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Interactive tools and advice to boost your online safety.
Advice and information about how to protect yourself online.
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.
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Malicious email mitigation strategies Publication
Oct 6, 2021 - Socially engineered emails containing malicious attachments and embedded links are routinely used in targeted cyber intrusions against organisations. This publication has been developed to provide mitigation strategies for the security risks posed by these malicious emails.
Home
Sep 30, 2025 - Welcome to the Australian Cyber Security Centre website - cyber.gov.au
Modern defensible architecture Publication
Oct 23, 2025 - Modern defensible architecture is the first step in Australian Signals Directorate (ASD)’s Australian Cyber Security Centre (ACSC)’s push to ensure that secure architecture and design are being considered and applied by organisations in their cyber security and resilience planning.
Security tips for travelling Guidance
Jul 29, 2024 - Learn how to stay secure while travelling with personal devices.
How to back up your files and devices Guidance
Nov 12, 2024 - Important data such as your photos, documents and financial records can be lost in an instant, so back it up regularly before it's too late.
ASD/ACSC engagement request
Jun 8, 2023 - Thank you for your interest in having ASD/ACSC attend or speak at your event. In order for us to identify the most appropriate staff member, we ask that you provide us with some information about your event, the audience and intended outcome of your engagement with ASD/ACSC. Please note we require 8 weeks’ notice to review your request.
Turn on multi-factor authentication
Nov 9, 2022 - Protect your important accounts with extra login steps.
Essential Eight assessment process guide Publication
Oct 2, 2024 - This publication provides advice on how to assess the implementation of the Essential Eight.
Australian organisations encouraged to urgently adopt an enhanced cyber security posture Alert
Mar 28, 2022 - Australian organisations are encouraged to urgently adopt an enhanced cyber security posture. Organisations should act now and follow ACSC’s advice to improve their cyber security resilience in light of the heightened threat environment.
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.
IRAP application form Program
May 7, 2024 - IRAP application form
Kaseya VSA Supply-Chain Ransomware Attack Alert
Jul 12, 2021 - Patch now available for Kaseya VSA platform.
Cyber security for charities and not-for-profits Guidance
Sep 30, 2025 - How to avoid common cyber threats and protect your mission .
Learn the basics
Aug 30, 2023 - Interactive tools and advice to boost your cyber security when online.
Stay ahead of the quantum threat with post-quantum cryptography News
Sep 22, 2025 - Get updated advice to help your organisation plan and prepare for post-quantum cryptography.
Advanced Persistent Threat (APT) actors targeting Australian health sector organisations and COVID-19 essential services Alert
May 8, 2020 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is aware that Advanced Persistent Threat (APT) actors are actively targeting health sector organisations and medical research facilities.
Information stealers are on the rise, are you at risk? News
Dec 8, 2025 - Make sure you know how to avoid information stealer malware and get tips for protecting your information.
Building a cyber secure Australia: A fireside chat News
Oct 29, 2025 - Hear from some of Australia’s top government cyber officials in a fireside chat as part of Cyber Security Awareness Month.
Tétum (Tetum) Guidance
Aug 17, 2023 - The information and resources available are intended to increase your safety online and have been translated into Tetum.
Quiz library Guidance
Test your knowledge about cyber security practices and threats through our quizzes.
