Peer to Peer is the next great thing for the internet phần 1 ppsx

... controlling spam, but these are still arcane. Peer to Peer: Harnessing the Power of Disruptive Technologies p age 9 1. 1 A revisionist history of peer- to -peer (19 69 -19 95) The Internet as originally ... permission to run a particular peer- to -peer application. Peer- to- peer designers must contribute to this design discussion, then enable their applications...

Ngày tải lên: 13/08/2014, 21:21

... territory. Therefore, one major goal for the summit was to develop a better map for the uncharted peer- to -peer space. 3 .1. 3 The new peer- to -peer meme map In a space as vaguely defined as peer- to -peer, ... in length. The times for each song therefore vary by 10 0 seconds. There are 10 0 × 10 0 × × 10 0 = 10 0 10 = 10 11 = 10 0 billion = an a...

Ngày tải lên: 13/08/2014, 21:21

... action on the server for viewing by the user - the equivalent of the television. And there is the network, which is the conduit that connects the client and the server - the equivalent of the airwaves. ... information for the last remailer in the chain to reassemble them. Only the last remailer in the chain knows what messages go together, because th...

Ngày tải lên: 13/08/2014, 21:21

... the Power of Disruptive Technologies p age 94 11 .1. 1 Publius and other systems in this book The focus of this book is peer- to -peer systems. While Publius is not a pure peer- to -peer system, ... Already, the effects of the peer- to -peer revolution are being felt. Peer- to -peer has captured the imagination of technologists, corporate strategists, and v...

Ngày tải lên: 13/08/2014, 21:21

... comes to metadata, it is very hard to partition the problem space. The things we want to describe, the things we want to say about them, and the things we want to do with this data are all deeply ... server administrators are subpoenaed or otherwise pressured to release information about these entities, they can openly disclaim any knowledge. Peer to Peer: Harnes...

Ngày tải lên: 13/08/2014, 21:21

... connected to nodes 0, 1, 3, and 4. Of the 12 possible directed edges among these neighbors, 6 are present (from to 1, 1 to 3, and 3 to 4, and from 1 to 0, 3 to 1, and 4 to 3), so the clustering ... list grows logarithmically in relation to the size of the list, this is probably the best scaling that can be expected from a decentralized peer- to -peer...

Ngày tải lên: 13/08/2014, 21:21

... system, there is no way to refer to the other members of the system. Peer to Peer: Harnessing the Power of Disruptive Technologies p age 16 7 15 .5.3.3 Freenet Freenet, described in Chapter 9, is ... sense for a web crawler to visit each of the Publius servers and read all the files stored on them. The encrypted files will look like gibberish to the w...

Ngày tải lên: 13/08/2014, 21:21

... each other, neither has much reason to believe that the other will follow through on their part of the deal. They need to decide whether or not to trust each other. To help them make the decision, ... that the collectors together could combine the shares to determine her rating, but separately they can learn no information. It is the job of the scorers to provide...

Ngày tải lên: 13/08/2014, 21:21

... partner. This is okay when the trader has the facility to process the history as part of a decision whether to trade or not. But more often, there is good reason for the Reputation Server to add ... business issues. We discuss some of the business issues later in Section 17 .10 . The main technical issue is that the marketplace and the Reputation Server need...

Ngày tải lên: 13/08/2014, 21:21

... relevance of the topic to their work and the value of coming together to do this book. Some of them protested that their applications weren't true peer- to -peer (the Publius team, for example ... The largest part of the book (Part 3), therefore, comprises technical topics, but the smaller social analysis section (Part 1) is valuable, too. For P2P to spread,...

Ngày tải lên: 13/08/2014, 21:21