Networking

Real-Time Transport Protocol (RTP) Security

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Executive Summary

This paper describes the Real-time Transport Protocol (RTP). The emphasis is on the security features like confidentiality, integrity and authentication. RTP security features are critically commented and alternative arrangements with their security implications are presented. RTP security is also discussed on multi protocol context where some of RTP's security services are provided by IPsec, SIP, SAP and SDP protocols. RTP, Real-time Transport Protocol, is an application level protocol that is intended for delivery of delay sensitive content, such as audio and video, trough different networks. The purpose of RTP is to facilitate delivery, monitoring, reconstruction, mixing and synchronization of data streams.

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