3 ms·
Encrypting SIP doesn't protect the payload at all. The purpose of this protocol is to remedy that. ZRTP is a much better solution, as it negotiates keys in ban
by Canada 12y ago
Encrypting SIP doesn't protect the payload at all. The purpose of this protocol is to remedy that.
ZRTP is a much better solution, as it negotiates keys in band and doesn't depend on the confidentiality of the signalling channel.
- zaroth 12y agoThat makes sense. In the context of isolated control and data streams that must be separately encrypted, they are saying 'put the data key here in the signaling packet' but protecting the control plane is a separate exercise.