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    About us

    Learn about who we are and what we do.

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  • Learn the basics

    Learn the basics

    Interactive tools and advice to boost your online safety.

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    • Explore the basics
      • Recognise and report scams
      • Set secure passphrases
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  • Protect yourself

    Protect yourself

    Advice and information about how to protect yourself online.

    Protect yourself Easy steps to secure yourself online Sign up for alerts
    • Securing your accounts
      • Passphrases
      • Multi-factor authentication
    • Securing your devices
      • How to secure your device
      • How to backup your files and devices
      • How to update your device and software
    • Securing your email
      • Securing your email
    • Staying secure online
      • Connecting with others online
      • Protecting your family
      • Protect yourself from scams
      • Online shopping
      • Connecting to public Wi-Fi and hotspots
      • Secure your Wi-Fi and router
    • Resources to protect yourself
      • Personal security guides
  • Threats

    Threats

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

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    • Types of threats
      • Business email compromise
      • Data breaches
      • Hacking
      • Identity theft
      • Malware
      • Ransomware
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  • Report and recover

    Report and recover

    Respond to cyber threats and take steps to protect yourself from further harm.

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    • Report
      • Report a cybercrime, incident or vulnerability
      • Helping you through a cyber security incident
      • Have you been hacked?
      • Cybercrime - getting help
    • Recover from
      • Business email compromise
      • Data breaches
      • Hacking
      • Identity theft
      • Malware
      • Ransomware
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      • System and network attacks
  • 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
      • Essential Eight
      • Information Security Manual (ISM)
      • Protecting your business and employees
      • Publications
      • Small business cyber security
      • Strategies to Mitigate Cyber Security Incidents
    • Maintaining devices and systems
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    • Governance and user education
      • Governance
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    • Assessment and evaluation programs
      • Australian Information Security Evaluation Program (AISEP)
      • Critical Infrastructure Uplift Program (CI-UP)
      • Emanation Security Program
      • High Assurance Evaluation Program
      • Infosec Registered Assessors Program (IRAP)
      • Essential Eight Assessment Course
  • Contact us
  • Report a cybercrime or cyber security incident
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Australian Cyber
Security Hotline
1300 CYBER1 (1300 292 371)

How the ACSC can help during a cyber security incident

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Information Security Manual

Latest alerts and advisories

View all alerts and advisories
01 Sep 2023
Alert rating: Medium

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

In June 2023, the ACSC became aware of the active exploitation of a vulnerability affecting Barracuda ESG appliances (CVE-2023-2868). New indicators of compromise (IOCs) related to this activity have now been released, to assist organisations 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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