EARLY IMS SECURITY
First Claim
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1. A method of registering a terminal on a telecommunications network, comprising the steps of:
- deriving a plurality of Private User Identities from an International Mobile Subscriber Identity of the terminal; and
,registering some or all of the plurality of Private User Identities with the network.
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Abstract
A method for providing Early IMS Security in a network. In registering a terminal on a telecommunications network, a plurality of private user identities (IMPIs) are derived from the IMSI of the terminal. Some or all of these IMPIs are registered with the network. Each IMPI has its own IRS containing its own IMPUs, enabling different identities of the user to be registered with the network.
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Citations
13 Claims
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1. A method of registering a terminal on a telecommunications network, comprising the steps of:
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deriving a plurality of Private User Identities from an International Mobile Subscriber Identity of the terminal; and
,registering some or all of the plurality of Private User Identities with the network. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A terminal for attachment to a network, comprising:
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processing means configured to derive a plurality of Private User Identities from an International Mobile Subscriber Identity of the terminal; and
,communication means for registering some or all of the plurality of Private User Identities with the network. - View Dependent Claims (12, 13)
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Specification