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Interactive tools and advice to boost your online safety.
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Archived Alerts and Advisories
Jan 23, 2025 - Search archived cyber security alerts and advice
Alerts and advisories
Jan 30, 2023 - Find the latest in cyber security alerts and advisories
Sign up for alerts
Nov 14, 2024 - Sign up for alerts on the latest threats and vulnerabilities.
Alerts Hub item
Australians urged to act on cyber alert News
Dec 15, 2021 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) issued an alert on a vulnerability in the Apache Log4j software library that exposed systems to potential cyberattack.
Vulnerability Alert – 2 new Vulnerabilities associated with Microsoft Exchange. Alert
Oct 10, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of 2 zero day vulnerabilities associated with Microsoft Exchange Servers 2013, 2016 and 2019 (Exchange).
ASD's ACSC and partners alert organisations to top 2021 malware strains News
Aug 5, 2022 - The top types of malicious software – or malware – seen by the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) and international partners through 2021 have been detailed, along with advice on how to counter them.
Information stealers are on the rise, are you at risk? News
Dec 8, 2025 - Make sure you know how to avoid information stealer malware and get tips for protecting your information.
Multiple vulnerabilities affecting NetScaler ADC and NetScaler Gateway devices Alert
Aug 27, 2025 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of multiple vulnerabilities (CVE-2025-7775, CVE-2025-7776 & CVE-2025-8424) affecting NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) products.
Critical vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway Products Alert
Jul 4, 2025 - The ASD's ACSC is aware of critical vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway Products (CVE-2025-5349, CVE-2025-5777).
Citrix Products NetScaler ADC and NetScaler Gateway Vulnerabilities Alert
Nov 29, 2023 - A malicious actor can exploit the vulnerability to execute code remotely without authentication. Organisations using Citrix products NetScaler ADC and NetScaler Gateway, possibly including Government and medium to large organisations. Ensure the latest release of NetScaler ADC and NetScaler Gateway have been installed.
Vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway products Alert
Jan 18, 2024 - ASD’s ACSC is aware of multiple vulnerabilities (CVE-2023-6548 and CVE-2023-6549) in Citrix NetScaler products (NetScaler ADC and NetScaler Gateway). Organisations are strongly encouraged to take immediate action to ensure affected instances are patched.
Information stealer malware Guidance
Jul 15, 2025 - Information stealer malware is a type of malware designed to steal sensitive data from devices. This can include user credentials, browser data and more.
The Silent Heist: Cybercriminals use information stealer malware to compromise corporate networks News
Sep 2, 2024 - New advisory released on information stealer malware used in cybercrime attacks.
The silent heist: cybercriminals use information stealer malware to compromise corporate networks Advisory
Sep 2, 2024 - Information stealer malware steals user login credentials and system information that cyber threat actors exploit, predominantly for monetary gain. Information stealers have been observed in attacks against multiple organisations and sectors worldwide, including Australia. This advisory provides readers with cyber security guidance on information stealers, including threat activity and mitigation advice for individuals and organisations.
Recognise and report scams
Feb 1, 2023 - Scams are a common way that cybercriminals compromise accounts. Being alert to scam messages is a great way to protect yourself online.
Vulnerability in Ivanti Endpoint Manager Mobile (EPMM) Alert
Jul 25, 2023 - This Alert is relevant to Australians who are running Ivanti EPMM. This alert is intended to be understood by slightly more technical users. Users are encouraged to immediately apply any available patches.
Exploitation of vulnerabilities affecting Cisco firewall platforms Alert
Apr 25, 2024 - This alert has been written for the IT teams of organisations and government. Entities are strongly encouraged to take immediate action to ensure affected devices are patched and investigate for potential compromise.
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 has launched a new campaign on Business Email Compromise News
Jun 28, 2022 - With the end of the financial year ushering in tax season, Australians are urged to strengthen their email security and be alert to criminals trying to fool them into making false payments or giving up details that could make them an easy target for cyber crime.
