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专利名称：Method for generating an asymmetric
cryptographic group-key pair
发明人：MARTIN, TOBIAS,SCHWENK, JOERG, DR.申请号：EP02017506.3申请日：20020806公开号：EP124A1公开日：20030226
专利附图：
摘要：A group (10) of two or more participants (12, 14, 16, 18) share a common,symmetrical group key (30). This is known only to the participants. They base the privategroup key (40) on the symmetrical group key (30), preferably also basing it on further
parameters known to the group participants. An Independent claim is included forequipment executing corresponding operations.
申请人：DEUTSCHE TELEKOM AG
地址：Friedrich-Ebert-Allee 140 53113 Bonn DE
国籍：DE
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