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  • Learn the basics

    Learn the basics

    Interactive tools and advice to boost your online safety.

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    • Explore the basics
      • Recognise and report scams
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  • Protect yourself

    Protect yourself

    Advice and information about how to protect yourself online.

    Protect yourself Easy steps to secure yourself online Sign up for alerts
    • Securing your accounts
      • Multi-factor authentication
      • Passphrases
    • Securing your devices
      • How to secure your devices
      • How to back up your files and devices
      • How to update your device and software
    • Securing your email
      • Email security
    • Staying secure online
      • Connecting with others online
      • Protect yourself from scams
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      • Cybersecurity for charities and not-for-profits
    • Resources to protect yourself
      • Protecting your family
      • Personal cybersecurity guides
  • Threats

    Threats

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

    Threats Report a cybercrime Sign up for alerts
    • Types of threats
      • Account compromise
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      • Cryptomining
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    Report and recover

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    • Recover from
      • Account compromise
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  • Resources for Business and Government

    Resources for business and government

    Resources for business and government agencies on cyber security.

    Resources for business and government Become an ASD partner Alerts and advisories Exercise in a Box
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/about-us

About us  

Learn about who we are and what we do.

/about-us/view-all-content/reports-and-statistics/archive

Archived reports and statistics  

Feb 13, 2025 - Search archived report and statistics

/translated

Translated information  

Apr 4, 2024 - We have developed easy-to-follow cybersecurity information and resources to support people from non-English speaking backgrounds to be more cyber secure.

Individuals & families
Small & medium businesses
/resources-business-and-government

Resources for business and government  

Resources for business and government on cybersecurity.

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

Advice, guidance and publications  

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

/about-us/view-all-content/programs

Programs  

Nov 3, 2022 - Find relevant cyber security programs

/about-us/view-all-content/news

News  

Nov 3, 2022 - Find the latest in cyber security news

/learn-basics/explore-basics/seniors/educational-pack

Educational pack for seniors   Guidance

Jun 23, 2023 - This educational pack provides engaging content to help seniors learn how to stay cyber secure. Practical steps and topics range from a basic to advanced level.

Individuals & families
/resources-business-and-government/essential-cybersecurity/ism/archived-ism-releases

Archived ISM releases   Service

Mar 18, 2025 - List of archived ISM releases.

Organisations & Critical Infrastructure
Government
/about-us/register

Sign up for alerts  

Nov 14, 2024 - Sign up for alerts on the latest threats and vulnerabilities.

Individuals & families
Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/view-all-content/alerts-and-advisories/Exploitation-of-Existing-Fortinet-Vulnerabilities

Exploitation of existing Fortinet Vulnerabilities    Alert

Apr 11, 2025 - Fortinet has released information regarding exploitation of previously known vulnerabilities affecting Fortinet devices.
ASD’s ACSC recommends customers follow the advice contained in Fortinet’s advisory page.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/view-all-content/news/malicious-cyber-actors-using-spyware-to-target-individuals-personal-data

Malicious cyber actors using spyware to target individuals’ personal data   News

Apr 9, 2025 - New joint advisory on BADBAZAAR and MOONSHINE spyware.

Individuals & families
Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/maintaining-devices-and-systems/remote-working-and-secure-mobility/remote-working

Remote working  

Jul 30, 2024 - This page lists publications on working securely when away from the office environment.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/protect-yourself/staying-secure-online/connecting-others-online

Connecting with others online   

Jul 30, 2024 - It is easier than ever to stay in contact with people online. However, using popular online apps and tools can make you more susceptible to cybercriminals.

Individuals & families
Small & medium businesses
/resources-business-and-government/maintaining-devices-and-systems/remote-working-and-secure-mobility

Remote working and secure mobility  

Apr 11, 2023 - With an increase in remote working, it has never been more important to secure the use of mobile devices.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/maintaining-devices-and-systems/outsourcing-and-procurement

Outsourcing and procurement  

Apr 11, 2023 - Outsourcing to external service providers can save organisations time and money. By incorporating cybersecurity into procurement considerations, organisations can benefit significantly in the long run.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/maintaining-devices-and-systems/system-hardening-and-administration/legacy-it-management

Legacy IT management  

Apr 11, 2024 - This page lists publications on managing the risks posed by legacy IT.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/view-all-content/news/are-you-protected-against-fast-flux

Are you protected against ‘fast flux’?   News

Apr 4, 2025 - Bulletproof Hosting Providers are using ‘fast flux’ to cycle quickly through bots and DNS records to bypass detection by network defenders and law enforcement agencies.

Organisations & Critical Infrastructure
Government
/about-us/view-all-content/alerts-and-advisories/Pulse-Ivanti-Connect-Secure-Policy-Secure-and-Neurons-for-ZTA-gateways

Critical vulnerability in Pulse/Ivanti Connect Secure, Policy Secure and Neurons for ZTA gateways (CVE-2025-22457)   Alert

Apr 4, 2025 - Ivanti have released information regarding active exploitation of a critical vulnerability in Ivanti Connect Secure, Policy Secure and Neurons for ZTA gateways (CVE-2025-22457). ASD’s ACSC recommends customers follow the advice contained in Ivanti’s Security Advisory and assess their environments for malicious activity.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/maintaining-devices-and-systems/system-hardening-and-administration/system-monitoring

System monitoring  

Dec 3, 2020 - This page lists publications on performing effective system monitoring.

Organisations & Critical Infrastructure
Government
/resources-business-and-government/essential-cybersecurity/strategies-mitigate-cybersecurity-incidents

Strategies to mitigate cybersecurity incidents  

Aug 30, 2023 - The Australian Signals Directorate has developed prioritised mitigation strategies to help organisations mitigate cybersecurity incidents caused by various cyberthreats.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/maintaining-devices-and-systems/system-hardening-and-administration/cross-domain-solutions

Cross Domain Solutions  

Dec 3, 2020 - This page lists publications on security domains and trust boundaries.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/maintaining-devices-and-systems/system-hardening-and-administration/web-hardening

Web hardening  

Dec 2, 2020 - This page lists publications on the hardening of services that can be accessed via the World Wide Web.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/maintaining-devices-and-systems/outsourcing-and-procurement/managed-services

Managed services  

Apr 11, 2023 - This page lists publications on the provision and use of managed services.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/essential-cybersecurity/ism

Information security manual  

Sep 26, 2024 - The Information security manual (ISM) is a cybersecurity framework that an organisation can apply, using their risk management framework, to protect their information technology and operational technology systems, applications and data from cyberthreats.

Organisations & Critical Infrastructure
Government
/resources-business-and-government/maintaining-devices-and-systems/critical-infrastructure/operational-technology-environments

Operational technology environments  

Oct 4, 2024 - This page lists publications on critical infrastructure and their supporting operational technology environments.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/essential-cybersecurity/protecting-your-business-and-employees

Protecting your business and employees  

Apr 11, 2023 - Cybercriminals can attack your business and employees at any time. Follow these resources to find out how to make your business and employees cyber secure.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/governance-and-user-education/artificial-intelligence

Artificial intelligence  

Apr 12, 2024 - This page lists publications on the governance and use of artificial intelligence.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/resources-business-and-government/maintaining-devices-and-systems/system-hardening-and-administration/system-administration

System administration  

Dec 3, 2020 - This page lists publications on securely administering systems.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/protect-yourself/securing-your-accounts/passphrases

Passphrases  

Protect your accounts from cybercriminals with a secure password or passphrase.

Individuals & families
Small & medium businesses
Organisations & Critical Infrastructure
Government

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Acknowledgement of Country

We acknowledge the Traditional Owners and Custodians of Country throughout Australia and their continuing connections to land, sea and communities.
We pay our respects to them, their cultures and their Elders; past, present and emerging. We also recognise Australia's First Peoples' enduring contribution to Australia's national security.

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