Security Guide and new video developed by the The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC).

Individuals & families
Small & medium businesses
Organisations & Critical Infrastructure
/about-us/advisories/recommendations-mitigate-ddos-threats-being-made-against-australian-organisations

Recommendations to mitigate DDoS threats being made against Australian organisations   Advisory

Feb 25, 2020 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of a number of Denial of Service (DoS) for ransom threats being made against Australian organisations, primarily in the banking and finance sector.

Organisations & Critical Infrastructure
Government
/about-us/view-all-content/news-and-media/using-content-credentials-to-help-mitigate-cyber-threats-associated-with-generative-AI

Using Content Credentials to help mitigate cyber threats associated with generative AI   News

Jan 30, 2025 - With advanced AI tools, digital media can be created or modified convincingly with minimal effort and cost. Learn more about media provenance solutions to help end users verify the integrity of your organisation’s content.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/advisories/russian-state-sponsored-and-criminal-cyber-threats-critical-infrastructure

Russian State-Sponsored and Criminal Cyber Threats to Critical Infrastructure   Advisory

May 17, 2022 - The cybersecurity authorities of the United States, Australia, Canada, New Zealand, and the United Kingdom are releasing this joint Cybersecurity Advisory (CSA). The intent of this joint CSA is to warn organizations that Russia’s invasion of Ukraine has altered the geopolitical balance in ways that could expose organizations both within and beyond the region to increased malicious cyber activity. This activity may occur as a response to the unprecedented economic costs imposed on Russia as well as materiel support provided by the United States and U.S. allies and partners.

Organisations & Critical Infrastructure
Government
/about-us/advisories/protecting-against-cyber-threats-managed-service-providers-and-their-customers

Protecting Against Cyber Threats to Managed Service Providers and their Customers   Advisory

May 12, 2022 - This advisory describes cybersecurity best practices for information and communications technology (ICT), focusing on guidance that enables transparent discussions between MSPs and their customers on securing sensitive data.

Organisations & Critical Infrastructure
/about-us/advisories/2022-004-asdacsc-ransomware-profile-alphv-aka-blackcat

2022-004: ASD's ACSC Ransomware Profile – ALPHV (aka BlackCat)   Advisory

Apr 14, 2022 - ALPHV (aka BlackCat, Noberus) is a ransomware variant first observed in late 2021, used by cybercriminals to conduct ransomware attacks against multiple sectors and organisations worldwide, including Australia.

Small & medium businesses
Organisations & Critical Infrastructure
Government

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