How much encryption is 'enough' for VoIP?
Whenever the topic of VoIP arises, security continues to be a burning issue. For some reason there is a perception that VoIP, whether transmitted over the Internet or not, is inherently unsecure. For that reason, there likewise seems to be a perceived need for end-to-end encryption of the conversation.
By Steve Taylor and Larry Hettick at Computerworld.
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