The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 09, 2019
Filed:
Aug. 16, 2017
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Bai Chen Deng, Beijing, CN;
Qiang B J Han, Beijing, CN;
Qiang Li, Beijing, CN;
Yan Yan S Su, Beijing, CN;
Yue H Wang, Beijing, CN;
Chuan Jie Zheng, Beijing, CN;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/36 (2013.01); H04L 29/06 (2006.01); G06F 3/0488 (2013.01);
U.S. Cl.
CPC ...
G06F 21/36 (2013.01); H04L 63/06 (2013.01); G06F 3/04886 (2013.01); G06F 2221/2133 (2013.01);
Abstract
Embodiments of the present disclosure relate to a CAPTCHA generation method. According to the method, a request for accessing a resource is received from a handheld touch screen device. A default virtual keyboard type is received from the handheld touch screen device. In response to the request, a CAPTCHA is generated based on the default virtual keyboard type. The CAPTCHA is sent to the handheld touch screen device.