Couldn't you just mount the online storage using whatever protocol they support then run the encryption on top? In linux this would be like ecryptfs on top of nfs. Not terribly performant, but it would accomplish what you want.
On Mon, 2010-10-18 at 05:58 -0500, Gary wrote: > I want to create a repo using online storage (think Wuala or something > similar), and am pretty keen that nobody else, including the people > running the storage service, can get at my code. Is it possible to > ensure the repo contents are encrypted somehow? Everything I've read on > the subject seems to allow encrypting the connection from clients to > server, but not the repo contents as they sit on the disc. >