英语翻译该协议通过降低密钥树的高度来减少密钥数量,而且用户可以利用服务器组播的随机数来自行同步更新密钥,减少服务器更新密钥的开销.

By reducing the height of the password tree, the protocol can reduce the number of passwords, and the user can use the random number multicast by server to update the password synchronously and automatically thus reducing the server expenses for the same.

The agreement reduces the number of passwords by lowering the security level. Users can renew their passwords automatically along with the random bulk updates of the server in order to reduce the cost of renewing passwords for the server.

The agreement reduces the number of keys by reducing the height of keytrees. Users can also use the server's random number generator to (renew their keys或rekey) (simultaneously或autonomously), reducing the server load of (creating new keys或rekeying).

The agreement to reduce the key numbers by reducing tree height, the random number and the user can use the server multicast to update key, reduce server key refresh overhead.

Through reducing the height of key tree,this agreement aims at cutting down the key quantity.Additinally users can synchronize and upgrade the key by themselves with help of the random number of server farm.In this way,they can pare down expenses in the upgrading of server key.
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The agreement to reduce the height of the key tree to reduce the number of keys, and the user can use the the server multicast random number from the line synchronization updates the key to reduce the overhead of key server updates.

The agreement by reducing the height of the tree key to reduce the number of
keys, and the user can use the server multicast of the random number to to update key, reduce the cost of the server update key