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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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About us
New guidance for mitigating risks from bulletproof hosting providers News
Nov 20, 2025 - Get recommendations for ISPs and network defenders to counter cybercriminal activity enabled by bulletproof hosting providers without disrupting legitimate services.
ISM feedback form Service
Mar 2, 2023 - ISM feedback and enquiries.
If things go wrong Guidance
If you think you're a victim of a scam, there are steps you can take to protect yourself from further harm.
Vulnerability in Microsoft Office SharePoint Server products Alert
Jul 20, 2025 - ASD’s ACSC is aware of a vulnerability (CVE-2025-53770) affecting instances of Microsoft Office SharePoint Server products. Organisations are strongly encouraged to take immediate action to mitigate and detect compromise on relevant systems.
Malicious cyber actors using spyware to target individuals’ personal data News
Apr 9, 2025 - New joint advisory on BADBAZAAR and MOONSHINE spyware.
Russian GRU targeting Western logistics entities and technology companies News
May 22, 2025 - We have released a joint advisory outlining the tactics, techniques and procedures of a Russian state-sponsored cyber campaign targeting Western logistics entities and technology companies.
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.
Web hardening
Dec 2, 2020 - This page lists publications on the hardening of services that can be accessed via the World Wide Web.
Update your devices to keep cybercriminals out News
May 3, 2021 - Updating the software on electronic devices is one of the easiest and most important ways all Australians can defend against cybercriminals and be protected from online threats.
Avaddon Ransomware Alert
May 8, 2021 - Increase in Avaddon ransomware attacks in Australia.
Australia is fighting back against ransomware News
Jun 15, 2021 - Australians continue to be targeted by cybercriminals through ransomware campaigns impacting multiple sectors across our economy.
Further cyber sanctions in response to Medibank Private cyberattack News
Feb 12, 2025 - Today Australia has imposed targeted financial and travel sanctions on a cyber infrastructure entity – ZServers – and five of its Russian employees for their roles in providing infrastructure to host and disseminate data stolen from Medibank Private in 2022.
Critical Vulnerability affecting Fortinet’s FortiClientEMS Alert
Mar 22, 2024 - ASD’s ACSC is aware of a critical vulnerability (CVE-2023-48788) affecting Fortinet’s FortiClientEMS. Organisations are strongly encouraged to take immediate action to ensure affected instances are patched and investigate for potential compromise.
Vulnerability in Progress Kemp products Alert
Feb 22, 2024 - ASD’s ACSC is aware of a vulnerability (CVE-2024-1212) that affects all Progress Kemp LoadMaster releases after 7.2.48.1. Organisations are strongly encouraged to take immediate action to patch relevant systems.
New fact sheet for critical infrastructure leaders – actions to mitigate PRC state-sponsored cyber activity News
Mar 20, 2024 - The fact sheet provides guidance for critical infrastructure leadership to protect their infrastructure and critical functions from Volt Typhoon – a state-sponsored cyber actor linked to the People’s Republic of China (PRC).
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.
Sextortion email campaign impacting Australians Alert
Apr 16, 2020 - A large number of Australians are being impacted by an email ‘sextortion’ campaign in which the cyber scammers responsible have threatened to release personal and sensitive information to the recipients’ contacts unless the scammer is paid in cash or bitcoin.
Joint statement - attribution to Russia for malicious cyber activity against European networks News
May 11, 2022 - Australia and international partners shine a light on Russia’s ongoing unacceptable activity in cyberspace.
Phone scams impersonating Australian businesses and government agencies Alert
Aug 13, 2020 - Cybercriminals are spoofing Australian mobile numbers and pretending to be from an Australian Government agency, delivery company or business, manipulating the individual to gain access to their device.
