MultiChain: A cybercurrency for cooperation

Peer-to-peer networks are often large, collaborative networks where peers can join openly. The essence of a collaborative, distributed system is that every node performs tasks for other nodes. The peers often help in singular interactions and without direct reciprocity. Malicious peers can abuse and freeride the public goods. The network without...

Anonymous Internet: Anonymizing peer-to-peer traffic using applied cryptography

Throughout the years the Internet became of indispensable value to social, economic and political life. Despite this, the Internet in all its forms and protocols has proven to be extremely sensitive to manipulation by forces in control of the infrastructure of the Internet. Along with the growth of The Internet came the growth of censorship and...

A non-centralized approach to Video on Demand on mobile devices

As mobile Internet traffic continues to consistently gain on desktop traffic in terms of volume, a desire for a mobile version of Tribler was expressed by the Client: Dr. Ir. Johan Pouwelse. This desire was formulated into a Bachelor project, which will be executed within a period of 11 weeks. The project is centered around answering the...

SwiftTV - Bringing 4th generation P2P to SmartTV

Since their invention, TV's have become one of the most popular media devices and can be found in almost every livingroom in the world. For a long time, the functionality of the TV stayed the same: the ability to view television programs at certain fixed times of the day. Recently there has been development in the television market adding...

Swarm Discovery in Tribler using 2-Hop TorrentSmell

Peer-to-peer (P2P) technology allows us to create self-organising and scalable systems. The distributed nature of these systems requires a solution for finding interesting peers. In the context of P2P file sharing, finding peers who are downloading the same file is referred to as the swarm discovery problem. In BitTorrent, this problem is solved...

Reducing Free Riding in Peer-to-Peer Systems with Supervised Teaming

Peer-to-peer technology has produced thriving communities in which peers contribute bandwidth to each other. However, when free riding occurs, these communities will not be able to sustain themselves without incentives to enforce this contribution. This thesis presents Supervised Teaming, a peer-to-peer transfer protocol that gives uploading...

Tribler Download Core Improvement

BitTorrent is a popular peer-to-peer file sharing protocol. From a user’s perspective, it is important that a BitTorrent client downloads the files as fast as possible. The socially enhanced BitTorrent client called Tribler – from the Delft University of Technology and the Vrije Universiteit – was presumed to be lacking in speed. This...