Negotiating secure connections through a proxy server

申请公布号:
EP1251670(B1)
申请号:
EP20020007078
申请日期:
2002.03.27
申请公布日期:
2004.11.10
申请人:
MICROSOFT CORPORATION
发明人:
KADYK, DONALD J.;FISHMAN, NEIL S.;SEINFELD, MARC E.;KRAMER, MICHAEL
分类号:
H04L29/06;H04L29/08;(IPC1-7):H04L29/06
主分类号:
H04L29/06
摘要:
<p>Methods, systems, and computer program products for negotiating a secure end-to-end connection using a proxy server as an intermediary. The client first negotiates a secure connection between the client and the proxy so that any credentials exchanged will be encrypted. After the exchange of authentication credentials, the secure client-proxy connection is altered so that no further encryption takes place. The client and server then negotiate a secure end-to-end connection through the proxy, with the secure end-to-end connection being encapsulated within the insecure client-proxy connection. In this way, the overhead of creating a separate client-proxy connection for the secure end-to-end connection may be avoided, but the insecure client-proxy connection introduces only minimal overhead because it no longer encrypts any data that it carries. <IMAGE></p>
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