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Maybe they use block deduplication on the storage arrays? Particularly looking at the "our service may automatically delete a piece of data you upload". In othe
by caw 14y ago
Maybe they use block deduplication on the storage arrays? Particularly looking at the "our service may automatically delete a piece of data you upload". In other words, you already uploaded it encrypted and they're just serving out the de-duplicated bits.
- dexter313 14y agoPiece is the keyword here.
- bchallenor 14y agoThere wouldn't be much point in doing that. Encrypted data is indistinguishable from random data, so it is incompressible. The chances of finding anything significant to deduplicate are so low that it's not worth trying.