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    About us

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  • Learn the basics

    Learn the basics

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    • Explore the basics
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  • Protect yourself

    Protect yourself

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    Protect yourself Easy steps to secure yourself online Sign up for alerts
    • Securing your accounts
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  • Threats

    Threats

    Common online security risks and advice on what you can do to protect yourself.

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    • Types of threats
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  • Report and recover

    Report and recover

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  • Resources for Business and Government

    Resources for business and government

    Resources for business and government agencies on cyber security.

    Resources for business and government Become an ACSC partner Alerts and advisories Exercise in a Box
    • Essential cyber security
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Australian Cyber
Security Hotline
1300 CYBER1 (1300 292 371)

Cyber security advice in your language

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Be cyber wise – don’t compromise

Cyber Security Awareness Month 2023

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How the ACSC can help during a cyber security incident

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Information Security Manual

Latest alerts and advisories

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01 Sep 2023
Alert rating: Medium

Barracuda Email Security Gateway (ESG) malicious activity – additional Indicators of Compromise released

In June 2023, the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) became aware of the active exploitation of a vulnerability affecting Barracuda ESG appliances (CVE-2023-2868). New indicators of compromise (IOCs) related to…

31 Aug 2023
Advisory

Infamous Chisel

Malware Analysis Report.
A collection of components designed to enable remote access and exfiltrate information from Android phones.

22 Aug 2023
Alert rating: Critical

Ivanti Sentry Authentication Bypass Vulnerability

An authentication bypass vulnerability (CVE-2023-38035) has been identified that allows unauthorised access to sensitive APIs which can be used to set configuration parameters on the administrator portal (MICS).

Exercise in a Box - Be business ready for a cyber incident.

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Top 3 things to protect yourself

  • Learn what to do when your data is lost or disclosed
  • Protect your accounts with multi-factor authentication
  • Mitigating the use of stolen credentials

Learn cyber security

Take control of your cyber security and reduce the impact of an attack by learning how to protect yourself online with our quick lessons and quizzes.

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Have you been hacked? Find out what to do now.

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News

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25 Sep 2023

Cyber Security Awareness Month 2023

October is Cyber Security Awareness Month (CSAM), a time for all Australians to improve their cyber security knowledge and take action to protect their information and devices.

Never miss a threat

Sign up for the latest cyber security alerts and get information on threats and how to keep yourself secure online.

Visit our partners keeping Australia safe online

Scamwatch

Scamwatch is run by the Australian Competition and Consumer Commission (ACCC). It gives consumers and small businesses information on how to recognise, avoid and report scams.

eSafety Commissioner

eSafety can help Australians experiencing online bullying or abuse to take action or make a complaint. They also provide a wide range of online safety programs, resources and training.

Office of the Australian Information Commissioner (OAIC)

The OAIC investigates privacy breaches and handles data breach reports. It provides guidance and advice for business and consumers on how to protect personal information.

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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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Australian Cyber Security Hotline 1300 CYBER1 (1300 292 371)
Authorised by the Australian Government, Canberra