Enhancements to enable fast security setup

US9237448B2 · kind B2 · utility

Assignee

• InterDigital Patent Holdings, Inc. · FR

Inventors

• Vinod Kumar Choyi · Norristown, US
• Yogendra C. Shah · Exton, US
• Dolores F. Howry · Malvern, US
• Alpaslan Demir · Commack, US
• Amith V. Chincholi · Sunnyvale, US
• Sanjay Goyal · Roseville, US
• Yousif Targali · Sammamish, US

Key dates

• Filing date: Aug 15, 2013
• Grant date: Jan 12, 2016
• Expiry date: Jan 19, 2034

Classification

• Technology area (CPC H): Electricity
• CPC primary: H04W88/06
• WIPO field: Digital communication
• WIPO sector: Electrical engineering

Abstract

WTRUs, ARSs, APs, WLG/AAA proxies, networks, and methods thereon are disclosed for fast security setup on a multi-RAT WTRU. Methods of sharing security associations between RATs on a multi-RAT WTRU are disclosed. Methods of caching security associations are disclosed. Methods are disclosed for alerting an ANDSF server of an AP that should be considered for association. Enhancements to advertisements from an AP are disclosed where the advertisements may include SSID with a FQDN, a HESSID type information, or TAI type information. Methods of resolving AP identities to a reachable address are disclosed. An address resolution protocol is disclosed for resolving AP identities. ARSs are disclosed that may resolve a BSSID to a network routable address. Protocols for carrying AP identities and security parameters are disclosed. Methods are disclosed of using ANDSF to provide the WTRU with security information and parameters of an AP. An RSN may indicate security capabilities.