Method and apparatus for mutual authentication at handoff in a mobile wireless communication network
First Claim
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1. A method for mutual authentication in a mobile wireless communication network comprising the steps of:
- verifying a second access point by a mobile node based on a first mutual authentication between said mobile node and a first access point; and
verifying said mobile node by said second access point based on said first mutual authentication, whereby said mobile node and said second access point perform a second mutual authentication.
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Abstract
A method for mutual authentication in a mobile wireless communication network (100) that includes the steps of: verifying a second authenticating device (20) by a mobile node (30) based on a first authentication between the mobile node and a first authenticating device (10); and verifying the mobile node by the second authenticating device based on the first authentication, whereby the mobile node and the second authenticating device perform a second authentication.
13 Citations
18 Claims
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1. A method for mutual authentication in a mobile wireless communication network comprising the steps of:
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verifying a second access point by a mobile node based on a first mutual authentication between said mobile node and a first access point; and verifying said mobile node by said second access point based on said first mutual authentication, whereby said mobile node and said second access point perform a second mutual authentication. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A method for authentication in a mobile wireless communication network comprising the steps of:
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sending a first message to a first access point via a second access point, said first message based on a first mutual authentication between a mobile node and said first access point; and receiving a second message from said first access point via said second access point, said second message being based on said first mutual authentication, wherein said second message is used to verify said second access point by the mobile node.
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17. A method for authentication in a mobile wireless communication network comprising the steps of:
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sending a first message to a first access point; receiving a second message from said first access point, said second message being based on a first mutual authentication between said first access point and a mobile node; forwarding said second message to said mobile node; and receiving a third message from said mobile node, wherein said third message is used to verify said mobile node by second access point.
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18. Apparatus for mutual authentication in a mobile wireless communication network comprising:
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means for verifying a second access point by a mobile node based on a first mutual authentication between said mobile node and a first access point; and means for verifying said mobile node by said second access point based on said first mutual authentication, whereby said mobile node and said second access point perform a second mutual authentication.
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Specification