UPDATED Rackspace has admitted a ransomware infection was to blame for the days-long email outage that disrupted services for customers. The security snafu took down some of Rackspace's hosted Microsoft Exchange services on Friday afternoon [12/02/2022]. In its most recent update, posted at 0826 Eastern Time on Tuesday [12/06/2022], Rackspace said it has now "determined this suspicious activity was the result of a ransomware incident," and has hired a "leading cyber defense firm to investigate." The company hasn't yet determined what customer data was touched. "If we determine sensitive information was affected, we will notify customers as appropriate," it added.