排序方式: 共有1条查询结果,搜索用时 15 毫秒
1
1.
Introduction Inrecentyears,groupcommunicationshave becomethefocusofresearchandapplicationsde-velopment[1-4].Usingminimumresources,wecan employbroadcasttechniquescanbeemployedto transmitdatatoallngroupmemberssimultane-ously.Themajorsecuritychallengeforgroupcom-municationistoprovideefficientmethodsforcon-trollingauthorizedaccess.Anefficientmethodoflimitingaccessto broadcastmessagesisthroughasymmetricencryp-tion.Asymmetricencryptionusestransposition andsubstitutionskillstoprocesstheoriginalmes-s… 相似文献
1