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Latest alerts and advisories

16 Oct 2025

Multiple high-severity vulnerabilities in F5 products and incident impacting F5

F5 has released multiple security advisories affecting BIG-IP, BIG-IP Next, F5OS, and Silverline products. The most critical issues include vulnerabilities in SCP/SFTP, SSL/TLS, HTTP/2, and TMM…

Audience focus: Small & medium businesses Organisations & Critical Infrastructure Government

07 Oct 2025

Alert rating: Critical

Critical vulnerability in Oracle E-Business Suite

ASD’s ACSC recommends organisations update affected products to the latest versions and follow the advice detailed in the Oracle Security Advisory.

Audience focus: Small & medium businesses Organisations & Critical Infrastructure Government

26 Sep 2025

Alert rating: Critical

Multiple vulnerabilities affecting Cisco ASA 5500-X Series devices

The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is aware of multiple vulnerabilities impacting Cisco Secure Firewall Adaptive Security Appliance (ASA) 5500-X…

Audience focus: Small & medium businesses Organisations & Critical Infrastructure Government

Information and resources

Resources for individuals and families

Most people use the internet on a daily basis which can expose them to cyber attacks. Learn how to recognise the threats and protect yourself from cybercriminals.

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Resources for individuals, families and small businesses

Translated information

We have developed easy-to-follow cybersecurity information and resources to support people from non-English speaking backgrounds to be more cyber secure.

Cybercrime - getting help

If something has knocked you offline, check out the following information to help you get back up and running!

News

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16 Oct 2025

Artificial intelligence and machine learning pose new cyber security risks to supply chains

New publication for organisations on the importance of AI and ML supply chain security.

15 Oct 2025

New guidance for organisations to strengthen their network infrastructure

This guidance supports executive and technical staff of medium-to-large organisations and government entities to strengthen their organisation’s network infrastructure.

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Cybercrime - getting help

News

Artificial intelligence and machine learning pose new cyber security risks to supply chains

New guidance for organisations to strengthen their network infrastructure

Acknowledgement of Country

Annual Cyber Threat Report 2024-25

Protect yourself and your family

Take action this Cyber Security Awareness Month

Act now to help fortify Australia’s critical infrastructure

Multiple high-severity vulnerabilities in F5 products and incident impacting F5

Critical vulnerability in Oracle E-Business Suite

Multiple vulnerabilities affecting Cisco ASA 5500-X Series devices

Australian Signals Directorate’s Cyber Security Partnership Program

Never miss a threat

Information and resources

Resources for individuals and families

Resources library

Translated information

Cybercrime - getting help

Artificial intelligence and machine learning pose new cyber security risks to supply chains

New guidance for organisations to strengthen their network infrastructure