Patent ID: 8117446
Filing Date: 2012-02-14
Classification: H04L

Abstract:
1. A method of providing a secured teleconference in a distributed teleconference system, comprising: interconnecting, in a distributed manner, at least one server and at least two participants acting as listeners and associated with a secure teleconferencing application, at least one of the participants also acting as a speaker; encrypting data generated by a speaker secure teleconferencing application associated with the at least one participant acting as the speaker; building, by the speaker secure teleconferencing application, an authentication tag that verifies the speaker secure teleconferencing application as an approved source of encrypted data; transmitting a media packet including encrypted data and the authentication tag built by the speaker secure teleconferencing application to the at least one server; checking validity of the transmitted authentication tag by each of the at least one server and selectively distributing the media packet when the authentication tag is determined to be valid; checking the validity of the authentication tag, determined to be valid by each of the at least one server, by each participant of the at least two participants acting as listeners that receives the media packet; and decrypting the encrypted data when the authentication tag is determined to be valid.