METHOD, DEVICE, AND SYSTEM FOR SCG SECURITY IN WIRELESS NETWORKS
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United States of America
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Issued Date -
Apr 10, 2025
app pub date -
Dec 16, 2024
filing date -
Dec 16, 2024
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Abstract
This disclosure relates generally to a method, device, and system for ensuring security related to SCG and/or SN in a wireless network. One method performed by a wireless device is disclosed. The method may include: selecting a target PScell; the target PScell being associated with a target SN; determining whether the SW counter needs to be updated; in determination that the SW counter needs to be updated: incrementing the SW counter by a predefined value; and updating the security key based on the incremented SW counter and the base key; and transmitting, to a master node or the target SN, a first message requesting switching from a current PScell to the target PScell, the first message comprises at least one of: an indicator indicating that an update of the security key in the target SN is needed; or a value of the incremented SW counter.
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