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Australians urged to act on cyber alert   News

Dec 15, 2021 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) issued an alert on a vulnerability in the Apache Log4j software library that exposed systems to potential cyberattack.

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.

Multiple Vulnerabilities in VMware vRealize Hyperic monitoring and performance management product   Alert

Nov 8, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) has identified a number of critical vulnerabilities affecting VMware’s vRealize Hyperic monitoring and performance management product.

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.

Critical vulnerability identified in Apple iOS and macOS   Alert

Feb 12, 2022 - A Remote Code Execution vulnerability has been identified in certain versions of Apple WebKit, affecting iOS and macOS devices. Affected users of these devices should update their devices as soon as possible.

Remote Code Execution Vulnerability In Confluence Data Center and Confluence Server   Alert

Jan 17, 2024 - ASD’s ACSC is aware of a vulnerability in Confluence Data Center and Confluence Server (CVE-2023-22527). Organisations are strongly encouraged to take immediate action to ensure affected instances are patched.

Boost your cyber defences with backups   News

Aug 17, 2021 - Backing up your data is one of the best defences against ransomware attacks conducted by the opportunistic cyber criminals who continue to threaten Australian businesses, organisations, and families.

Critical vulnerabilities in ‘ownCloud’ file share   Alert

Nov 29, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ACSC) is aware of multiple critical vulnerabilities affecting the file sync and sharing software ‘ownCloud’. This primarily impacts self-hosted instances of the open-source product. Those impacted should apply the patches available and consider the workarounds made available by the vendor.

Multiple key vulnerabilities identified in Microsoft products   Alert

Oct 13, 2021 - Multiple key vulnerabilities were identified in Microsoft’s 12 October 2021 patch release. While all vulnerabilities addressed in this release are important to mitigate the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) wishes to highlight several vulnerabilities for priority consideration.

Infosec Registered Assessors Program (IRAP)   Program page

Aug 15, 2024 - The Infosec Registered Assessors Program (IRAP) ensures entities can access high-quality security assessment services.

Sustained targeting of the health sector   Alert

Oct 30, 2020 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) has identified a sustained campaign by sophisticated cybercrime actors impacting the Australian health sector.

Multiple high severity vulnerabilities discovered in the Exim mail server   Alert

May 10, 2021 - Exim vulnerabilities could enable a malicious cyber actor to compromise vulnerable Exim servers. The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) strongly recommends applying available patches.

Active exploitation of vulnerable Sitecore Experience Platform content management systems   Alert

Nov 5, 2021 - There is active exploitation of a vulnerability occurring in certain versions of Sitecore Experience Platform systems. Affected Australian organisation should apply the available security update.

Business email compromise   Threat

Feb 11, 2023 - Learn about email phishing and what to do if you are scammed out of money, goods or information.

Remote Code Execution Vulnerability In Cisco Unified Communications Products   Alert

Jan 26, 2024 - ASD’s ACSC is aware of a vulnerability in Cisco Unified Communications Products (CVE 2024-20253).

Organisations using Cisco Unified Communication products are strongly advised to follow the mitigation advice provided by Cisco if they are vulnerable.

Back-up data to defend against cybercrime   News

Mar 31, 2021 - On World Back-up Day, the Australian Government is urging businesses, organisations and individuals to back-up their digital information to protect themselves against compromise.

2020-003: Mailto ransomware incidents   Alert

Feb 6, 2020 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is aware of recent ransomware incidents involving a ransomware tool known as ‘Mailto’ or ‘Kazakavkovkiz’. Mailto belongs to the KoKo ransomware family.

Preventing business email compromise   Guidance

Apr 11, 2023 - There are many easy steps and actions you can take now to protect your business. Learn about the simple, cost-effective and immediately beneficial protective measures you can implement.

Guidelines for system management   Advice

Mar 18, 2025 - This chapter of the Information security manual (ISM) provides guidance on system management.

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.

Vulnerability in Fortinet’s FortiManager   Alert

Oct 24, 2024 - The ASD’s ACSC is aware of a vulnerability affecting all versions of Fortinet's FortiManager device that enables an unauthorised actor access to the FortiManager console (CVE-2024-47575). FortiManager devices provide centralised management of Fortinet devices from a single console.

Cyber Security Awareness Month 2021   News

Oct 5, 2021 - October is Cyber Security Awareness Month.

Practical cyber security tips for business leaders   News

Jan 17, 2024 - Business leaders are at higher risk of a cyber incident due to the information they have access to, the people they interact with and the influence they have.

Critical vulnerability discovered in HTTP.SYS in Microsoft Windows   Alert

May 13, 2021 - A remote code execution vulnerability could enable a malicious cyber actor to compromise vulnerable Microsoft Windows hosts. The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) strongly recommends applying available patches.

Critical Infrastructure Uplift Program (CI-UP)   Program page

Apr 16, 2024 - The Critical Infrastructure Uplift Program (CI-UP) offers a range of services that assist critical infrastructure (CI) partners to improve their resilience against cyberattacks.

Active exploitation of critical vulnerability in Citrix Application Delivery Controller and Citrix Gateway   Alert

Jan 13, 2020 - The Australian Signals Directorate’s Australian Cyber Security Centre (ACSC) is aware of ongoing attempts to exploit a critical vulnerability in Citrix Application Delivery Controller (ADC) (formerly known as NetScaler ADC), Citrix Gateway (formerly known as NetScaler Gateway) and Citrix SD-WAN WANOP.

Critical vulnerabilities in Citrix Gateway and Application Delivery Controller (ADC) devices   Alert

Dec 14, 2022 - The Australian Signals Directorate's Australian Cyber Security Centre (ASD's ACSC) is aware of a critical vulnerability affecting many versions of Citrix Gateway and ADC. All Australian operators should check for indicators of compromise and install the latest updated versions.

Remote code execution vulnerability present in vm2 sandbox   Alert

Oct 11, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of a remote code execution vulnerability in vm2 sandbox versions prior to 3.9.11. Affected Australian organisations should apply the available patch immediately.

Critical vulnerability in ConnectWise’s ScreenConnect   Alert

Feb 25, 2024 - The Australian Signals Directorate’s Australian Cyber Security Centre ( ASD’s ACSC) is aware of a critical vulnerability affecting ConnectWise’s ScreenConnect. Customers should update to the patched version immediately.

Exploitation of Microsoft Office vulnerability: Follina   Alert

Jun 15, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of active exploitation of the Follina zero-day vulnerability in the Microsoft Support Diagnostic Tool (CVE-2022-30190). Affected Australian organisations should take appropriate action.