Rackspace has not offered any explanation of the "security incident" that has taken out its hosted Exchange environment and led the company to predict multiple days of downtime before restoration.
In response to inquiries from The Register, Rackspace said its incident status page and an FAQ provided to customers are all it can provide at this time.
Both documents warn of a lengthy outage, and advise migration to Microsoft 365 for mail services.
Both are also silent on the risk of data loss, or data leaks.
Many social media reports mention not being able to restore all inboxes after migration. And given that email is used to store way too many documents, the risk of leaks is very significant.
The status page has at least been updated regularly. While it assures that Rackspace has restored "thousands of customers," it's unclear whether those thousands represent the bulk of affected users or a tiny minority. And for the rest, the news remains grim.
When the hosted Exchange service became unavailable, Rackspace quickly advised of – and offered free access to – Microsoft 365 as the fastest way to restore service, and offered do-it-yourself instructions on how to make the move.
Despite Rackspace's advice that the migration procedure should take between 30 and 60 minutes, some users found that option was not simple to implement. The Register has conversed with customers who profess to having little technical expertise – which is fair enough given Rackspace promotes its hosted Exchange service as suitable for "any business size or nee ..
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