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On Friday (19 July), the cybersecurity company CrowdStrike experienced a global outage that affected numerous organizations across the world, from financial institutions to airports. The outage came from a defect in an update to CrowdStrike’s Falcon Sensor software, which many companies and government bodies use. SingCert has now warned that there is an ongoing phishing scam targeting CrowdStrike users following the global outage. In a statement on Saturday (20 July), SingCert stated that . Source: for illustrative purposes only Scammers involved in the campaign may do the following to trick their victims: SingCert has also identified a list of possible malicious domains associated with the campaign, the names of which are available . The organisation has urged system administrators to configure their firewall rules and block connections to these domains. They can additionally use the following CrowdStrike Falcon LogScale query to hunt for the domains involved in the campaign. Source: “It is advised that organisations ensure they are communicating with CrowdStrike representatives through official channels and adhere to technical guidance the CrowdStrike support teams have provided,” SingCert said. The outage as a result of Crowdstrike’s update resulted in technical issues across the world, causing delays and cancellations of flights. Changi Airport faced delays for over 40 flights, with numerous airlines resorting to manually checking in passengers for their trips. By Saturday (20 July) morning, the airport updated that for their customers. CrowdStrike Chief Executive Officer George Kurtz also shared on X that there had been a “defect” in a “single content update” for Windows hosts. “The issue has been identified, isolated and a fix has been deployed,” he said. Get more stories like this. Drop us your email so you won't miss the latest news.