TW200518543A - Apparatus and method for a secure broadcast system - Google Patents
Apparatus and method for a secure broadcast systemInfo
- Publication number
- TW200518543A TW200518543A TW093120527A TW93120527A TW200518543A TW 200518543 A TW200518543 A TW 200518543A TW 093120527 A TW093120527 A TW 093120527A TW 93120527 A TW93120527 A TW 93120527A TW 200518543 A TW200518543 A TW 200518543A
- Authority
- TW
- Taiwan
- Prior art keywords
- broadcast system
- challenges
- generating
- secure broadcast
- access
- Prior art date
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
Apparatus and method for provisioning an access key used for a controlled access broadcast service is disclosed. In one aspect, a method for secure processing in a device that securely stores a secret key comprises receiving a plurality of challenges from a network, generating a plurality of ciphering keys based on the secret key and the plurality of challenges, and generating an access key based on the plurality of ciphering keys.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48579103P | 2003-07-08 | 2003-07-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200518543A true TW200518543A (en) | 2005-06-01 |
TWI386004B TWI386004B (en) | 2013-02-11 |
Family
ID=37064683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW93120527A TWI386004B (en) | 2003-07-08 | 2004-07-08 | Apparatus and method for a secure broadcast system |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN1846395A (en) |
TW (1) | TWI386004B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8495363B2 (en) * | 2009-04-03 | 2013-07-23 | Qualcomm Incorporated | Securing messages associated with a multicast communication session within a wireless communications system |
CN105228157B (en) * | 2015-09-16 | 2019-05-17 | 华东师范大学 | A kind of wireless sensor network security light weight reprogramming method |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5991407A (en) * | 1995-10-17 | 1999-11-23 | Nokia Telecommunications Oy | Subscriber authentication in a mobile communications system |
US6097817A (en) * | 1997-12-10 | 2000-08-01 | Omnipoint Corporation | Encryption and decryption in communication system with wireless trunk |
US6098878A (en) * | 1998-04-30 | 2000-08-08 | Ericsson Inc. | Tariff management apparatus and method for communications terminals using smart cards |
US6633979B1 (en) * | 1999-06-25 | 2003-10-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and arrangements for secure linking of entity authentication and ciphering key generation |
EP1075123A1 (en) * | 1999-08-06 | 2001-02-07 | Lucent Technologies Inc. | Dynamic home agent system for wireless communication systems |
US20020091931A1 (en) * | 2001-01-05 | 2002-07-11 | Quick Roy Franklin | Local authentication in a communication system |
US8121296B2 (en) * | 2001-03-28 | 2012-02-21 | Qualcomm Incorporated | Method and apparatus for security in a data processing system |
US7203837B2 (en) * | 2001-04-12 | 2007-04-10 | Microsoft Corporation | Methods and systems for unilateral authentication of messages |
-
2004
- 2004-07-08 TW TW93120527A patent/TWI386004B/en not_active IP Right Cessation
- 2004-07-08 CN CN 200480025662 patent/CN1846395A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
CN1846395A (en) | 2006-10-11 |
TWI386004B (en) | 2013-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |