| 摘要 |
In one embodiment, a mechanism for securely ordered message exchange is disclosed. In one embodiment, a method includes associating sequence numbers with each of a plurality of messages that are part of a transmission from a broadcaster to an intended recipient, and for each message of the plurality of messages, calculating a unique message authentication code (MAC) using as inputs the message, a shared secret key, and the associated sequence number. The method also includes sending to the intended recipient the plurality of messages each with the associated calculated MAC attached to the message. |
