3 ms·
Of course, Dropbox can't prevent people from sharing content out of band. But if Client A and Client B are offering arbitrary byte ranges to complete strangers,
by limmeau 15y ago
Of course, Dropbox can't prevent people from sharing content out of band. But if Client A and Client B are offering arbitrary byte ranges to complete strangers, they are effectively playing BitTorrent again.
- a3nm 15y agoYes, but they are only exchanging a constant amount of information to fool the server challenge, whereas we could hope to do better if the server builds challenges which use information that he knows the client has. For some reason, this inspired me to write a blog post: http://a3nm.net/blog/deduplication_attacks.html http://a3nm.net/blog/deduplication_attacks.html and http://news.ycombinator.com/item?id=2489594 http://news.ycombinator.com/item?id=2489594