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Microsoft Releases Security Updates for Microsoft Edge Browser Alert
Jun 30, 2021 - On June 24 2021, Microsoft released updates for their Edge Browser addressing two vulnerabilities that an attacker could exploit to inject and execute malicious code.
Online shoppers the target of Christmas cyber grinches News
Nov 3, 2021 - In the lead-up to Black Friday and festive season sales, Australians must be alert to the cybercriminals seeking to steal your Christmas joy and your money.
ASD's ACSC/NCSC collaboration to strengthen cyber security posture News
Nov 4, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) and the UK’s National Cyber Security Centre (NCSC) are committed to improving our respective nation’s cyber security posture and protecting our networks from cyber threats.
Remote code execution vulnerability present in the Windows Scripting Engine of Microsoft Windows Alert
Sep 16, 2021 - A vulnerability exists in a component of Microsoft Windows. A malicious cyber actor could exploit this vulnerability to execute arbitrary code, potentially enabling the actor to take control of the vulnerable host. Affected Australian customers should apply the security update provided by Microsoft.
Critical vulnerability present in certain versions of Microsoft Excel Alert
Nov 11, 2021 - Microsoft has identified active exploitation of a vulnerability in Microsoft Excel. Affected Australian organisations should apply the available security update as soon as possible.
Secure by Design
Jul 22, 2024 - Secure by Design is a proactive, security-focused approach to the development of digital products and services that necessitates a strategic alignment of an organisation’s cybersecurity goals. Secure by Design requires cyberthreats to be considered from the outset to enable mitigations through thoughtful design, architecture and security measures. Its core value is to protect consumer privacy and data through designing, building, and delivering products with fewer vulnerabilities.
Hardening Linux workstations and servers Publication
Nov 27, 2023 - This publication has been developed to assist organisations in understanding how to harden Linux workstations and servers.
Exploitation of Microsoft Office vulnerability: Follina Alert
Jun 15, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of active exploitation of the Follina zero-day vulnerability in the Microsoft Support Diagnostic Tool (CVE-2022-30190). Affected Australian organisations should take appropriate action.
Passphrases
Protect your accounts from cybercriminals with a secure password or passphrase.
The Commonwealth Cyber Security Posture in 2024 Reports and statistics
Dec 5, 2024 - The Commonwealth Cyber Security Posture in 2024 informs the Australian Parliament on cyber security measures implemented across the Australian Government for the 2023–24 financial year.
Essential Eight explained Publication
Nov 27, 2023 - This publication provides an overview of the Essential Eight.
Security considerations for edge devices Publication
Feb 5, 2025 - Edge devices are an important part of many enterprise computing systems. They allow connection across various devices that aid in productivity. However, just like with all technology they are not without their vulnerabilities. Edge devices require attention and diligence to keep data safe and secure.
Business resources
Apr 11, 2023 - Protecting your business from cybercriminals is vital in keeping your people and systems secure. Learn how to protect your business from cyberthreats.
Hardening Microsoft Windows 11 workstations Publication
Sep 4, 2025 - This publication provides recommendations on hardening workstations using Enterprise and Education editions of Microsoft Windows 11. While this publication refers to workstations, most recommendations are equally applicable to servers (with the exception of Domain Controllers) using Microsoft Windows Server. Security features discussed in this publication, along with the names and locations of Group Policy settings, are taken from Microsoft Windows 11 version 24H2.
Hardening Microsoft Windows 10 workstations Publication
Sep 4, 2025 - This publication provides recommendations on hardening workstations using Enterprise and Education editions of Microsoft Windows 10. While this publication refers to workstations, most recommendations are equally applicable to servers (with the exception of Domain Controllers) using Microsoft Windows Server. Security features discussed in this publication, along with the names and locations of Group Policy settings, are taken from Microsoft Windows 10 version 22H2.
Infamous Chisel Advisory
Aug 31, 2023 - Malware Analysis Report. A collection of components designed to enable remote access and exfiltrate information from Android phones.
The Commonwealth Cyber Security Posture in 2023 Reports and statistics
Nov 16, 2023 - The Commonwealth Cyber Security Posture in 2023 informs Parliament on the implementation of cyber security measures across the Australian Government for the 2022–23 financial year. According to the Flipchart of PGPA Act Commonwealth entities and companies, as of 30 June 2023 the Australian Government comprised 100 non-corporate Commonwealth entities (NCEs), 72 corporate Commonwealth entities (CCEs) and 17 Commonwealth companies (CCs); totalling 189 Australian government entities.
Connecting to public Wi-Fi and hotspots Guidance
Apr 11, 2023 - Public Wi-Fi hotspots are found everywhere in places like your local shops, cafes, hotels and even at some parks. They can be a convenient way to access the internet when you are out, have poor reception or are travelling overseas. Learn more about connecting to public Wi-Fi and hotspots securely.
Vulnerability Disclosure Program News
Nov 23, 2022 - New ACSC publication released to help organisations implement a Vulnerability Disclosure Program.
Protecting your staff Guidance
Apr 11, 2023 - An incident response plan can help organisations to respond to cybersecurity incidents while continuing to conduct business operations.
Microsoft Office Outlook Remote Code Execution Vulnerability Alert
Feb 18, 2024 - ASD’s ACSC is aware of a vulnerability in Microsoft Office Outlook (CVE-2024-21413). Users of Microsoft Office Outlook are strongly advised to follow the mitigation advice provided by Microsoft if they are vulnerable.
Google Releases Security Updates for Chrome Browser Alert
Jun 21, 2021 - On June 17 2021, Google released Chrome version 91.0.4472.114 for Windows, Mac, and Linux. The patch notes for this version can be viewed at Chrome Release Note.
Critical vulnerability discovered in HTTP.SYS in Microsoft Windows Alert
May 13, 2021 - A remote code execution vulnerability could enable a malicious cyber actor to compromise vulnerable Microsoft Windows hosts. The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) strongly recommends applying available patches.
Remote code execution vulnerability present in Open Management Infrastructure, affects certain Microsoft Azure services Alert
Sep 16, 2021 - A remote code execution vulnerability exists in Open Management Infrastructure, a management agent used in certain Linux-based Microsoft Azure services. Exploitation of this vulnerability could allow a malicious actor to take control of the vulnerable host. Affected organisations should apply the available security update.
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.
Health Sector Snapshot News
Feb 10, 2021 - This Sector Snapshot is designed to enhance awareness of key cyber security threats in the health sector and advise executives and cyber security professionals within the health sector on what they can do to protect their organisation from cyber threats. This report provides a high-level overview of the cyber security environment from 1 January to 31 December 2020.
Safer Internet Day 2021 News
Feb 9, 2021 - Safer Internet Day on 9 February 2021 aims to raise awareness of emerging online issues and share strategies everyone can use for staying secure online.
Australia joins US and UK to warn of 2021 Ransomware trends News
Feb 10, 2022 - Ransomware continues to be a global threat, and cybercriminals using ransomware pose a significant risk to Australian organisations and households.
Cyber skills framework Publication
Sep 10, 2020 - The Cyber Skills Framework enables targeted recruitment of cyber specialists, provides a development pathway for current and future cyber staff, and aligns skills, knowledge and attributes with national and international industry standards.
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.
