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Interactive tools and advice to boost your online safety.
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Common online security risks and advice on what you can do to protect yourself.
Respond to cyber threats and take steps to protect yourself from further harm.
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New guidance on detecting and mitigating Active Directory compromises News
Sep 26, 2024 - Does your organisation use Microsoft’s Active Directory? Read our latest guidance on Active Directory compromises now.
Cyber security for charities and not-for-profits Guidance
Sep 30, 2025 - How to avoid common cyber threats and protect your mission .
Australia joins US and UK to warn of 2021 Ransomware trends News
Feb 10, 2022 - Ransomware continues to be a global threat, and cybercriminals using ransomware pose a significant risk to Australian organisations and households.
How to use the internet securely: A guide for seniors Guidance
Oct 1, 2021 - Some basic cyber security practices that you can use to protect yourself when accessing the internet.
APT40 Advisory Advisory
Jul 9, 2024 - This advisory, authored by the Australian Signals Directorate’s Australian Cyber Security Centre and international partners, outlines a People’s Republic of China (PRC) state-sponsored cyber group and their current threat to Australian networks.
Annual Cyber Threat Report 2024-2025 Reports and statistics
Oct 14, 2025 - ASD’s Annual Cyber Threat Report 2024–25 provides an overview of the key cyber threats impacting Australia, how ASD’s ACSC is responding and cyber security advice for Australian individuals, organisations and government to protect themselves online.
Cyber security guidelines
Jun 13, 2024 - Practical guidance on how an organisation can protect their information technology and operational technology systems, applications and data from cyber threats.
Back to school with cyber secure devices News
Feb 4, 2022 - As children return to school, Australian parents are urged to make devices like mobile phones and laptop computers more cyber secure and to teach their children about cyber security, with 2022 set to be another year of hybrid learning for most families.
2020 Health Sector Snapshot Reports and statistics
Feb 22, 2021 - This Sector Snapshot is designed to enhance awareness of key cyber security threats in the health sector and advise executives and cyber security professionals within the health sector on what they can do to protect their organisation from cyber threats. This report provides a high-level overview of the cyber security environment within the health sector over a twelve month period (1 January to 31 December 2020).
Watch out for threats
Nov 2, 2022 - Know what to look for to stay in control of your devices and applications.
Small business cyber security guide Publication
Jun 16, 2023 - This guide includes basic security measures to help protect your business against common cyber threats.
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.
Secure your social media Guidance
Jul 29, 2024 - Keep your social media secure by using these tips. Learn how to protect your accounts, privacy and information.
Security tips for remote working Guidance
Jul 29, 2024 - As an employee, you may be more at risk when working away from the office. Learn how to stay secure while working from home or remotely.
How to secure your devices
Nov 29, 2024 - Protect your sensitive data and accounts. Learn how to secure your devices such as your computer, mobile phone and Internet of Things devices.
Guidelines for enterprise mobility Advice
Dec 4, 2025 - This chapter of the Information security manual (ISM) provides guidance on enterprise mobility.
Joint advisory released for Managed Service Providers and Customers to mitigate cybersecurity risks News
May 12, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) has today joined with international cyber security agency partners, to warn Managed Service Providers (MSP) of pressing cyber risks and provide guidance on suitable mitigations for them and their customers.
IRAP assessment feedback form Service
Feb 1, 2021 - IRAP Assessment feedback form for IRAP assessments
COVID-19 scam messages Advisory
Mar 16, 2020 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is aware of a COVID-19 themed scam being distributed via text message.
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.
