Patent SG-11201807644T-A (SG)
Title: Enhanced non-access stratum security
Inventor: LEE SOO BUM
IPC: H04W36/00
Filed: 2017-03-27
Abstract: e-1 330 (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 02 November 2017 (02.11.2017) WIP0 I PCT omit Hot 01°1E1H Immo iflo oimIE (10) International Publication Number WO 2017/189139 Al (51) International Patent Classification: H04L 29/06 (2006.01) HO4W 76/02 (2009.01) H04W 12/10 (2009.01) H04V1 7 8/24 (2009.01) H04W 36/00 (2009.01) H04V1 7 12/02 (2009.01) (21) International Application Number: PCT/US2017/024260 (22) International Filing Date: 27 March 2017 (27.03.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/328,430 27 April 2016 (27.04.2016) US 15/286,002 05 October 2016 (05.10.2016) US (71) Applicant: QUALCOMM INCORPORATED [US/US]; ATTN: International IP Administration, 5775 Morehouse Drive, San Diego, California 92121-1714 (US). (72) Inventors: LEE, Soo Bum; 5775 Morehouse Dri- ve, San Diego, California 92121-1714 (US). PALANI- GOUNDER, Anand; 5775 Morehouse Drive, San Diego, California 92121-1714 (US). ESCOTT, Adrian Edward; 5775 Morehouse Drive, San Diego, California 92121-1714 (US). (74) Agent: ANDERSON, Thomas D.; Holland & Hart LLP, P.O. Box 11583, Salt Lake City, Utah 84147 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). (54) Title: ENHANCED NON-ACCESS STRATUM SECURITY 105-o-1 RegMlatim Request 305 Forwanded Regintalion I ncs . t Mmsaar 310 (57) : A user equipment (UE) may be configured to transmit a reg- istration message to a network to establish a secure connection for non-access stratum (NAS) messages between the network and a UE, the secure connec- tion based at least in part on a UE identifier and security capabilities of the UE included in the registration message. The UE may then exchange NAS messages with the network over the secure connection. The UE may also establish, in response to the registration message, an authentication protocol with the network and encrypt subsequent NAS messages based in part on the authentication protocol. Authentication andlCey Agreement 315 NAS Scmaity Made Command 32 ▪ 0 AS SMC — — — — - - - 335. Attach Request Attach Sec nest • AS SMC 335-b &mum Currenumcalmns 34 ▪ 0 FIG. 3A 300 325 W O 20 17 / 189 139 Al [Continued on next page] WO 2017/189139 Al MIDEDIM01101 DIDIRMEMOMME1H11111111111111111110111111111111 Declarations under Rule 4.17: as to applicant's entitlement to apply for and be granted a patent (Rule 4.17(H)) as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17(iii)) Published: — with international search report (Art. 21(3))