BR112016018486A2 - sistema e método para proteger chaves de conteúdo entregues em arquivos de manifesto - Google Patents
sistema e método para proteger chaves de conteúdo entregues em arquivos de manifestoInfo
- Publication number
- BR112016018486A2 BR112016018486A2 BR112016018486A BR112016018486A BR112016018486A2 BR 112016018486 A2 BR112016018486 A2 BR 112016018486A2 BR 112016018486 A BR112016018486 A BR 112016018486A BR 112016018486 A BR112016018486 A BR 112016018486A BR 112016018486 A2 BR112016018486 A2 BR 112016018486A2
- Authority
- BR
- Brazil
- Prior art keywords
- content keys
- manifest files
- protecting content
- keys delivered
- delivered
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
- H04L9/0822—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using key encryption key
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
- H04L9/0825—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using asymmetric-key encryption or public key infrastructure [PKI], e.g. key signature or public key certificates
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
- H04L9/0897—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage involving additional devices, e.g. trusted platform module [TPM], smartcard or USB
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/60—Digital content management, e.g. content distribution
- H04L2209/603—Digital right managament [DRM]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Storage Device Security (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201461938425P | 2014-02-11 | 2014-02-11 | |
US14/618,598 US11228427B2 (en) | 2014-02-11 | 2015-02-10 | System and method for securing content keys delivered in manifest files |
PCT/IB2015/051028 WO2015121806A2 (en) | 2014-02-11 | 2015-02-11 | System and method for securing content keys delivered in manifest files |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112016018486A2 true BR112016018486A2 (pt) | 2018-07-10 |
BR112016018486A8 BR112016018486A8 (pt) | 2019-10-01 |
Family
ID=53775922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112016018486A BR112016018486A8 (pt) | 2014-02-11 | 2015-02-11 | sistema e método para proteger chaves de conteúdo entregues em arquivos de manifesto |
Country Status (8)
Country | Link |
---|---|
US (1) | US11228427B2 (pt) |
EP (1) | EP3105882B1 (pt) |
CN (1) | CN106464485B (pt) |
BR (1) | BR112016018486A8 (pt) |
CA (1) | CA2939396A1 (pt) |
HU (1) | HUE054769T2 (pt) |
PL (1) | PL3105882T3 (pt) |
WO (1) | WO2015121806A2 (pt) |
Families Citing this family (57)
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US9594927B2 (en) * | 2014-09-10 | 2017-03-14 | Intel Corporation | Providing a trusted execution environment using a processor |
US10084838B2 (en) * | 2014-10-29 | 2018-09-25 | DLVR, Inc. | Generating and using manifest files including content delivery network authentication data |
US10142386B2 (en) | 2014-10-29 | 2018-11-27 | DLVR, Inc. | Determining manifest file data used in adaptive streaming video delivery |
US9509742B2 (en) | 2014-10-29 | 2016-11-29 | DLVR, Inc. | Configuring manifest files referencing infrastructure service providers for adaptive streaming video |
US10205710B2 (en) * | 2015-01-08 | 2019-02-12 | Intertrust Technologies Corporation | Cryptographic systems and methods |
US10255200B2 (en) * | 2015-02-25 | 2019-04-09 | Western Digital Technologies, Inc. | Data storage device and method of operation using multiple security protocols |
US10237722B2 (en) * | 2015-03-11 | 2019-03-19 | Futurewei Technologies, Inc. | System and method for multi-SIM profiles or embedded SIM |
WO2016205733A1 (en) * | 2015-06-19 | 2016-12-22 | Huawei Technologies Co., Ltd. | Template uniform resource locator signing |
US10270591B2 (en) * | 2015-06-30 | 2019-04-23 | Activevideo Networks, Inc. | Remotely managed trusted execution environment for digital-rights management in a distributed network with thin clients |
US9578054B1 (en) | 2015-08-31 | 2017-02-21 | Newman H-R Computer Design, LLC | Hacking-resistant computer design |
US10893313B2 (en) | 2015-09-11 | 2021-01-12 | Active Video Networks, Inc. | Secure bridging of third-party digital rights management to local security |
US9660803B2 (en) * | 2015-09-15 | 2017-05-23 | Global Risk Advisors | Device and method for resonant cryptography |
US9917690B2 (en) * | 2015-10-01 | 2018-03-13 | Time Warner Cable Enterprises Llc | Encryption management, content recording management, and playback management in a network environment |
US10025600B2 (en) * | 2015-10-02 | 2018-07-17 | Google Llc | NAND-based verified boot |
CN106845160B (zh) * | 2015-12-03 | 2018-04-20 | 国家新闻出版广电总局广播科学研究院 | 一种用于智能操作***的数字版权管理(drm)方法和*** |
EP3179690A1 (en) * | 2015-12-11 | 2017-06-14 | Gemalto Sa | Mobile device having trusted execution environment |
US10127399B1 (en) * | 2015-12-29 | 2018-11-13 | EMC IP Holding Company LLC | Secrets as a service |
CN105681882B (zh) * | 2016-01-04 | 2019-04-19 | 华为技术有限公司 | 控制视频输出的方法及其装置、控制电路 |
EP3229398A1 (en) * | 2016-04-08 | 2017-10-11 | Gemalto Sa | A method for updating a long-term key used to protect communications between a network and a remote device |
EP3242488A1 (en) * | 2016-05-04 | 2017-11-08 | Thomson Licensing | Method for decrypting adaptive bit rate streams and corresponding device |
US10389517B2 (en) * | 2016-06-27 | 2019-08-20 | Nxp B.V. | Using secure key storage to bind a white-box implementation to one platform |
US10740466B1 (en) * | 2016-09-29 | 2020-08-11 | Amazon Technologies, Inc. | Securing interfaces of a compute node |
US11295017B2 (en) * | 2017-01-31 | 2022-04-05 | Ford Global Technologies, Llc | Over-the-air updates security |
SG11201706338WA (en) * | 2017-02-20 | 2018-09-27 | Newman H R Computer Design Llc | Hacking-resistant computer design |
US10404674B1 (en) | 2017-02-28 | 2019-09-03 | Amazon Technologies, Inc. | Efficient memory management in multi-tenant virtualized environment |
US10474359B1 (en) | 2017-02-28 | 2019-11-12 | Amazon Technologies, Inc. | Write minimization for de-allocated memory |
US10901627B1 (en) | 2017-02-28 | 2021-01-26 | Amazon Technologies, Inc. | Tracking persistent memory usage |
CN106980793B (zh) * | 2017-04-01 | 2020-05-15 | 北京元心科技有限公司 | 基于TrustZone的通用口令存储及读取方法、装置及终端设备 |
CN106997439B (zh) * | 2017-04-01 | 2020-06-19 | 北京元心科技有限公司 | 基于TrustZone的数据加解密方法、装置及终端设备 |
CN106992851B (zh) * | 2017-04-01 | 2020-04-10 | 北京元心科技有限公司 | 基于TrustZone的数据库文件口令加解密方法、装置及终端设备 |
CN106980794B (zh) * | 2017-04-01 | 2020-03-17 | 北京元心科技有限公司 | 基于TrustZone的文件加解密方法、装置及终端设备 |
US11252454B2 (en) * | 2017-06-28 | 2022-02-15 | Telefonaktiebolaget L M Ericsson (Publ) | System, devices and methods for providing stream privacy in an ABR OTT media network |
WO2019084453A1 (en) * | 2017-10-26 | 2019-05-02 | Jonathan Kendrick | APPARATUS FOR DETECTING A CURRENCY AND PRESENTING ASSOCIATED CONTENT ON A ENTERTAINMENT DEVICE |
GB2568966A (en) * | 2017-12-04 | 2019-06-05 | Wellness Tech And Media Group Ltd | An encryption process |
CN107819579B (zh) * | 2017-12-13 | 2021-08-24 | 西安Tcl软件开发有限公司 | 一种用户请求的处理方法、服务器及计算机可读存储介质 |
CN108260125B (zh) * | 2018-01-19 | 2020-09-18 | 北京工业大学 | 一种基于d2d通信的内容分发应用的密钥分发方法 |
EP3750303B1 (en) * | 2018-02-05 | 2024-04-03 | Telefonaktiebolaget LM Ericsson (publ) | A method, a user equipment and a computer program product for enabling a dynamic adaptive streaming over http, dash, player to fetch media segments from a network |
US11018871B2 (en) * | 2018-03-30 | 2021-05-25 | Intel Corporation | Key protection for computing platform |
US11165758B2 (en) | 2018-04-09 | 2021-11-02 | International Business Machines Corporation | Keystream generation using media data |
US10911227B2 (en) * | 2018-04-12 | 2021-02-02 | Mastercard International Incorporated | Method and system for managing centralized encryption and data format validation for secure real time multi-party data distribution |
CN108768979B (zh) * | 2018-05-17 | 2021-04-16 | 网宿科技股份有限公司 | 企业内网访问的方法、用于企业内网访问的装置及其*** |
US11362824B2 (en) * | 2018-05-25 | 2022-06-14 | Intertrust Technologies Corporation | Content management systems and methods using proxy reencryption |
CN108881205B (zh) * | 2018-06-08 | 2020-11-17 | 西安理工大学 | 一种hls流媒体的安全播放***及播放方法 |
CN108880804B (zh) * | 2018-07-18 | 2020-06-30 | 北京理工大学 | 基于级联计算成像的网络密钥分发方法、装置和*** |
US11113422B2 (en) | 2018-08-03 | 2021-09-07 | Micron Technology, Inc. | Data protection in computer processors |
US10740084B2 (en) * | 2018-08-16 | 2020-08-11 | Intel Corporation | Soc-assisted resilient boot |
US11074198B2 (en) * | 2018-09-18 | 2021-07-27 | Micron Technology, Inc. | Key management in computer processors |
US11444780B2 (en) * | 2019-05-21 | 2022-09-13 | Micron Technology, Inc. | Secure replaceable verification key architecture in a memory sub-system |
US11386187B2 (en) * | 2019-06-18 | 2022-07-12 | Comcast Cable Communications, Llc | Systems and methods for securely processing content |
US11456855B2 (en) * | 2019-10-17 | 2022-09-27 | Arm Limited | Obfuscating data at-transit |
US11436343B2 (en) * | 2019-12-31 | 2022-09-06 | Arm Limited | Device, system, and method of policy enforcement for rich execution environment |
US10715315B1 (en) * | 2020-03-19 | 2020-07-14 | BigFork Technologies, LLC | Secure management of content using a middleware layer between a client and a server |
CN111757176B (zh) * | 2020-06-11 | 2021-11-30 | 青岛海信传媒网络技术有限公司 | 流媒体文件安全播放方法及显示设备 |
CN112243154B (zh) * | 2020-07-15 | 2022-08-05 | 福建新大陆通信科技股份有限公司 | 一种机顶盒安全启动方法、设备及介质 |
US11711555B1 (en) * | 2021-03-31 | 2023-07-25 | Amazon Technologies, Inc. | Protecting media content integrity across untrusted networks |
CN113612746B (zh) * | 2021-07-26 | 2023-05-09 | 中国建设银行股份有限公司 | 基于Android***的敏感信息存储方法及*** |
US12013970B2 (en) | 2022-05-16 | 2024-06-18 | Bank Of America Corporation | System and method for detecting and obfuscating confidential information in task logs |
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US9084031B2 (en) | 2010-12-13 | 2015-07-14 | Microsoft Technology Licensing, Llc | Content license storage |
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JP6010023B2 (ja) * | 2011-04-25 | 2016-10-19 | パナソニック株式会社 | 記録媒体装置及びコントローラ |
CN103503069A (zh) * | 2011-05-16 | 2014-01-08 | 松下电器产业株式会社 | 副本判断设备和副本管理*** |
US8983076B2 (en) * | 2011-12-22 | 2015-03-17 | Adobe Systems Incorporated | Methods and apparatus for key delivery in HTTP live streaming |
US9418209B2 (en) * | 2012-10-02 | 2016-08-16 | Google Technology Holdings LLC | Systems and methods for manipulating sensitive information in a secure mobile environment |
WO2014059047A2 (en) * | 2012-10-10 | 2014-04-17 | Red.Com, Inc. | Video distribution and playback |
EP2929695A1 (en) * | 2012-12-10 | 2015-10-14 | Koninklijke KPN N.V. | Digital rights management for segmented content |
CN104283686A (zh) * | 2014-05-27 | 2015-01-14 | 深圳市天朗时代科技有限公司 | 一种数字版权保护方法及其*** |
-
2015
- 2015-02-10 US US14/618,598 patent/US11228427B2/en active Active
- 2015-02-11 WO PCT/IB2015/051028 patent/WO2015121806A2/en active Application Filing
- 2015-02-11 CA CA2939396A patent/CA2939396A1/en active Pending
- 2015-02-11 BR BR112016018486A patent/BR112016018486A8/pt active Search and Examination
- 2015-02-11 PL PL15712676T patent/PL3105882T3/pl unknown
- 2015-02-11 HU HUE15712676A patent/HUE054769T2/hu unknown
- 2015-02-11 CN CN201580019261.0A patent/CN106464485B/zh active Active
- 2015-02-11 EP EP15712676.4A patent/EP3105882B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3105882A2 (en) | 2016-12-21 |
WO2015121806A3 (en) | 2015-12-03 |
CA2939396A1 (en) | 2015-08-20 |
US20150229471A1 (en) | 2015-08-13 |
BR112016018486A8 (pt) | 2019-10-01 |
HUE054769T2 (hu) | 2021-09-28 |
US11228427B2 (en) | 2022-01-18 |
CN106464485A8 (zh) | 2017-06-30 |
CN106464485A (zh) | 2017-02-22 |
PL3105882T3 (pl) | 2021-10-25 |
EP3105882B1 (en) | 2021-04-07 |
WO2015121806A2 (en) | 2015-08-20 |
CN106464485B (zh) | 2020-03-06 |
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Legal Events
Date | Code | Title | Description |
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B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B11D | Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time |