What is Voice over Internet Protocol (VoIP)? Is a family of transmission technologies for delivery of voice communications over IP networks such as the Internet or other packet-switched networks.

28c3: Ooops I hacked my PBX

Download high quality version: bit.ly Description: events.ccc.de pt: Ooops I hacked my PBX Why auditing proprietary protocols matters This talk is cautionary tale about developers forgetting to remove debug interfaces from finished products and the n...

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