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We study a natural and potentially devastating attack against BitTorrent, namely, attacking the initial seed in a torrent's early stages. The goal of this attack is to diminish the seed's ability to upload blocks. If the attacker can discover and react quickly enough to the new torrent, it can possibly "nip the torrent in its bud," preventing all of the leechers from obtaining the entire...
In current multi-channel live P2P video systems, there are several fundamental performance problems including exceedingly-large channel switching delays, long playback lags, and poor performance for less popular channels. These performance problems primarily stem from two intrinsic characteristics of multi-channel P2P video systems: channel churn and channel- resource imbalance. In this paper, we...
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