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Seamless roaming for clients between access points with WPA-2 encryption

  • US 10,341,908 B1
  • Filed: 03/01/2018
  • Issued: 07/02/2019
  • Est. Priority Date: 03/01/2018
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • storing, at a first access point of a plurality of access points, an encryption key for encrypted communication with a client device;

    using the encryption key to perform encrypted communication between the first access point and the client device;

    generating, at each particular access point of the plurality of access points, a particular connection score of a plurality of connection scores wherein each particular connection score is generated by the particular access point based on connection criteria and wherein the connection criteria is data that describes performance of the particular access point or communication between the particular access point and the client device;

    receiving, at the first access point, the plurality of connection scores from the plurality of access points,determining, at the first access point, that a connection score associated with a second access point of the plurality of access points exceeds the connection score associated with the first access point; and

    in response to determining that the connection score associated with the second access point of the plurality of access points exceeds the connection score associated with the first access point;

    halting encrypted communication between the first access point and the client device;

    sending the encryption key from the first access point to the second access point; and

    using the encryption key to perform encrypted communication between the second access point and the client device, wherein the method is performed using one or more processors.

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