发明名称 |
Key negotiation and management for third party access to a secure communication session |
摘要 |
Described are a method and system for establishing a secure communication session with third-party access at a later time. A first communication subsession is established between two original devices using a first key generated by a two-party key and security association protocol. At least one of the original devices is established as a group key server. A request from a joining device to join the secure communication session is received and a second communication subsession is established between the original devices using a second key generated by the two-party key and security association protocol. The second key is provided to the joining device to enable participation in the second communication subsession.
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申请公布号 |
US2007198836(A1) |
申请公布日期 |
2007.08.23 |
申请号 |
US20060325818 |
申请日期 |
2006.01.05 |
申请人 |
NORTEL NETWORKS LIMITED |
发明人 |
FEDYK DONALD;DONDETI LAKSHMINATH |
分类号 |
H04L9/00 |
主分类号 |
H04L9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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