Project ToxThe project Tox developers set a goal of creating of free P2P alternative to Skype

Tox uses similar to the Skype P2P-model of interaction in the network for the dissemination of messages which use cryptographic techniques to authenticate the user and protect the transit traffic from interception. Support text messaging, voice, video and file transfer. The work is organized through a simple and typical of IM-client graphical interface.

One of the key objectives of the project is to ensure the privacy and confidentiality of correspondence, including protection from a possible traffic analysis intelligence services. For ensuring addressing of users used the distributed hash table (DHT) which organized the work in the style of BitTorrent. The communication channel has been organized by means of a superstructure over the UDP protocol with realization of session level (Lossless UDP). Continue reading

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