CPC H04W 12/037 (2021.01) [H04W 12/106 (2021.01); H04W 76/19 (2018.02); H04W 76/27 (2018.02); H04W 76/28 (2018.02); H04W 76/38 (2018.02); H04W 80/08 (2013.01)] | 19 Claims |
1. A method, in a wireless device operating in a wireless network, for providing security of messages, the method comprising:
generating one or more security keys for encryption and/or integrity protection of signaling and/or data, using one or more security parameters received by the wireless device while in a Radio Resource Control (RRC) inactive state;
sending, while in the RRC inactive state, a message requesting resumption of an RRC connected state;
starting a timer according to a predetermined value, upon sending the message; and
while said timer is running, attempting decryption and/or integrity check handling for all packets received from the wireless network, using the generated one or more security keys.
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