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Cyber threat actors compromising networks of major global telecommunications providers News
Dec 4, 2024 - New guidance is available for network defenders of communications infrastructure to strengthen visibility and harden devices against PRC-affiliated and other malicious cyber actors.
Creating Strong Passphrases Guidance
Oct 6, 2021 - The longer your passphrase, the better. As adversaries can crack a short password with very little effort or time, you can increase the time and effort it takes by using a passphrase instead.
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).
New joint advisory on Russian military cyber tactics released News
Sep 6, 2024 - Russian military cyber tactics, techniques and procedures targeting global critical infrastructure exposed in new joint advisory.
Cyber sanction imposed on Russian cybercriminal for 2022 Medibank Private compromise News
Jan 23, 2024 - Today Australia has imposed a cyber sanction under the Autonomous Sanctions Act 2011 on Russian national Aleksandr Ermakov for his role in the compromise of Medibank Private in 2022. This is the first time a sanction has been imposed under the Act.
Cyber Incident Management Arrangements for Australian Governments News
Dec 18, 2018 - Australia’s Cyber Incident Management Arrangements (CIMA) outlines the inter-jurisdictional coordination arrangements and principles for Australian governments’ cooperation in response to national cyber incidents.
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.
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.
Multi-factor authentication for stronger cyber protection News
Feb 25, 2021 - Australians are being urged to strengthen proof of identity protections to help stop cybercriminals gaining unauthorised access to online information and accounts.
Iranian-based cyber actors compromising critical infrastructure networks News
Oct 17, 2024 - Iran-based cyber actors are using brute force attacks such as password spraying to compromise critical infrastructure networks.
Cybercriminals scanning Australian entities for serious cyber vulnerability News
Dec 21, 2021 - Australians must urgently patch applications and software products as malicious cyber adversaries conduct thousands of scans in search of the vulnerability related to the critical Log4j software flaw.
Tok Pisin (New Guinea Pidgin) Guidance
Aug 17, 2023 - The information and resources available are intended to increase your safety online and have been translated into New Guinea Pidgin.
Joint advisory released on pro-Russia hacktivists conducting attacks against critical infrastructure News
Dec 10, 2025 - This advisory outlines the tactics, techniques and procedures used by pro-Russia hacktivist groups conducting unsophisticated attacks against US and global critical infrastructure, as well as recommended mitigations.
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.
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.
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.
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.
Report and recover from account compromise Guidance
Nov 10, 2023 - A guide to recovering your account and protecting you against future attacks.
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.