| CPC H04W 8/18 (2013.01) [H04W 12/033 (2021.01); H04W 12/35 (2021.01)] | 20 Claims | 

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               1. A method performed by a set of one or more servers, the method comprising: 
            receiving, from a first user equipment (UE) to be activated with a cellular carrier for a user, and at the set of one or more servers, information identifying a second UE of the user and authentication information for authenticating the user with the cellular carrier; 
                authenticating the user using the authentication information; 
                transmitting a password to the second UE at least partly in response to authenticating the user; 
                receiving, from the first UE and at the set of one or more servers, the password; 
                validating the password received from the first UE; and 
                initiating a transfer of an embedded subscriber identity module (eSIM) subscription, from the second UE to the first UE, at least partly in response to validating the password. 
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