AUTHENTICATION METHOD AND WIRELESS CONNECTION DEVICE
First Claim
1. A method of authenticating a client device, the method comprising the steps of:
- (a) sending, by a wireless connection device, information to the client device indicating an image group to be displayed by the client device, wherein the image group includes a plurality of images each assigned to a respective one of a plurality of characters;
(b) obtaining, by the wireless connection device from the client device, a plurality of images selected from the image group displayed by the client device and a specified order of the plurality of selected images;
(c) creating, by the wireless connection device, a set of characters based on the plurality of selected images, the specified order of the plurality of selected images, and the characters assigned to each of the plurality of selected images; and
(d) authenticating, by the wireless connection device, the client device based on a determination of whether the created set of characters matches information of a permission candidate stored in advance by the wireless connection device.
1 Assignment
0 Petitions
Accused Products
Abstract
A method of authenticating a client device, the method including: (a) sending information to a client device indicating an image group to be displayed by the client device, wherein the image group includes a plurality of images each assigned to a respective one of a plurality of characters; (b) obtaining, from the client device, a plurality of images selected from the image group displayed by the client device and a specified order of the plurality of selected images; (c) creating a set of characters based on the plurality of selected images, the specified order of the plurality of selected images, and the characters assigned to each of the plurality of selected images; and (d) authenticating the client device based on a determination of whether the created set of characters matches information of a permission candidate stored in advance by the wireless connection device.
33 Citations
32 Claims
-
1. A method of authenticating a client device, the method comprising the steps of:
-
(a) sending, by a wireless connection device, information to the client device indicating an image group to be displayed by the client device, wherein the image group includes a plurality of images each assigned to a respective one of a plurality of characters; (b) obtaining, by the wireless connection device from the client device, a plurality of images selected from the image group displayed by the client device and a specified order of the plurality of selected images; (c) creating, by the wireless connection device, a set of characters based on the plurality of selected images, the specified order of the plurality of selected images, and the characters assigned to each of the plurality of selected images; and (d) authenticating, by the wireless connection device, the client device based on a determination of whether the created set of characters matches information of a permission candidate stored in advance by the wireless connection device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
-
-
9. A wireless connection device, the wireless connection device comprising:
circuitry configured to; send specific information to a client device indicating an image group to be displayed by the client device, wherein the image group includes a plurality of images each assigned to a respective one of a plurality of characters; obtain a plurality of images selected out of the image group displayed by the client device and a specified order of the plurality of selected images; create a set of characters based on the plurality of selected images, the specified order of the plurality of selected images, and the characters assigned to each of the plurality of selected images; and authenticate the client device based on a determination of whether the created set of characters matches information of a permission candidate stored in advance by the wireless connection device. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
-
17. A method of authenticating a client device, the method comprising the steps of:
-
(a) creating, by a wireless connection device, a plurality of image sets and assigning an identifier to each of the plurality of image sets, wherein each image set includes a predetermined number of images, and one character is assigned in advance to each of the predetermined number of images; (b) sending, by the wireless connection device, information to the client device instructing the client device to display the plurality of image sets; (c) obtaining, by the wireless connection device from the client device, the identifier assigned to one image set selected from the plurality of image sets displayed by the client device; (d) specifying, by the wireless connection device, the one selected image set by the identifier received from the client device, and creating a set of characters based on the characters assigned in advance to each of the predetermined number of images; and (e) authenticating, by the wireless connection device, the client device based on a determination of whether the created set of characters matches information of a permission candidate stored in advance by the wireless connection device. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24)
-
-
25. A wireless connection device, the wireless connection device comprising:
circuitry configured to; create a plurality of image sets and assign an identifier to each of the plurality of image sets, wherein each image set includes a predetermined number of images, and one character is assigned in advance to each of the predetermined number of images; send specific information to the client device, instructing the client device to display the plurality of image sets; obtain, from the client device, the identifier assigned to one image set selected from the plurality of image sets displayed by the client device; specify the one selected image set by the obtained identifier and create a set of characters based on the characters assigned in advance to each of the predetermined number of images; and authenticate the client device, based on a determination of whether the created set of characters matches information of a permission candidate stored in advance by the wireless connection device. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32)
Specification