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Interactive tools and advice to boost your online safety.
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Serious vulnerabilities in Atlassian products including Confluence, Jira and Bitbucket Alert
Dec 7, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ACSC) is concerned about serious vulnerabilities in certain Atlassian products (CVE-2023-22522, CVE-2023-22523 and CVE-2022-1471) which are fixed by recent patches. Operators are urged to review Atlassian’s advice and implement recommended mitigations before exploitation begins.
SVR cyber actors adapt tactics for initial cloud access Advisory
Feb 27, 2024 - How SVR-attributed actors are adapting to the move of government and corporations to cloud infrastructure.
Copy-paste compromises Alert
Sep 16, 2020 - The Australian Government is aware of, and responding to, a sustained targeting of Australian governments and companies by a sophisticated state-based actor. The title ‘Copy-paste compromises’ is derived from the actor’s heavy use of tools copied almost identically from open source.
Cyber security for charities and not-for-profit organisations News
Mar 18, 2024 - With cyber-attacks continuing to increase in frequency and severity across all sectors, the Australian Signals Directorate is encouraging charities and not-for-profit organisations to take action to protect their online systems.
Guidelines for gateways Advice
Dec 4, 2025 - This chapter of the Information security manual (ISM) provides guidance on gateways.
Safer Internet Day 2021 News
Feb 9, 2021 - Safer Internet Day on 9 February 2021 aims to raise awareness of emerging online issues and share strategies everyone can use for staying secure online.
2021-009: Malicious actors deploying Gootkit Loader on Australian Networks Advisory
Aug 27, 2021 - From April 2021, the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) has received an increase in reporting of malicious actors targeting Australian networks with Gootkit JavaScript (JS) Loaders. Open-source reporting confirms that Gootkit JS Loaders are a precursor to several malware families traditionally used for cybercrime, notably, Gootkit, REvil ransomware, Kronos, or CobaltStrike. The ASD’s ACSC is providing this information to enable organisations to undertake their own risk assessments and take appropriate actions to secure their systems and networks. The ASD’s ACSC will update this advisory if more information becomes available.
Bulletproof defense: mitigating risks from bulletproof hosting providers Publication
Nov 20, 2025 - This document provides internet service providers (ISPs) and network defenders recommendations to mitigate potential cybercriminal activity enabled by bulletproof hosting (BPH) providers.
Secure your Wi-Fi and router Guidance
Oct 29, 2024 - How to make your software, devices and networks harder to access and more resilient to attack.
Secure-by-Design Foundations News
Jul 31, 2024 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) has released updated guidance to help technology manufacturers and those who use their digital product or service to adopt secure-by-design principles.
Report a cyber security incident Service
If you are reporting fraud or cybercrime, please refer to the ReportCyber – Cybercrime page.
Spotting scams Guidance
Learn how to identify phishing messages to stay safe and protect your personal information.
Secure administration Publication
Oct 6, 2021 - Privileged access allows administrators to perform their duties, and is often seen as the ‘keys to the kingdom’. This publication provides guidance on how to implement secure administration techniques as part of the management of privileged access.
Modern defensible architecture for senior decision-makers Publication
Oct 23, 2025 - ASD’s ACSC and the following international partners present this guidance to assist senior decision-makers to understand the contemporary threat landscape and how modern defensible architecture can support organisations to defend against current threats and prepare for future threats.
Ransomware Threat
Read through the following case studies and learn from other Australians about how ransomware has affected them.
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.
Security tips for online gaming Guidance
Mar 1, 2024 - The world of online gaming is a popular target for scammers and cybercriminals. Gaming accounts can provide access to game licenses and linked payment methods making them highly valuable.
New guidance on detecting and mitigating Active Directory compromises News
Sep 26, 2024 - Does your organisation use Microsoft’s Active Directory? Read our latest guidance on Active Directory compromises now.
Advice for Malicious Cyber Activity by Iran News
Sep 15, 2022 - Australian organisations are urged to be alert to continued malicious cyber activity conducted by Advanced Persistent Threat (APT) actors, assessed to be affiliated with the Iranian Government’s Islamic Revolutionary Guard Corps (IRGC).
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Nov 14, 2024 - Sign up for alerts on the latest threats and vulnerabilities.
