Abstract

Wireless networks employ many forms of single and multiple authentication techniques (many of which may be combined) to support both different types of devices and strong authentication methods. However, there are times when such strong methods may not be used (when, for example, devices such as Internet of things (IoT) devices, voice over Internet Protocol (VoIP) phones, etc. do not allow user input or the installation of a certificate) and a weaker method (such as a Wi-Fi Protected Access Pre-Shared Key (WPA-PSK)) may be selected. In such cases, Multi-factor authentication (MFA), leveraging out-of-band (OOB) communication, could be employed to increase the authentication security level. Accordingly, techniques are presented herein that support a new method for wireless client authentication – which may be referred to herein as WPA-PSK + OOB authentication – that combines the easy configuration that is provided by a WPA-PSK with the strong authentication that is provided by an MFA infrastructure.

Creative Commons License

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.

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