Patent ID: 9306943
Filing Date: 2016-04-05
CPC Classification: H04L,H04W

Claim Text:
1. A method of controlling access to a protected resource, the method comprising: providing, by a SOHO (small office/home office) device connected to a private network and to a public network, a tokencode prompt to a user device roaming on the public network, the tokencode prompt requesting a tokencode from an electronic token possessed by a user of the user device, the SOHO device including a database containing a set of token seeds from which expected one-time use passcodes (OTPs) are derived; receiving, by the SOHO device from the user device, a current tokencode from the electronic token possessed by the user; and performing, by the SOHO device, an authentication operation based on the current tokencode, a result of the authentication operation (i) permitting the user to access the protected resource when the authentication operation determines that the user is legitimate and (ii) denying the user access to the protected resource when the authentication operation determines that the user is not legitimate; wherein the SOHO device is a network firewall unit having (i) network ports and (ii) a controller which performs network firewall operations to control network traffic between the network ports; and wherein performing the authentication operation includes: and wherein the method further comprises: