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:
Sep. 23, 2014
Filed:
May. 26, 2011
Vijayarangan Natarajan, Chennai, IN;
Vijayarangan Natarajan, Chennai, IN;
Tata Consultancy Services Limited, Mumbai, IN;
Abstract
The present application provides a system and method for a set of Extensible Authentication Protocols (EAPs) based on ECC (Elliptic Curve Cryptography) and SKE (Symmetric Key Encryption) mechanisms (with a suitable permutation) that can serve Confidentiality, Authentication, Authorization and Accounting (CAAA) issues at an affordable cost. According to one embodiment, a method and system of ECC and SKE based EAPs (through a permutation technique) which can avoid replay attacks. The application also provides a light weight security with better performance in comparison to the lower layer chip level security provided by 2G, 3G or 4G Applications and no certificates exchanged during the communication.