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Critical security vulnerabilities affecting Mitel MiCollab version 9.8 SP1 FP2 (9.8.1.201) and earlier Alert
Dec 9, 2024 - ASD’s ACSC is aware of multiple critical vulnerabilities impacting Mitel MiCollab collaboration applications.
The ASD's ACSC On-Call 24/7 News
Nov 25, 2021 - All Australians now have greater access to cyber security help and advice through the Australian Signals Directorate’s Australian Cyber Security Centre's (ASD’s ACSC) enhanced national Cyber Security Hotline - 1300 CYBER1.
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.
Conti ransomware incidents in Australia Alert
Dec 10, 2021 - Multiple Australian organisations have been impacted by Conti ransomware in November and December 2021.
LockBit 2.0 ransomware incidents in Australia Alert
Aug 5, 2021 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) has observed an increase in reporting of LockBit 2.0 ransomware incidents in Australia.
Australian Signals Directorate’s Cyber Security Partnership Program Program
The Australian Signals Directorate's Australian Cyber Security Partnership Program enables Australian organisations and individuals to engage with the ASD's ACSC and fellow partners, drawing on collective understanding, experience, skills and capability to lift cyber resilience across the Australian economy.
Cyber threat actors compromising networks of major global telecommunications providers News
Dec 4, 2024 - New guidance is available for network defenders of communications infrastructure to strengthen visibility and harden devices against PRC-affiliated and other malicious cyber actors.
New ASD’s ACSC guidance released to help Australians avoid risks related to social media and messaging applications News
Jul 14, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) has today released updated guidance to help all Australians better understand how social media and messaging apps can pose a risk to the security and privacy of individuals and organisations.
Advisory 2020-016: "Zerologon" - Netlogon Elevation of Privilege Vulnerability (CVE-2020-1472) Advisory
Sep 22, 2020 - The ACSC recommends organisations immediately patch affected Microsoft Windows systems with the Microsoft August 2020 Security Updates, released 11/08/2020.
Essential Eight Assessment Guidance Package News
Nov 23, 2022 - The Australian Signals Directorate has published updated guidance to help ensure consistent Essential Eight assessment across government and industry.
New Secure-by-Design publication released in collaboration with international partners News
May 15, 2024 - Today, the Australian Signals Directorate has released a new Secure-by-Design advisory, Choosing Secure and Verifiable Technologies, developed and co-sealed with our Five Eyes partners.
Translated cyber security guides News
Nov 3, 2023 - We have released 5 of our popular cyber security guides in more than 20 languages.
Russian GRU targeting Western logistics entities and technology companies News
May 22, 2025 - We have released a joint advisory outlining the tactics, techniques and procedures of a Russian state-sponsored cyber campaign targeting Western logistics entities and technology companies.
IRAP application form Program
May 7, 2024 - IRAP application form
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.
Cyber Security Awareness Month 2022 News
Sep 30, 2022 - October is Cyber Security Awareness Month and this year the Australian Signals Directorate’s Australian Cyber Security Centre's (ASD’s ACSC) theme is Have you been hacked?
Internet of Things devices Guidance
Apr 11, 2023 - IoT devices can include smart televisions, security cameras and fridges. Learn how to buy and use IoT devices securely.
Restricting Microsoft Office macros Publication
Nov 27, 2023 - This publication has been developed to discuss approaches that can be applied by organisations to secure systems against malicious Microsoft Office macros while balancing both their business and security requirements.
Home
Sep 30, 2025 - Welcome to the Australian Cyber Security Centre website - cyber.gov.au
Small Business Cloud Security Guides News
Dec 16, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) has released a series of guides designed to help small businesses secure their cloud environment.
