Australian Signals Directorate

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Australian Signals Directorate The Australian Signals Directorate is an Australian Government intelligence agency responsible for foreign signals intelligence.
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ASD’s Australian Cyber Security Centre (ACSC) is the Government’s technical expert & voice of authority on cyber security.

Our 2025-26 Annual Cyber Threat Report found that technology is evolving at rapid rates and has raised the stakes for cy...
26/10/2026

Our 2025-26 Annual Cyber Threat Report found that technology is evolving at rapid rates and has raised the stakes for cyber security.

Learn more about the latest cyber security threats and trends the new report 👉 cyber.gov.au/publication/annual-cyber-threat-report-2025-2026

Cyber security is a shared responsibility that extends beyond borders. 🌏Head of our Australian Cyber Security Centre, St...
25/10/2026

Cyber security is a shared responsibility that extends beyond borders. 🌏

Head of our Australian Cyber Security Centre, Stephanie Crowe, recently joined cyber leaders at the Billington CyberSecurity Summit in Washington, DC.

The summit was an important opportunity to exchange perspectives, strengthen international partnerships and discuss the collective challenges facing the global cyber security community.

Read the key takeaways here 👉 https://billingtoncybersummit.com/about/17th-annual-billington-cybersecurity-summit-news-coverage

NSA - National Security Agency
NCSC
Canadian Centre for Cyber Security
National Cyber Security Centre - New Zealand

Five Eyes. Five icons! 🦘🌏It’s , and we’re celebrating Australia’s most recognisable marsupial and the enduring partners...
24/10/2026

Five Eyes. Five icons! 🦘🌏

It’s , and we’re celebrating Australia’s most recognisable marsupial and the enduring partnerships at the heart of our mission.

While these national icons come from different corners of the world, they represent an alliance that works closely together every day and tackles challenges that no nation can face alone.

Australia has hopped into place, can you match the other four sets of footprints to our Five Eyes partners?

Share your guesses in the comments 👇

❗ ACT NOW ❗ There are critical security vulnerabilities affecting PHP, a technology used by many websites and web applic...
23/10/2026

❗ ACT NOW ❗ There are critical security vulnerabilities affecting PHP, a technology used by many websites and web applications.

If you use PHP in your website, web application or online service, it could be at risk.

Review official PHP guidance and apply all available security updates and mitigations as soon as possible.

View the latest PHP guidance 👉 cyber.gov.au/alert/critical-vulnerabilities-in-php

❗ ALERT UPDATE ❗ Patches are now available to address two critical PHP vulnerabilities. If you manage a website, web app...
21/10/2026

❗ ALERT UPDATE ❗ Patches are now available to address two critical PHP vulnerabilities.

If you manage a website, web application or online service that uses PHP, review the latest advice at php.net/index.php and apply appropriate security updates and mitigations. For advice and assistance, you can contact us at 1300 CYBER1 (1300 292 371).

Read the updated alert for more information 👉 cyber.gov.au/alert/critical-vulnerabilities-in-php

❗ ALERT ❗We are aware of media reporting about critical vulnerabilities in PHP.PHP is a widely used general purpose scri...
21/10/2026

❗ ALERT ❗

We are aware of media reporting about critical vulnerabilities in PHP.

PHP is a widely used general purpose scripting language, often utilised in Web Applications. All PHP versions from PHP 5 onwards may be affected.

If you operate PHP websites and applications, follow the advice in our full alert 👉 cyber.gov.au/alert/critical-vulnerabilities-in-php

CHOOSE YOUR FIGHTER! (cyber edition) 🎮Every fighter has their signature moves. In the cyber world, these ones are your b...
17/10/2026

CHOOSE YOUR FIGHTER! (cyber edition) 🎮
Every fighter has their signature moves. In the cyber world, these ones are your best defence against scammers, hackers and online threats:

🥋 Multi-factor authentication
🌀 Passkeys
🥊 Strong and unique passwords
⚡ Software updates
👊 Regular backups
🛡️ Phishing awareness.

Learn simple ways to protect yourself from online threats: cyber.gov.au/protect-yourself-and-your-family-online

Our people are our greatest strength.Meet Jane. What started as a passion for physics and STEM, evolved into a career th...
16/10/2026

Our people are our greatest strength.

Meet Jane. What started as a passion for physics and STEM, evolved into a career that doesn't fit neatly into a single box.

Blending STEM and non-STEM skills, she supports research programs and partnerships in a role where no two days are the same.

Working in capability building across multiple organisations, Jane connects people, expertise and ideas in support of Australia's national security. Spanning disciplines, teams and ways of thinking, her role demonstrates that some of the most rewarding careers sit at the intersection of different fields.

Learn more about Jane's career 👉 asd.gov.au/careers/our-people

🔒 Cyber threats evolve. Cyber security guidance should too. That's why we’ve developed the Essentials: a modernised app...
14/10/2026

🔒 Cyber threats evolve. Cyber security guidance should too.

That's why we’ve developed the Essentials: a modernised approach to cyber security guidance designed to help organisations focus on the measures that matter most.

Built for today's technology environments and threat landscape, the Essentials provide practical guidance to help strengthen cyber security foundations and build resilience against cyber threats.

Explore the Essentials 👉 cyber.gov.au/essentials

A little game night nostalgia for your feed. 🎲Can you guess the colour sequence? A small black pin means one correct col...
12/10/2026

A little game night nostalgia for your feed. 🎲

Can you guess the colour sequence?

A small black pin means one correct colour and position, and a small white pin means one correct colour but wrong position.

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