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/threats/types-threats/phishing

Phishing   Threat

Mar 19, 2023 - Learn about phishing attacks and know what to do if you've been targeted.

Individuals & families
/business-government/protecting-devices-systems/hardening-systems-applications/mobility-hardening/security-configuration-guide-apple-ios-14-devices

Security configuration guide: Apple iOS 14 devices   Publication

Oct 6, 2021 - ASD has developed this guide to assist Australians to understand risks when deploying iOS 14 devices and the security requirements that need to be met to allow them to handle classified data.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/business-government/detecting-responding-to-threats/vulnerability-planning/vulnerability-disclosure-programs-explained

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.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/view-all-content/news-and-media/seeking-industry-feedback-on-new-asd-foundations-for-secure-by-design

Seeking industry feedback on new ASD Foundations for Secure-by-Design   News

Nov 2, 2023 - Have your say on how Secure-by-Design practices should look.

Small & medium businesses
Organisations & Critical Infrastructure
/business-government/protecting-devices-systems/hardening-systems-applications/system-hardening/implementing-multi-factor-authentication

Implementing multi-factor authentication   Publication

Nov 27, 2023 - This publication has been developed to provide guidance on what multi-factor authentication is, different multi-factor authentication methods that exist and why some multi-factor authentication methods are more secure, and therefore more effective, than others.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/view-all-content/alerts-and-advisories/russian-military-cyber-actors-target-us-and-global-critical-infrastructure

Russian Military Cyber Actors Target U.S. and Global Critical Infrastructure   Advisory

Sep 6, 2024 - The Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), and National Security Agency (NSA) assess that cyber actors affiliated with the Russian General Staff Main Intelligence Directorate (GRU) 161st Specialist Training Center (Unit 29155) are responsible for computer network operations against global targets for the purposes of espionage, sabotage, and reputational harm since at least 2020.

Organisations & Critical Infrastructure
Government
/about-us/view-all-content/news-and-media/new-guidance-detecting-and-mitigating-active-directory-compromises

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.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/business-government/detecting-responding-to-threats/detecting-and-mitigating-active-directory-compromises

Detecting and mitigating Active Directory compromises   Publication

Jan 22, 2025 - This publication provides an overview of techniques used to compromise Active Directory, and recommended strategies to mitigate these techniques. By implementing the recommendations in this publication, organisations can significantly improve their Active Directory security, and therefore their overall network security posture.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/alerts/use-log4j-vulnerabilities-ransomware-activity

Use of Log4j vulnerabilities in ransomware activity   Alert

Dec 23, 2021 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) expects an increase in ransomware activity using Log4j as an exploit vector. Malicious actors may take advantage of trivial exploits to impact Australian organisations.

Individuals & families
Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/view-all-content/news-and-media/cyber-security-awareness-month-2024

Cyber Security Awareness Month 2024   News

Oct 1, 2024 - October is Cyber Security Awareness Month, a time for all Australians to talk about cyber security and take action to protect their devices and accounts.

Individuals & families
Small & medium businesses
/about-us/news/privacy-awareness-week-2023

Privacy Awareness Week 2023   News

Apr 28, 2023 - The Australian Cyber Security Centre (ACSC) is supporting with the Office of the Australian Information Commissioner (OAIC) to support Privacy Awareness Week.

Individuals & families
Small & medium businesses
Organisations & Critical Infrastructure
/business-government/detecting-responding-to-threats/event-logging/implementing-siem-soar-platforms/priority-logs-for-siem-ingestion-practitioner-guidance

Priority logs for SIEM ingestion: Practitioner guidance   Publication

May 27, 2025 - This document is again intended for cyber security practitioners and provides detailed, technical guidance on the logs that should be prioritised for SIEM ingestion. It covers log sources including Endpoint Detection and Response tools, Windows/Linux operating systems, and Cloud and Network Devices.

Organisations & Critical Infrastructure
Government
/business-government/detecting-responding-to-threats/event-logging/implementing-siem-and-soar-platforms

Implementing SIEM and SOAR platforms   Guidance

May 27, 2025 - SIEM and SOAR platforms can greatly benefit your organisation by collecting, centralising, and analysing important data, detecting cyber security events and incidents and prompting timely intervention.

Organisations & Critical Infrastructure
Government
/about-us/view-all-content/news/new-advisory-prc-state-sponsored-actors-compromise-networks-worldwide-to-feed-global-espionage-system

New advisory – PRC state-sponsored actors compromise networks worldwide to feed global espionage system   News

Aug 28, 2025 - Don’t feed their global espionage systems – read the full advisory for vital insights on threat hunting, indicators of compromise, and mitigation strategies to help your organisation safeguard your networks and assets.

Organisations & Critical Infrastructure
Government
/about-us/advisories/2020-001-4-remediation-critical-vulnerability-citrix-application-delivery-controller-and-citrix-gateway

2020-001-4: Remediation for critical vulnerability in Citrix Application Delivery Controller and Citrix Gateway   Advisory

Jan 13, 2020 - On 19 January 2020, Citrix released patches for two versions of the Citrix Application Delivery Controller (ADC) and Citrix Gateway appliances. Citrix expects to have patches available across all supported versions of Citrix ADC, Citrix Gateway and Citrix SD-WAN WANOP before the end of January 2020.

Small & medium businesses
Organisations & Critical Infrastructure
Government
/about-us/news/asdacsc-cyber-security-challenge

ASD's ACSC cyber security challenge   News

Aug 27, 2021 - Would you like to put your cyber incident response skills to the test?

Individuals & families
Small & medium businesses
Government
/business-government/secure-design/operational-technology-environments/ci-fortify

CI Fortify   Publication

Oct 13, 2025 - Actionable guidance for CI operators to isolate and rebuild critical services and OT systems during crisis or service disruption.

Organisations & Critical Infrastructure
Government
/business-government/asds-cyber-security-frameworks/ism/cyber-security-guidelines/guidelines-for-email

Guidelines for email   Advice

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

Organisations & Critical Infrastructure
Government
/protect-yourself/staying-secure-online/connecting-others-online/security-tips-online-gaming

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.

Individuals & families
/business-government/secure-design/operational-technology-environments/secure-connectivity-principles-for-operational-technology

Secure connectivity principles for Operational Technology (OT)   Publication

Jan 15, 2026 - How organisations should design, secure, and manage connectivity in operational technology (OT).

Organisations & Critical Infrastructure
Government

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Acknowledgement of Country

We acknowledge the Traditional Owners and Custodians of Country throughout Australia and their continuing connections to land, sea and communities.
We pay our respects to them, their cultures and their Elders; past, present and emerging. We also recognise Australia's First Peoples' enduring contribution to Australia's national security.

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