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Spotting scams   Guidance

Learn how to identify phishing messages to stay safe and protect your personal information.

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.

Report and recover from hacking   Guidance

Apr 11, 2023 - If someone has stolen your money or personal information, find out what to do and who to contact. We also provide advice on how to avoid scams in future.

Identity theft   Threat

Nov 14, 2024 - Learn about how identity theft can affect you and how to keep your personal information secure.

Report and recover from a data breach   Guidance

Jul 14, 2023 - A data breach occurs when sensitive or personal information is accessed, disclosed or exposed to unauthorised people.

Securing customer personal data   Guidance

Jul 23, 2025 - This guide is focused specifically on the protection of customers’ personal data. Guidance on general cyber security for businesses can be found in the Small business cyber security guide and the Strategies to mitigate cyber security incidents published by ASD’s ACSC.

Personal cyber security: Next steps guide   Guidance

Jun 16, 2023 - The second of three cyber security guides in the personal cyber security series is designed to help everyday Australians understand a moderate level of cyber security and how to take action to protect themselves from cyber threats.

Small business  

Jun 15, 2023 - Basic steps to protect your business and staff from cyberthreats. Our guide has information and resources to help you and your staff prepare for cyberattacks.

Report and recover from scams   Guidance

Apr 11, 2023 - If someone has stolen your money or personal information, find out what to do and who to contact. We also provide advice on how to avoid scams in future.

Personal cyber security: First steps guide   Guidance

Apr 14, 2023 - The first of three cyber security guides in the personal cyber security series is designed to help everyday Australians understand a basic level of cyber security and how to take action to protect themselves from cyber threats.

Implementing certificates, TLS, HTTPS and opportunistic TLS   Publication

Oct 6, 2021 - Transport Layer Security (TLS) is a widely used encryption protocol which enables parties to communicate securely over the internet. Through the use of certificates and Public Key Infrastructure (PKI), parties can identify each other through a trusted intermediary and establish encrypted tunnels for the secure transfer of information.

Vulnerability disclosure programs explained   Publication

Dec 12, 2024 - A vulnerability disclosure program (VDP) is a collection of processes and procedures designed to identify, verify, resolve and report on vulnerabilities disclosed by people who may be internal or external to organisations. The importance of developing, implementing and maintaining a well thought-out VDP cannot be underestimated. It is an integral part of professional organisations’ business operations.

Guidelines for personnel security   Advice

Dec 4, 2025 - This chapter of the Information security manual (ISM) provides guidance on personnel security.

Personal cyber security: Advanced steps guide   Guidance

Mar 23, 2023 - The third and final cyber security guide in the personal cyber security series is designed to help everyday Australians understand an advanced level of cyber security and how to take action to protect themselves from cyber threats.

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.

AI data security   Publication

May 23, 2025 - This publication provides essential data security guidance for organisations that develop and/or use AI systems, including businesses, government and critical infrastructure. It highlights the importance of data security in ensuring the accuracy and integrity of AI outcomes, and presents an in-depth examination of 3 areas of data security risks in AI systems: data supply chain, maliciously modified (poisoned) data, and data drift.

Cyber security terminology   Advice

Dec 4, 2025 - This chapter of the Information security manual (ISM) provides guidance on cyber security terminology.

Geo-blocking in context: Realities, risks and recommendations   Publication

May 19, 2025 - This guidance is intended for decision makers and cyber security practitioners. It highlights what to be aware of when identifying the source of a threat and the potential implications of geo-blocking in a broader cyber security strategy.

Español (Spanish)   Guidance

Aug 17, 2023 - The information and resources available are intended to increase your safety online and have been translated into Spanish.

Securing Customer Personal Data for Small to Medium Businesses   News

Nov 17, 2023 - As data breaches increasingly impact Australian businesses and their customers, it’s crucial for businesses to improve their data security practices and ensure their customers’ personal data is handled appropriately.