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Interactive tools and advice to boost your online safety.
Advice and information about how to protect yourself online.
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.
Resources for business and government agencies on cyber security.
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How to protect yourself from malware Guidance
Nov 10, 2023 - Malware (short for 'malicious software') is software that cybercriminals use to harm your computer system or network. Cybercriminals can use malware to gain access to your computer without you knowing, in targeted or broad-based attacks.
Personal cyber security: Next steps guide Guidance
Jun 16, 2023 - The second of three cyber security guides in the personal cyber security series is designed to help everyday Australians understand a moderate level of cyber security and how to take action to protect themselves from cyber threats.
Cybersecurity for charities and not-for-profits Guidance
Mar 12, 2024 - How to avoid common cyberthreats and protect your mission .
Practical cybersecurity tips for business leaders Publication
Jan 17, 2024 - Business leaders can be appealing targets for malicious actors due to the sensitive information they can access, the important people they interact with and the influence they hold. This publication includes a checklist of practical tips business leaders can implement to improve their cybersecurity. The checklist is followed by a brief explanation of each tip and why it is recommended.
Improve your cyber security with the Quad Cyber Challenge! News
Apr 6, 2023 - The challenge is aimed at promoting responsible cyber security practices across Australia, India, Japan and the United States.
Consider your cyber hygiene in light of global events News
Jul 1, 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.
Small business cyber security
Jul 18, 2023 - How to protect your small business from common cyber threats.
Cyber Security Awareness Month 2021 News
Oct 5, 2021 - October is Cyber Security Awareness Month.
The ASD's ACSC asks, ‘Have you been hacked?’ News
Aug 16, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) has launched a new online tool to help people who may be a victim of a cyber attack – Have you been hacked?
New ASD’s ACSC guidance released to help Australians avoid risks related to social media and messaging applications News
Jul 14, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) has today released updated guidance to help all Australians better understand how social media and messaging apps can pose a risk to the security and privacy of individuals and organisations.
Advisory 2020-009: Recommendations to mitigate APT actors targeting health sector and COVID-19 essential services Advisory
May 8, 2020 - The ACSC recommends that organisations in the health sector implement the following cyber security mitigations:
Report and recover from identity theft Guidance
Nov 14, 2024 - Know where to make a report and get help if someone has stolen your personal or business identity.
Quishing Threat
Nov 2, 2023 - Quishing is a form of phishing attack that uses QR codes instead of text-based links in phishing emails, digital platforms or on physical items. Quishing is a social engineering technique used by scammers and malicious actors to trick their victims into providing sensitive personal information or downloading malware onto their devices.
Online shopping Guidance
Nov 7, 2023 - Be secure when shopping online.
Optus Data Breach Alert
Sep 30, 2022 - To help protect against fraud, Optus has notified customers to look to reputable sources such as Moneysmart and the Office of the Australian Information Commissioner.
Security tips for social media and messaging apps Publication
Jul 14, 2022 - It's a great way to stay in touch and share content online. This guide covers the risks of using social media and messaging apps and what to look out for. It also covers ways to help keep accounts safe for business and personal use.
Identity theft Threat
Nov 14, 2024 - Learn about how identity theft can affect you and how to keep your personal information secure.
Protect yourself online: A guide to cybersecurity for young people Guidance
May 2, 2024 - The steps in this guide can help you navigate the online world with confidence.
Guidelines for personnel security Advice
Jul 3, 2025 - This chapter of the Information security manual (ISM) provides guidance on personnel security.
Learn the basics
Aug 30, 2023 - Interactive tools and advice to boost your cybersecurity when online.
#StopRansomware: Play ransomware Advisory
Jun 5, 2025 - This joint Cybersecurity Advisory (CSA) is part of an ongoing #StopRansomware effort to publish advisories for network defenders that detail various ransomware variants and ransomware threat actors.
After you've made a purchase Guidance
Once you’ve made a purchase you still need to remain vigilant. Cybercriminals can target you even after you’ve made a purchase on a legitimate website. Learn what to look out for after you’ve bought something online.
Passkeys
May 29, 2025 - Secure your online account with a passkey
Secure your mobile phone Guidance
Nov 12, 2024 - The security of your mobile phone can be as crucial as your computer. Follow these steps to protect your phone or tablet from cybercriminals.
User education
Apr 11, 2023 - This page lists publications on cybersecurity that relate to the behaviour of people and virtual communities of people.
While you are shopping Guidance
The best way to avoid being a victim of cybercrime is to be informed. It is really important to know how to secure your device and recognise a fake website or scammer.
Protect yourself from ransomware Guidance
Feb 12, 2025 - A ransomware attack could block you from accessing your device or the information on it. Take some time to consider how a ransomware attack might affect you.
Data breaches Threat
Aug 30, 2023 - Sometimes personal information is released to unauthorised people by accident or as the result of a security breach. For example, an email with personal information can be sent to the wrong person, or a computer system can be hacked and personal information stolen. These are known as data breaches or data spills.
Geo-blocking in context: Realities, risks and recommendations Publication
May 19, 2025 - This guidance is intended for decision makers and cybersecurity practitioners. It highlights what to be aware of when identifying the source of a threat and the potential implications of geo-blocking in a broader cybersecurity strategy.
Cryptomining Threat
Jun 23, 2020 - Cryptocurrency mining (cryptomining) uses the processing power of computers to solve complex mathematical problems and verify cybercurrency transactions. The miners are then rewarded with a small amount of cybercurrency.
