Companies around the globe are reporting IT outages, together with Home windows “Blue Display screen of Dying” errors on computer systems, which has develop into one of the crucial frequent IT outages in recent times. The outage, associated to a software program replace from standard cybersecurity firm CrowdStrike, affected computer systems operating Microsoft Home windows in organizations throughout a wide range of industries, together with airways, banks, retailers, brokerages, media corporations and rail networks. Based mostly on discussions on-line, tourism seems to be one of many hardest-hit industries.
CrowdStrike CEO George Kurtz confirmed in a put up on He added that the corporate is rolling out a repair and that Mac and Linux hosts will not be affected.
“CrowdStrike is actively working with clients affected by the flaw found in a single content material replace for Home windows hosts. Mac and Linux hosts will not be affected,” Kurtz famous on X.
“This isn’t a safety incident or cyber assault. The problem has been recognized, remoted and a repair has been deployed. We suggest clients go to the help portal for the most recent updates and can proceed to offer full and ongoing updates on our web site. We additional suggest that organizations guarantee communication with CrowdStrike representatives via official channels. Our groups are totally mobilized to make sure the security and stability of CrowdStrike clients.
Late on Friday, U.S. cyber company CISA stated that whereas the outage was not associated to any suspicious exercise, it “noticed risk actors exploiting this incident to conduct phishing and different malicious actions.”
A put up on the CrowdStrike help discussion board (login solely) additionally acknowledged the problem earlier on Friday, saying the corporate had acquired crash studies associated to the content material replace. CrowdStrike stated the crash report “was associated to Falcon Sensor” – its cloud-based safety service, which it describes as “prompt risk detection, simplified administration and proactive risk looking.”

CrowdStrike Moderator The subreddit also said the company was aware of “widespread reports” of blue screen errors on multiple versions of its Windows devices. Sources say the company is investigating the cause.
The security company did not immediately respond to a request for comment.
Microsoft began to notice the problem in the early morning of July 19. However, enterprise applications are still facing outages depending on the service health of their business cloud services.
“We are aware of an issue affecting Windows devices due to updates to third-party software platforms. We expect to have a resolution soon,” a Microsoft spokesperson told TechCrunch in a statement.
A Microsoft spokesperson said that the previous Microsoft 365 service outage that occurred on the night of July 18 and 19 was not related to the large-scale service outage caused by the CrowdStrike update.
There are a lot of questions that need to be asked and answered about the resiliency (or perhaps lack thereof) of cloud services, how a single update could cause such severe outages across the globe.
“We believe cybersecurity products must meet higher reliability and security standards in customer deployments than other technology products because they are mission critical,” Goldman Sachs analysts wrote in a research note on Friday. , and will be aggressively attacked by adversaries. “In some ways, we believe this will strengthen the barriers to entry in the industry and the need for best-in-class updates, outages, and customer service protocols, ultimately benefiting companies that scale. “
Airlines and airports in Germany, France, the Netherlands, the United Kingdom and the United States, as well as Australia, China, Japan, India, Singapore and Taiwan, have reported problems with check-in and ticketing systems, leading to flight delays and significant flight delays.
U.S. federal airspace officials on Friday announced a nationwide halt to air traffic due to power outages, which could have climate consequences, experts told TechCrunch. Others have been affected by the shutdowns and airline chaos in other ways.
In the UK, the London Stock Exchange reported outages. Several doctors’ offices in the UK said on Sunday that the National Health Service’s clinical computer system, which contains medical records and is used to schedule appointments, suffered a glitch.
In the United States, some 911 and non-emergency call centers appear to be affected. An Alaska State Troopers post said many of these call centers are “not functioning properly throughout Alaska.”
David Rhodes, executive chairman of British news broadcaster Sky News, said on Twitter that the company was experiencing trouble with live broadcasts this morning due to a power outage. According to the New Zealand Herald, banking services in the country have also been affected by the issue, and some Indian news channels said they were also experiencing problems with their broadcasts.
Employees at many companies reported being unable to start their computers due to this issue. Late Thursday, Microsoft confirmed a service issue with its Microsoft 365 apps that affected multiple airlines, including Delta Air Lines and United Airlines. Microsoft’s service status page shows the issue is being resolved.
Amid the chaos, error messages continued to spread, including a blue screen of death on the Las Vegas Globe display.
Even before CrowdStrike acknowledged its role in the incident, businesses and security experts earlier Friday began blaming the company, whose software is used by millions of people in enterprises to manage devices and servers. Safety. Experts told TechCrunch that competitors may also benefit from the disaster.
According to its website, CrowdStrike counts nearly 60 percent of Fortune 500 companies and more than half of Fortune 1,000 companies among its clients. Its services have been deployed by eight of the ten largest financial services companies and an equal number of leading technology companies. It also has deep and broad operations in healthcare and manufacturing, serving six and seven of the top 10 companies in these industries, respectively.
CrowdStrike’s shares were down about 11% at Friday’s close, giving it a market capitalization of $74.2 billion as of this writing.
Ram Iyer, Ingrid Lunden and Zack Whittaker contributed to this report.
This text was initially printed on July 19 at 12:09 pm and has been up to date to replicate new info.