| 摘要 |
A method, apparatus, and system for sending and receiving a security policy of multicast sessions are provided. The method for sending the security policy of multicast sessions includes: after a Datagram Transport Layer Security (DTLS) session is set up between a sender and a receiver, receiving a security policy request from the receiver, constructing a security policy response according to a security policy, multiplexing the security policy response and Secure Real-Time Transport Protocol (SRTP) multicast session data, and sending the multiplexed data to the receiver. |
