🦜 Australian Signals Directorate / @ASDGovAu
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72% of 2026 has passed. When’s the last time you checked on your router’s security? Review our 6-monthly Router Health Check at https://cyber.gov.au/protect-yourself/staying-secure-online/secure-your-wifi-and-router?utm_source=x&utm_campaign=sep-26&utm_medium=organic&utm_content=router-health then enjoy the rest of 2026 with a healthy router 🩺💖
https://nitter.privacyredirect.com/ASDGovAu/status/2101117823913541771#m
Published: September 19, 2026 01:15
72% of 2026 has passed. When’s the last time you checked on your router’s security?
Review our 6-monthly Router Health Check at cyber.gov.au/protect-yoursel… then enjoy the rest of 2026 with a healthy router 🩺💖
R to @ASDGovAu: @NPA_KOHO @JapanCyberGov @FBI @DC3Forensics @BND_Deutschland @BfV_Bund
https://nitter.privacyredirect.com/ASDGovAu/status/2100834932344131685#m
Published: September 18, 2026 06:30
@NPA_KOHO @JapanCyberGov @FBI @DC3Forensics @BND_Deutschland @BfV_Bund
DPRK cyber actors are using deceptive recruitment and employment practices to target IT professionals and organisations. We’ve released a joint advisory on WaterPlum’s tactics, and practical steps you can take to reduce your risk: https://www.cyber.gov.au/about-us/view-all-content/alerts-and-advisories/north-korean-waterplum-commonly-referred-to-as-contagious-interview-cyber-actor-group-targeting-it-professionals
https://nitter.privacyredirect.com/ASDGovAu/status/2100834285414686969#m
Published: September 18, 2026 06:28
DPRK cyber actors are using deceptive recruitment and employment practices to target IT professionals and organisations. We’ve released a joint advisory on WaterPlum’s tactics, and practical steps you can take to reduce your risk:…
Short-term pain for long-term gain 🛡️💪 Spending a few minutes today to secure your account, can prevent hours, days or even weeks of dealing with the effects of a cybercrime. Turn on multi-factor authentication. Lock out cybercriminals. Learn more 👉 https://cyber.gov.au/learn-basics/explore-basics/mfa?utm_source=x&utm_campaign=mfa&utm_medium=organic&utm_content=mfa-headcaches
https://nitter.privacyredirect.com/ASDGovAu/status/2100732787666165998#m
Published: September 17, 2026 23:45
Short-term pain for long-term gain 🛡️💪
Spending a few minutes today to secure your account, can prevent hours, days or even weeks of dealing with the effects of a cybercrime.
Turn on multi-factor authentication. Lock out cybercriminals. Learn more 👉…
We’ve updated our guidance on Detecting and mitigating Active Directory compromises. Learn how malicious actors target Active Directory and the steps organisations can take to identify risks and strengthen security. Learn more 👉 https://cyber.gov.au/business-government/detecting-responding-to-threats/detecting-and-mitigating-active-directory-compromises?utm_source=x&utm_campaign=active-directory&utm_medium=organic&utm_content=publication
https://nitter.privacyredirect.com/ASDGovAu/status/2099665842900550041#m
Published: September 15, 2026 01:05
We’ve updated our guidance on Detecting and mitigating Active Directory compromises. Learn how malicious actors target Active Directory and the steps organisations can take to identify risks and strengthen security. Learn more 👉…
R to @nytimes: This leaves the fourth category AUSTRALIAN SECURITY CLASSIFICATIONS 🛡️ OFFICIAL, PROTECTED, SECRET, TOP SECRET. Thanks for playing! 👏
https://nitter.privacyredirect.com/ASDGovAu/status/2099347155245007360#m
Published: September 14, 2026 03:59
This leaves the fourth category AUSTRALIAN SECURITY CLASSIFICATIONS 🛡️ OFFICIAL, PROTECTED, SECRET, TOP SECRET.
Thanks for playing! 👏
R to @nytimes: The third category is WORDS THAT PAIR WITH ‘ACCESS’ 🔑 AUTHORISED, REMOTE, CODE, PASS
https://nitter.privacyredirect.com/ASDGovAu/status/2099346933026549766#m
Published: September 14, 2026 03:58
The third category is WORDS THAT PAIR WITH ‘ACCESS’ 🔑 AUTHORISED, REMOTE, CODE, PASS
Think you’re a word wizard? Try our spin on the @nytimes Connections game. 👉 Find groups of 4 words that belong in the same category 👉 Guess the categories in our replies 👉 Check back as we reveal the answers!
https://nitter.privacyredirect.com/ASDGovAu/status/2099279462307410195#m
Published: September 13, 2026 23:30
Think you’re a word wizard? Try our spin on the @nytimes Connections game.
👉 Find groups of 4 words that belong in the same category
👉 Guess the categories in our replies
👉 Check back as we reveal the answers!
Every account protected with multi-factor authentication (MFA) is a step toward stronger cyber security. Add an extra layer of protection beyond your password. Switch it on. Lock it down.
https://nitter.privacyredirect.com/ASDGovAu/status/2098248920879251734#m
Published: September 11, 2026 03:15
Every account protected with multi-factor authentication (MFA) is a step toward stronger cyber security. Add an extra layer of protection beyond your password. Switch it on. Lock it down.
As organisations adopt agentic AI, it is important to focus on more than just the model. Our new Agentic AI Harnesses publication explains how the harness influences security, governance and risk 👉 https://www.cyber.gov.au/business-government/secure-design/artificial-intelligence/agentic-ai-harnesses?utm_source=x&utm_campaign=agentic-ai-harnesses&utm_medium=organic&utm_content=publication
https://nitter.privacyredirect.com/ASDGovAu/status/2098192299943690714#m
Published: September 10, 2026 23:30
As organisations adopt agentic AI, it is important to focus on more than just the model. Our new Agentic AI Harnesses publication explains how the harness influences security, governance and risk 👉 cyber.gov.au/business-govern…
❗ ALERT ❗ We are aware of an active exploitation of a critical Adobe Commerce and Magento Open Source vulnerability. Review your environment for vulnerable versions and follow the guidance in our alert.👉 https://cyber.gov.au/about-us/view-all-content/alerts-and-advisories/active-exploitation-of-adobe-commerce-and-magento-open-source-vulnerability?utm_source=x&utm_campaign=sep-26&utm_medium=organic&utm_content=alert-adobe
https://nitter.privacyredirect.com/ASDGovAu/status/2097594615293743210#m
Published: September 9, 2026 07:55
❗ ALERT ❗ We are aware of an active exploitation of a critical Adobe Commerce and Magento Open Source vulnerability. Review your environment for vulnerable versions and follow the guidance in our alert.👉 cyber.gov.au/about-us/view-a…
Microsoft has released its September security updates. This included: • 966 vulnerabilities patched. • 2 vulnerabilities with evidence of exploitation. • 105 'Critical' rated. Users should apply the patch updates ASAP 👉https://msrc.microsoft.com/update-guide/releaseNote/2026-Sep
https://nitter.privacyredirect.com/ASDGovAu/status/2097496450703991187#m
Published: September 9, 2026 01:24
Microsoft has released its September security updates.
This included:
• 966 vulnerabilities patched.
• 2 vulnerabilities with evidence of exploitation.
• 105 'Critical' rated.
Users should apply the patch updates ASAP 👉msrc.microsoft.com/update-gu…
…
Captain’s log: Systems nominal. Security updates installed. Multi-factor authentication enabled. Backups complete. Shields at 100%. #StarTrekDay🛡🚀
https://nitter.privacyredirect.com/ASDGovAu/status/2097135332236071084#m
Published: September 8, 2026 01:30
Captain’s log: Systems nominal. Security updates installed. Multi-factor authentication enabled. Backups complete.
Shields at 100%. #StarTrekDay🛡🚀
Digital camouflage is helping malware stay hidden for longer. Our latest joint advisory explains how crypters work, why they're a growing threat, and practical steps to improve cyber security and threat detection. Find out more 👉 https://cyber.gov.au/about-us/view-all-content/alerts-and-advisories/digital-camouflage-crypters-make-malware-undetectable?utm_source=x&utm_campaign=crypters&utm_medium=organic&utm_content=advisory
https://nitter.privacyredirect.com/ASDGovAu/status/2097097590508806294#m
Published: September 7, 2026 23:00
Digital camouflage is helping malware stay hidden for longer.
Our latest joint advisory explains how crypters work, why they're a growing threat, and practical steps to improve cyber security and threat detection.
Find out more 👉…
Meet Obi. From working overseas to leading teams responding to cyber security incidents, ASD careers can take you in unexpected directions. Read more about how he built a rewarding career in national security: https://asd.gov.au/careers/our-people?utm_source=x&utm_campaign=sep-26&utm_medium=organic&utm_content=obi
https://nitter.privacyredirect.com/ASDGovAu/status/2095746177207763133#m
Published: September 4, 2026 05:30
Meet Obi. From working overseas to leading teams responding to cyber security incidents, ASD careers can take you in unexpected directions. Read more about how he built a rewarding career in national security: asd.gov.au/careers/our-peopl…
❗ ALERT ❗ We are aware of critical vulnerabilities affecting Citrix NetScaler ADC and NetScaler Gateway products. Organisations should assess their exposure and apply patches as a priority. Learn more in our full alert 👉 https://cyber.gov.au/about-us/view-all-content/alerts-and-advisories/critical-vulnerabilities-in-citrix-netscaler-application-delivery-controller-adc-and-citrix-netscaler-gateway-products?utm_source=x&utm_campaign=sep-26&utm_medium=organic&utm_content=alert-citrix
https://nitter.privacyredirect.com/ASDGovAu/status/2095740654739710350#m
Published: September 4, 2026 05:08
❗ ALERT ❗ We are aware of critical vulnerabilities affecting Citrix NetScaler ADC and NetScaler Gateway products.
Organisations should assess their exposure and apply patches as a priority.
Learn more in our full alert 👉 cyber.gov.au/about-us/view-a…
R to @ASDGovAu: @CISAgov, @FBI, @cse_cst, @NCSC (UK) and National Cyber Security Centre (NZ)
https://nitter.privacyredirect.com/ASDGovAu/status/2095655591771570500#m
Published: September 3, 2026 23:30
@CISAgov, @FBI, @cse_cst, @NCSC (UK) and National Cyber Security Centre (NZ)
Alongside international partners we have released a joint publication with guidance on communicating during major IT and OT service outages. Clear, timely & transparent communication helps reduce disruption, support response efforts and maintain trust. 👉 https://cyber.gov.au/business-government/detecting-responding-to-threats/cyber-security-incident-response/communicating-under-pressure-best-practices-for-service-providers?utm_source=x&utm_campaign=communicating-under-pressure&utm_medium=organic&utm_content=publication
https://nitter.privacyredirect.com/ASDGovAu/status/2095655586088280339#m
Published: September 3, 2026 23:30
Alongside international partners we have released a joint publication with guidance on communicating during major IT and OT service outages. Clear, timely & transparent communication helps reduce disruption, support response efforts and maintain trust. 👉…
The latest quarterly update for our Information Security Manual (ISM) is now available. The ISM is a cyber security framework that assists security professionals within organisations to protect their systems and data from cyber threats. Read it here 👉 https://cyber.gov.au/business-government/asds-cyber-security-frameworks/ism?utm_source=x&utm_campaign=sep-26&utm_medium=organic&utm_content=ism-sep26
https://nitter.privacyredirect.com/ASDGovAu/status/2095331667145900352#m
Published: September 3, 2026 02:02
The latest quarterly update for our Information Security Manual (ISM) is now available. The ISM is a cyber security framework that assists security professionals within organisations to protect their systems and data from cyber threats. Read it here 👉…
MFA remains one of the simplest and most effective ways to protect accounts. You may not think your business is a target, but cybercriminals have a lot to gain from compromising your systems. Turn on MFA. Lock out cybercriminals. Learn more 👉 https://cyber.gov.au/learn-basics/explore-basics/mfa?utm_source=x&utm_campaign=mfa&utm_medium=organic&utm_content=mfa-launch
https://nitter.privacyredirect.com/ASDGovAu/status/2094677888801145105#m
Published: September 1, 2026 06:45
MFA remains one of the simplest and most effective ways to protect accounts.
You may not think your business is a target, but cybercriminals have a lot to gain from compromising your systems.
Turn on MFA. Lock out cybercriminals. Learn more 👉…
#WorldLetterWritingDay reminds us that the challenge of keeping information secure isn’t new – only the technology has changed. Our mission remains the same: protecting Australia's sensitive information and keeping Australians secure in a connected world.
https://nitter.privacyredirect.com/ASDGovAu/status/2094577227740676509#m
Published: September 1, 2026 00:05
#WorldLetterWritingDay reminds us that the challenge of keeping information secure isn’t new – only the technology has changed. Our mission remains the same: protecting Australia's sensitive information and keeping Australians secure in a connected world.
Meet Peita 👋 Peita and her team work around the clock to provide intelligence support to the Australia Defence Force and our allies deployed on operations. #BehindTheScreensAtASD
https://nitter.privacyredirect.com/ASDGovAu/status/2094338148822339588#m
Published: August 31, 2026 08:15
Meet Peita 👋 Peita and her team work around the clock to provide intelligence support to the Australia Defence Force and our allies deployed on operations. #BehindTheScreensAtASD
Video
Ever been asked to prove you’re not a robot? That’s a CAPTCHA test. We continue to see cybercriminals use fake CAPTCHA tests to trick users into downloading malware. A real CAPTCHA will never ask you to copy, paste or run a command.
https://nitter.privacyredirect.com/ASDGovAu/status/2093545425345372251#m
Published: August 29, 2026 03:45
Ever been asked to prove you’re not a robot? That’s a CAPTCHA test.
We continue to see cybercriminals use fake CAPTCHA tests to trick users into downloading malware. A real CAPTCHA will never ask you to copy, paste or run a command.
We’re seeking ASD6 or EL1 Solutions Architects to develop complex system views and solution designs that contribute to our national security. Applications close 13 September 2026. Apply now. https://defencecareers.nga.net.au/cp/index.cfm?event=jobs.home&CurATC=ASDEXT&CurBID=C49A927D%2DAAE1%2DA68D%2DE047%2DB5FED76E0B7B&persistVariables=CurATC,CurBID
https://nitter.privacyredirect.com/ASDGovAu/status/2093205690164908232#m
Published: August 28, 2026 05:15
We’re seeking ASD6 or EL1 Solutions Architects to develop complex system views and solution designs that contribute to our national security. Applications close 13 September 2026. Apply now. defencecareers.nga.net.au/cp…
What do these 4 animals have in common? 🤔 KANGAROO LION EAGLE KIWI Can you guess the animal missing from this list?
https://nitter.privacyredirect.com/ASDGovAu/status/2092790452269568391#m
Published: August 27, 2026 01:45
What do these 4 animals have in common? 🤔
KANGAROO
LION
EAGLE
KIWI
Can you guess the animal missing from this list?
Last year, more than 274,000 Australians were scammed. Behind that number are parents, friends, neighbours and colleagues. Stop before you act. Check who you’re really dealing with. Protect yourself and others by reporting the scam to Scamwatch. #StopCheckProtect
https://nitter.privacyredirect.com/ASDGovAu/status/2092058126686298183#m
Published: August 25, 2026 01:15
Last year, more than 274,000 Australians were scammed. Behind that number are parents, friends, neighbours and colleagues. Stop before you act. Check who you’re really dealing with. Protect yourself and others by reporting the scam to Scamwatch.…
❗ ALERT ❗ We are aware of active exploitation in Australia of a vulnerability affecting TeamCity On-Premises servers. Organisations should assess their exposure and apply vendor mitigations as a priority. Learn more in our full alert 👉 http://cyber.gov.au/about-us/view-all-content/alerts-and-advisories/active-exploitation-of-a-software-development-platform-within-australia?utm_source=x&utm_campaign=aug-26&utm_medium=organic&utm_content=alert-teamcity
https://nitter.privacyredirect.com/ASDGovAu/status/2091773242008817885#m
Published: August 24, 2026 06:22
❗ ALERT ❗ We are aware of active exploitation in Australia of a vulnerability affecting TeamCity On-Premises servers. Organisations should assess their exposure and apply vendor mitigations as a priority. Learn more in our full alert 👉…
Identity stolen? What you do now matters. Cybercriminals don’t always use your personal information immediately—giving you a critical window to protect yourself. Start here ▶ Go to http://cyber.gov.au/threats/types-threats/identity-theft
https://nitter.privacyredirect.com/ASDGovAu/status/2091388199344181486#m
Published: August 23, 2026 04:52
Identity stolen? What you do now matters. Cybercriminals don’t always use your personal information immediately—giving you a critical window to protect yourself. Start here ▶ Go to cyber.gov.au/threats/types-t…
Failing to secure edge devices is like leaving a door open from the internet to internal networks, allowing malicious actors to gain access to sensitive data & disrupt operations. Read our key mitigation strategies for edge devices 👉 https://cyber.gov.au/business-government/protecting-devices-systems/hardening-systems-applications/network-hardening/securing-edge-devices/mitigation-strategies-for-edge-devices-executive-guidance?utm_source=x&utm_campaign=aug-26&utm_medium=organic&utm_content=key-mitigation
https://nitter.privacyredirect.com/ASDGovAu/status/2090253989556437302#m
Published: August 20, 2026 01:46
Failing to secure edge devices is like leaving a door open from the internet to internal networks, allowing malicious actors to gain access to sensitive data & disrupt operations. Read our key mitigation strategies for edge devices 👉…
❗ ALERT ❗ We are aware of active exploitation using vulnerabilities affecting N-able N-central. Organisations should assess their exposure and apply vendor mitigations as a priority. Learn more in our full alert 👉 https://cyber.gov.au/about-us/view-all-content/alerts-and-advisories/active-exploitation-of-remote-monitoring-and-management-platform-within-australia?utm_source=x&utm_campaign=aug-26&utm_medium=organic&utm_content=n-able-n
https://nitter.privacyredirect.com/ASDGovAu/status/2089955429719949665#m
Published: August 19, 2026 05:59
❗ ALERT ❗ We are aware of active exploitation using vulnerabilities affecting N-able N-central. Organisations should assess their exposure and apply vendor mitigations as a priority. Learn more in our full alert 👉 cyber.gov.au/about-us/view-a…
Most people think a hack looks dramatic—locked screens, ransom messages, total chaos 🚨 But often, it starts quietly. Take our quiz to assess the warning signs and learn what to do next: https://cyber.gov.au/report-and-recover/so-you-think-you-have-been-hacked?utm_source=x&utm_campaign=aug-26&utm_medium=organic&utm_content=compromised-sign
https://nitter.privacyredirect.com/ASDGovAu/status/2089886316423209283#m
Published: August 19, 2026 01:25
Most people think a hack looks dramatic—locked screens, ransom messages, total chaos 🚨 But often, it starts quietly. Take our quiz to assess the warning signs and learn what to do next: cyber.gov.au/report-and-reco…
Did you know we’re Australia’s oldest national intelligence agency - born in WWII? We still support the ADF today with foreign signals intelligence, cyber security and offensive cyber operations.
https://nitter.privacyredirect.com/ASDGovAu/status/2089608235556974776#m
Published: August 18, 2026 07:00
Did you know we’re Australia’s oldest national intelligence agency - born in WWII? We still support the ADF today with foreign signals intelligence, cyber security and offensive cyber operations.
Some of WWII’s biggest secrets were hidden inside walnuts 🌰 One-time pads were hidden in everyday objects and nearly impossible to crack without the key. Can you solve this one? 👇 Ciphertext: 50984 02292 Key: 57834 62783
https://nitter.privacyredirect.com/ASDGovAu/status/2088479546823848199#m
Published: August 15, 2026 04:15
Some of WWII’s biggest secrets were hidden inside walnuts 🌰
One-time pads were hidden in everyday objects and nearly impossible to crack without the key. Can you solve this one? 👇
Ciphertext: 50984 02292
Key: 57834 62783
Meet David 👋 David's role at ASD is all about connecting Australia with our Five Eyes partners and other like-minded partners across the world. #BehindTheScreensAtASD
https://nitter.privacyredirect.com/ASDGovAu/status/2088090734280978692#m
Published: August 14, 2026 02:30
Meet David 👋
David's role at ASD is all about connecting Australia with our Five Eyes partners and other like-minded partners across the world.
#BehindTheScreensAtASD
Video
Critical infrastructure security is a shared challenge that extends beyond borders. Through CI Fortify, we’re collaborating with international partners to address this evolving threat and strengthen cyber resilience. Learn more 👉https://www.cyber.gov.au/business-government/secure-design/operational-technology-environments/ci-fortify/ci-fortify-advice-for-isolating-vital-systems?utm_source=x&utm_campaign=ci-fortify&utm_medium=organic&utm_content=partner-re-share
https://nitter.privacyredirect.com/ASDGovAu/status/2087689402852217089#m
Published: August 12, 2026 23:55
Critical infrastructure security is a shared challenge that extends beyond borders. Through CI Fortify, we’re collaborating with international partners to address this evolving threat and strengthen cyber resilience. Learn more…
Microsoft has released its August security updates. This included: • 400 vulnerabilities patched. • 1 vulnerability with evidence of exploitation. • 42 'Critical' rated. Users should apply the patch updates ASAP👉https://msrc.microsoft.com/update-guide/releaseNote/2026-Aug
https://nitter.privacyredirect.com/ASDGovAu/status/2087381681779224896#m
Published: August 12, 2026 03:32
Microsoft has released its August security updates. This included:
• 400 vulnerabilities patched.
• 1 vulnerability with evidence of exploitation.
• 42 'Critical' rated.
Users should apply the patch updates ASAP👉msrc.microsoft.com/update-gu…
Microsoft…
R to @ASDGovAu: We have released this updated joint guidance in partnership with the Canadian Centre for Cyber Security (@cybercentre_ca), United Kingdom National Cyber Security Centre (@NCSC), and the New Zealand National Cyber Security Centre (NCSC_NZ)
https://nitter.privacyredirect.com/ASDGovAu/status/2087320667813523634#m
Published: August 11, 2026 23:30
We have released this updated joint guidance in partnership with the Canadian Centre for Cyber Security (@cybercentre_ca), United Kingdom National Cyber Security Centre (@NCSC), and the New Zealand National Cyber Security Centre (NCSC_NZ)
As cyber threats become faster and more sophisticated, AI can help organisations improve detection, response and recovery. Updated joint guidance with international partners outlines how to adopt AI securely and responsibly. Learn more 👉 https://www.cyber.gov.au/business-government/secure-design/artificial-intelligence/opportunities-for-ai-in-cyber-defence?utm_source=x&utm_campaign=ai-cyber-defence-re-release&utm_medium=organic&utm_content=publication
https://nitter.privacyredirect.com/ASDGovAu/status/2087320661996065107#m
Published: August 11, 2026 23:30
As cyber threats become faster and more sophisticated, AI can help organisations improve detection, response and recovery. Updated joint guidance with international partners outlines how to adopt AI securely and responsibly.
Learn more 👉…
AI agents can take unexpected actions in pursuit of a given task, creating cyber security risks for organisations. Learn how to reduce misalignment, strengthen safeguards and adopt agentic AI securely 👉 https://www.cyber.gov.au/about-us/view-all-content/news/when-ai-agents-take-unexpected-actions?utm_source=x&utm_campaign=ai-agents&utm_medium=organic&utm_content=guidance
https://nitter.privacyredirect.com/ASDGovAu/status/2086976663016132920#m
Published: August 11, 2026 00:43
AI agents can take unexpected actions in pursuit of a given task, creating cyber security risks for organisations. Learn how to reduce misalignment, strengthen safeguards and adopt agentic AI securely 👉 cyber.gov.au/about-us/view-a…