| 摘要 |
The invention relates to a system for exchanging data between at least one sender and one receiver, such as a central server, by means of a data transmission network of Internet type, this system comprising means for encrypting/decrypting the data exchanged. The senders and the receiver comprise generators of encryption/decryption keys, which generators are synchronized to generate new keys for message encryption/decryption with each dispatching of a new message from the sender to the receiver.
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