cse_cst's profile picture. This account is not monitored 24/7 and does not act as a reporting platform. 
Suivez-nous en français : @CST_CSE

Communications Security Establishment Canada

@cse_cst

This account is not monitored 24/7 and does not act as a reporting platform. Suivez-nous en français : @CST_CSE

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We’re proud to publish our 2024-2025 unclassified Annual Report! Read about the work CSE has done to protect Canada from foreign-based threats: cse-cst.gc.ca/en/accountabil… Some highlights ⬇️

cse_cst's tweet image. We’re proud to publish our 2024-2025 unclassified Annual Report! 

Read about the work CSE has done to protect Canada from foreign-based threats: cse-cst.gc.ca/en/accountabil… 

Some highlights ⬇️

Industrial control systems (ICS) are the computers that control factories, utilities and other critical services. Hacktivists are trying to access them online. Learn more below⬇️

Hacktivists are increasingly targeting internet-connected ICS devices across multiple sectors. From municipal utilities to manufacturing sites, cyber criminals are abusing control systems like PLCs and SCADA. Act now. Review our alert & suggested actions: cyber.gc.ca/en/alerts-advi…

cybercentre_ca's tweet image. Hacktivists are increasingly targeting internet-connected ICS devices across multiple sectors. From municipal utilities to manufacturing sites, cyber criminals are abusing control systems like PLCs and SCADA.

Act now. Review our alert & suggested actions: cyber.gc.ca/en/alerts-advi…


Communications Security Establishment Canada 已轉發

AI chatbots are becoming more common for business, education, and recreation. It’s important to understand the risks of using AI, especially when it comes to sharing personal information. Learn more: getcybersafe.gc.ca/en/blogs/why-y…

Safety_Canada's tweet image. AI chatbots are becoming more common for business, education, and recreation. It’s important to understand the risks of using AI, especially when it comes to sharing personal information. Learn more: getcybersafe.gc.ca/en/blogs/why-y…

Expecting good deals this #CyberMonday? So are cyber criminals. Don't get hooked by phishing scams. Learn the signs and how to stay safe: getcybersafe.gc.ca/en/blogs/dont-…

cse_cst's tweet image. Expecting good deals this #CyberMonday? So are cyber criminals.

Don't get hooked by phishing scams. Learn the signs and how to stay safe: getcybersafe.gc.ca/en/blogs/dont-…

Communications Security Establishment Canada 已轉發

Did you find a #BlackFriday deal that's too good to miss out on? 💻🛍️ When online shopping, remember to browse reputable websites, avoid clicking on links in pop-up ads, and use a secure payment method. 🛡️

CRTCeng's tweet image. Did you find a #BlackFriday deal that's too good to miss out on? 💻🛍️

When online shopping, remember to browse reputable websites, avoid clicking on links in pop-up ads, and use a secure payment method. 🛡️

Today is International Computer Security Day, and it is a good reminder to review the steps you and your organization are taking to ensure the safety of your online data. Consider the technical vulnerabilities, and the advantages of updating and patches: cyber.gc.ca/en/guidance/ho…

cse_cst's tweet image. Today is International Computer Security Day, and it is a good reminder to review the steps you and your organization are taking to ensure the safety of your online data. 

Consider the technical vulnerabilities, and the advantages of updating and patches: cyber.gc.ca/en/guidance/ho…

Small businesses are the heart of our communities, but they're also prime targets for cyber criminals. This Small Business Saturday, protect what you've worked so hard to build. Download the GCS Guide for tips to keep your business safe: getcybersafe.gc.ca/en/resources/g…

cse_cst's tweet image. Small businesses are the heart of our communities, but they're also prime targets for cyber criminals. 

This Small Business Saturday, protect what you've worked so hard to build. Download the GCS Guide for tips to keep your business safe: getcybersafe.gc.ca/en/resources/g…

Whether you're shopping for holiday gifts or treating yourself, a few simple habits can help you check out with confidence. Visit our blog for easy tips on how to shop online safely, so you can enjoy the best deals and peace of mind. cyber.gc.ca/en/guidance/ho…

cse_cst's tweet image. Whether you're shopping for holiday gifts or treating yourself, a few simple habits can help you check out with confidence.

Visit our blog for easy tips on how to shop online safely, so you can enjoy the best deals and peace of mind.

cyber.gc.ca/en/guidance/ho…

Communications Security Establishment Canada 已轉發

This Black Friday, make sure it’s you, not online fraudsters, getting the steal! Fake ads can include very low prices, pressure to act fast, typos, complicated payment methods or questionable websites. Review offers carefully before making your purchase! ow.ly/lfeR50XyF6b

rcmpgrcpolice's tweet image. This Black Friday, make sure it’s you, not online fraudsters, getting the steal! Fake ads can include very low prices, pressure to act fast, typos, complicated payment methods or questionable websites. Review offers carefully before making your purchase! ow.ly/lfeR50XyF6b

Health scams. Fake cures. “Too good to be true” deals. Don’t let disinfo trick you out of your money or health. Check before you act. If it raises your eyebrow, it may cause harm. Learn more: canada.ca/en/campaign/on…

cse_cst's tweet image. Health scams. Fake cures. “Too good to be true” deals. Don’t let disinfo trick you out of your money or health. Check before you act.

If it raises your eyebrow, it may cause harm. Learn more: canada.ca/en/campaign/on…

#BlackFriday is here, and the holiday season is fast approaching! 🎁 Follow the @GetCyberSafe Gift Guide to buy the right device and secure it properly: getcybersafe.gc.ca/en/resources/g… #GetCyberSafe #CyberSafeHolidays

cse_cst's tweet image. #BlackFriday is here, and the holiday season is fast approaching! 🎁

Follow the @GetCyberSafe Gift Guide to buy the right device and secure it properly: getcybersafe.gc.ca/en/resources/g…

#GetCyberSafe #CyberSafeHolidays

Cyber threats against Canada’s #CriticalInfrastructure are growing. Our essential services must be protected. Today, the Ministers of National Defence and Public Safety issued a joint statement calling for vigilance and action: canada.ca/en/communicati…

cse_cst's tweet image. Cyber threats against Canada’s #CriticalInfrastructure are growing. Our essential services must be protected.

Today, the Ministers of National Defence and Public Safety issued a joint statement calling for vigilance and action: canada.ca/en/communicati…

Communications Security Establishment Canada 已轉發

⚠️ This is a scam! We won’t ask you to click on a link and share your personal or financial info. Stay safe, stay informed ➡️ ow.ly/RxGy50XvJhk #BeScamSmart #CdnTax


Communications Security Establishment Canada 已轉發

At the Cyber Centre, our goal is to help Canadian organizations and critical infrastructure enhance their cyber security readiness. Check out our guide with 36 achievable Cyber Security Readiness Goals to strengthen your organization today: cyber.gc.ca/en/cyber-secur…

cybercentre_ca's tweet image. At the Cyber Centre, our goal is to help Canadian organizations and critical infrastructure enhance their cyber security readiness.

Check out our guide with 36 achievable Cyber Security Readiness Goals to strengthen your organization today: cyber.gc.ca/en/cyber-secur…

Communications Security Establishment Canada 已轉發

There is #NoExcuse for online abuse. Yet some state actors manipulate information and spread #disinformation to discourage women from participating in public life or exercising their right to free speech. #DontBeDeceived


Are you ready for the holidays? Because we are! 😎 We have prepared various tools and resources to help you out. To get you in the holiday spirit, start with our passphrase generator: getcybersafe.gc.ca/en/resources/r… #CyberSafeHolidays

cse_cst's tweet image. Are you ready for the holidays? Because we are! 😎 

We have prepared various tools and resources to help you out. To get you in the holiday spirit, start with our passphrase generator: getcybersafe.gc.ca/en/resources/r…
#CyberSafeHolidays

Communications Security Establishment Canada 已轉發

Cyber threats against Canada’s water systems can have devastating impacts. Our latest assessment highlights the risks and the urgent need for every organization involved in the delivery of safe, reliable water to act – and act now: cyber.gc.ca/en/guidance/cy…

cybercentre_ca's tweet image. Cyber threats against Canada’s water systems can have devastating impacts.

Our latest assessment highlights the risks and the urgent need for every organization involved in the delivery of safe, reliable water to act – and act now: cyber.gc.ca/en/guidance/cy…

Communications Security Establishment Canada 已轉發

As organizations move the the cloud, there are more risks of adversary-in-the-middle (AitM) phishing attacks. This is why implementing a phishing-resistant MFA is critical to maintain strong cyber security. Learn more in our latest guidance: cyber.gc.ca/en/guidance/de…

cybercentre_ca's tweet image. As organizations move the the cloud, there are more risks of adversary-in-the-middle (AitM) phishing attacks.

This is why implementing a phishing-resistant MFA is critical to maintain strong cyber security.

Learn more in our latest guidance: cyber.gc.ca/en/guidance/de…

As #BlackFriday and #CyberMonday approach, remember to: - Clean out your inbox from unwanted promotional emails - Keep an eye out for spoofed sites - Verify that every website and source is legitimate #GetCyberSafe and happy shopping! getcybersafe.gc.ca/en/blogs/four-…

cse_cst's tweet image. As #BlackFriday and #CyberMonday approach, remember to:

- Clean out your inbox from unwanted promotional emails
- Keep an eye out for spoofed sites
- Verify that every website and source is legitimate

#GetCyberSafe and happy shopping! getcybersafe.gc.ca/en/blogs/four-…

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