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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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Set secure passphrases
Jul 30, 2024 - Where multi-factor authentication is not available, a strong passphrase is your best defence.
Next.js authentication bypass vulnerability (CVE-2025-29927) Alert
Mar 25, 2025 - An authentication bypass in the middleware layer of Next.js can allow a remote attacker to bypass security checks. Customers should update to the patched version immediately.
Turn on multi-factor authentication
Nov 9, 2022 - Protect your important accounts with extra login steps.
Remote code execution vulnerability in Windows DNS (CVE-2020-1350) Alert
Jul 15, 2020 - On 14 July 2020, Microsoft acknowledged a critical remote code execution vulnerability in Windows Domain Name System (DNS), which could allow an adversary to run arbitrary code.
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.
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.
Mandatory Incident Reporting News
Apr 11, 2022 - New measures to enhance the cyber security of Australia’s critical infrastructure.
Revised patch released to disable mitigation against Spectre variant 2 Advisory
Jan 29, 2020 - Intel has confirmed that the microcode updates designed to mitigate Spectre variant 2 (CVE-2017-5715: Branch Target Injection) have introduced an increased risk of system instability, data loss and corruption.
Why it’s time to ditch your one password for passphrases News
Apr 28, 2023 - Your accounts are only as strong as the tools keeping them secure. One of the most effective ways of protecting your personal information and accounts is to use a strong passphrase.
Act now to defend against vicious cybercriminals News
Jul 20, 2021 - Cybercriminals are targeting Australians at an unprecedented level to steal sensitive information and money, including through business email compromise and ransomware attacks.
Phishing Threat
Mar 19, 2023 - Learn about phishing attacks and know what to do if you've been targeted.
Passphrases
Protect your accounts from cybercriminals with a secure password or passphrase.
Secure your Apple macOS device Guidance
Nov 29, 2024 - Your Apple macOS device often holds your most important data. Use these simple steps to protect your device from cyberattacks.
New guidance for software and service manufacturers deploying system updates News
Oct 25, 2024 - Implementing a safe software deployment program is vital for maintaining customer trust.
Data breaches Threat
Aug 30, 2023 - Sometimes personal information is released to unauthorised people by accident or as the result of a security breach. For example, an email with personal information can be sent to the wrong person, or a computer system can be hacked and personal information stolen. These are known as data breaches or data spills.
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.
Technical example: Configure macro settings Publication
Dec 16, 2022 - Configuring macro settings protects an organisation’s systems from malicious macros. Macros are powerful tools. They were introduced to improve productivity however their functionality can also be used by cyber criminals to compromise a user’s system.
Using the information security manual Advice
Jul 3, 2025 - This chapter of the Information security manual (ISM) provides guidance on using the ISM.
New joint advice on artificial intelligence data security News
May 23, 2025 - Learn about significant data security risks and best practices for securing data throughout the artificial intelligence (AI) system lifecycle.
Introduction to connected vehicles Guidance
Jun 30, 2025 - Connected vehicles (CVs) carry cyber security risks that vary depending on their level of connectivity. Learn about the risks before buying a CV and how to stay more secure when using these vehicles.
New asset inventory guidance for operational technology (OT) owners and operators News
Aug 14, 2025 - New guidance released to help critical infrastructure organisations identify, organise and prioritise operational technology (OT) assets and better secure these assets to reduce the risk of cyber security incidents.
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.
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.
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.
Essential Eight
Nov 27, 2023 - While no set of mitigation strategies are guaranteed to protect against all cyberthreats, organisations are recommended to implement eight essential mitigation strategies from the Strategies to mitigate cybersecurity incidents as a baseline. This baseline, known as the Essential Eight, makes it much harder for adversaries to compromise systems.
While you are shopping Guidance
The best way to avoid being a victim of cybercrime is to be informed. It is really important to know how to secure your device and recognise a fake website or scammer.
Hardening systems and applications
Apr 11, 2023 - It is important for all organisations to maintain the cybersecurity of their systems and data.
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.
Technical example: Patch applications Publication
Mar 1, 2023 - Patching applications is one of the most effective controls an organisation can implement to prevent cyber criminals from gaining access to their devices and sensitive information. Patches improve the security of applications by fixing known vulnerabilities.
Security tips for travelling Guidance
Jul 29, 2024 - Learn how to stay secure while travelling with personal devices.
