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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.
Resources for business and government agencies on cyber security.
Displaying search results for Displaying 451 - 480 of 661 results.
News
Nov 3, 2022 - Find the latest in cyber security news
Critical severity vulnerability in Fortinet Fortigate SSL-VPN devices Alert
Jun 13, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of a critical pre-authentication remote code execution vulnerability in Fortinet Fortigate SSL VPN devices. Australian organisations should patch their products and apply any recommended mitigations.
Small business cybersecurity
Jul 18, 2023 - How to protect your small business from common cyberthreats.
Potential exploitation of Click Studio’s PasswordState software Alert
Apr 27, 2021 - On 24 April 2021, Australian software company Click Studios announced a compromise of the software update process for their enterprise password management software PasswordState, used by organisations in Australia and globally.
Resources library
Jun 18, 2025 - Resources for individuals, families and small businesses
Active exploitation of vulnerability in Microsoft Internet Information Services Alert
May 22, 2020 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware that sophisticated actors are actively exploiting a deserialisation vulnerability existing in all versions of Microsoft’s Internet Information Services (IIS) using the .NET framework (.NET). The vulnerability exploits the service’s VIEWSTATE parameter to allow for remote code execution by unauthorised users.
Important Vulnerabilities in Microsoft’s June 2023 Security Update Alert
Jun 15, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is concerned about vulnerabilities disclosed in Microsoft’s June 2023 Security Update. Government, businesses and individuals should patch their Microsoft products and apply any recommended mitigations as soon as possible.
VMware vCenter Server plugin remote code execution vulnerability (CVE-2021-21972) Alert
Feb 25, 2021 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) advises users of VMware vCenter Server products, including as part of VMware Cloud Foundation, to ensure their systems are promptly patched after the recent disclosure of a new remote code execution vulnerability.
Guidelines for system management Advice
Mar 18, 2025 - This chapter of the Information security manual (ISM) provides guidance on system management.
Secure your Microsoft Windows device Guidance
Nov 29, 2024 - Your Microsoft Windows device often holds your most important data. Use these simple steps to protect your device from cyberattacks.
Web conferencing security Publication
Oct 6, 2021 - Web conferencing tools are essential for meeting with colleagues and clients online. This guide provides tips on how to choose a secure web conference provider, and what risks to be aware of.
Easy steps to secure yourself online Guidance
Apr 7, 2021 - Reduce the risk of being targeted by cybercriminals by following these easy steps.
Remote code execution vulnerability present in certain versions of Atlassian Confluence Alert
Sep 1, 2021 - A vulnerability exists in certain self-hosted versions of Atlassian Confluence which could allow a malicious cyber actor to execute arbitrary code. Affected organisations should apply the available patch to mitigate this vulnerability.
Joint statement - Digital Transformation Agency and Australian Signals Directorate - Secure Internet Gateways update News
Nov 1, 2021 - The Australian Government is further strengthening the ICT systems of Government entities by enhancing its Secure Internet Gateway (SIG) policy and through the Cyber Hubs initiative. The Digital Transformation Agency (DTA) is working on these initiatives with the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC).
Ransomware Threat
Read through the following case studies and learn from other Australians about how ransomware has affected them.
Securing edge devices
Feb 4, 2025 - Malicious actors often target internet-facing edge devices to gain unauthorised access to enterprise networks. Learn how to secure edge devices such as routers, firewalls and VPN concentrators.
Report and recover from malware Guidance
Nov 10, 2023 - If you’ve fallen victim to a malware attack, find out what to do and who to contact.
Protect yourself from scams
Feb 3, 2025 - Protect your accounts by recognising and reporting scams.
Security configuration guide: Samsung Galaxy S10, S20 and Note 20 devices Publication
Oct 6, 2021 - ASD has developed this guide to assist Australian’s to understand risks when deploying Samsung Galaxy and Samsung Note devices and the security requirements that need to be met to allow them to handle classified data.
Supply chain compromise of 3CX DesktopApp Alert
Mar 31, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of a reported supply chain compromise affecting the 3CX DesktopApp, allowing malicious actors to conduct multi-stage attacks against users of the legitimate software. Australian users of affected versions of 3CX DesktopApp should immediately follow the vendor’s advice and investigate for signs of malicious activity.
Business Continuity in a Box News
Nov 13, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC), in collaboration with the US Cybersecurity and Infrastructure Security Agency (CISA), has published a new tool, Business Continuity in a Box, to help businesses continue basic operations during or after a cyber incident.
Secure your NAS device Guidance
Nov 29, 2024 - Protect your network-attached storage (NAS) device and the important data it holds with this guide.
Important Vulnerabilities in Microsoft’s August 2023 Security Update Alert
Aug 10, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is concerned about vulnerabilities disclosed in Microsoft’s August 2023 Security Update. Government, businesses and individuals should patch their Microsoft products and apply any recommended mitigations as soon as possible.
Spotting scams Guidance
Learn how to identify phishing messages to stay safe and protect your personal information.
Important Vulnerabilities in Microsoft’s May 2023 Security Update Alert
May 11, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is concerned about vulnerabilities disclosed in Microsoft’s May 2023 Security Update. Government, businesses and individuals should patch their Microsoft products and apply any recommended mitigations.
Important Vulnerabilities in Microsoft’s July 2023 Security Update Alert
Jul 13, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is concerned about vulnerabilities disclosed in Microsoft’s July 2023 Security Update. Government, businesses and individuals should patch their Microsoft products and apply any recommended mitigations as soon as possible.
Report and recover from hacking Guidance
Apr 11, 2023 - If someone has stolen your money or personal information, find out what to do and who to contact. We also provide advice on how to avoid scams in future.
Important Vulnerabilities in Microsoft’s October 2023 Security Update Alert
Oct 13, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is concerned about vulnerabilities disclosed in Microsoft’s October 2023 Security Update. Government, businesses and individuals should patch their Microsoft products and apply any recommended mitigations as soon as possible.
Online shopping Guidance
Nov 7, 2023 - Be secure when shopping online.
Privacy Awareness Week 2023 News
Apr 28, 2023 - The Australian Cyber Security Centre (ACSC) is supporting with the Office of the Australian Information Commissioner (OAIC) to support Privacy Awareness Week.
