More than 18000 companies and government agencies have been infected with a back door that will allow hackers (most likely from Russia) to freely access their networks, Reuters reported today. Microsoft said it had detected a malicious version of solarwinds software within the company, but also said that so far its investigation had not shown evidence of hackers using Microsoft’s system to attack customers. < / P > < p > like other solarwinds customers, we have been actively looking for the characteristics of this actor and can confirm that we have detected malicious solarwinds binaries in our environment, which we have now isolated and deleted, but have found no evidence of access to production services or customer data. Our investigation is in progress, reiterating that there is absolutely no sign that our system is being used to attack others. < / P > < p > Microsoft has been involved in developing a kill tool for malware Sunburst, but fireeye warns that hackers may have used the malware to implant more durable malware on the network, which may be more difficult to detect and eliminate. SpaceX beat blue origin and Northrop Grumman to win a $316 million air force contract