Classifications

• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F15/00—Digital computers in general; Data processing equipment in general
  • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L63/00—Network architectures or network communication protocols for network security
  • H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
  • H04L63/0209—Architectural arrangements, e.g. perimeter networks or demilitarized zones
  • H04L63/0218—Distributed architectures, e.g. distributed firewalls
• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F15/00—Digital computers in general; Data processing equipment in general
• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
  • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L63/00—Network architectures or network communication protocols for network security
  • H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M3/00—Automatic or semi-automatic exchanges
  • H04M3/42—Systems providing special services or facilities to subscribers
  • H04M3/487—Arrangements for providing information services, e.g. recorded voice services or time announcements
  • H04M3/493—Interactive information services, e.g. directory enquiries ; Arrangements therefor, e.g. interactive voice response [IVR] systems or voice portals
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
  • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
  • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
  • H04N21/2541—Rights Management
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
  • H04N21/41—Structure of client; Structure of client peripherals
  • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
  • H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
  • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
  • H04N21/462—Content or additional data management e.g. creating a master electronic programme guide from data received from the Internet and a Head-end or controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
  • H04N21/4627—Rights management associated to the content
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
  • H04N21/61—Network physical structure; Signal processing
  • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
  • H04N21/6125—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via Internet
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
  • H04N21/61—Network physical structure; Signal processing
  • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
  • H04N21/6131—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a mobile phone network
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
  • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
  • H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
  • H04N21/64707—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless for transferring content from a first network to a second network, e.g. between IP and wireless
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
  • H04N21/65—Transmission of management data between client and server
  • H04N21/658—Transmission by the client directed to the server
  • H04N21/6582—Data stored in the client, e.g. viewing habits, hardware capabilities, credit card number
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
  • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
  • H04N21/835—Generation of protective data, e.g. certificates
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
  • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
  • H04N21/835—Generation of protective data, e.g. certificates
  • H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
  • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
  • H04N21/835—Generation of protective data, e.g. certificates
  • H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
  • H04N21/83555—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed using a structured language for describing usage rules of the content, e.g. REL

Definitions

• the present invention relates to a method and a system for accessing information associated with user rights.
• Information such as multimedia, audio, video, text, software or other data is frequently associated with user rights in order to protect and control the use of this information.
• these rights can consist of rights to read, render, copy, transfer and exchange, adaptation, management, configuration or others.
• Access to and interpretation of the rights associated with information conditions access to this information.
• a consultation station must include recovery means adapted to recognize the rights of use in order to be able to access the information associated with it and use it according to the content of the rights.
• the rights of use can be expressed in different languages of expression of rights (in English: REL, Rights Expression Language), such as for example the language known as XrML (in English: extensible Rights Markup Language) or still the language known as ODRL (in English: Open Digital Rights Language).
• Each language of expression of rights comprises for example a structure defined by a semantics in which the terms of a proper dictionary are integrated making it possible to recognize and to interpret the rights in terms of permissions of use of information.
• the aim of the present invention is to remedy this problem by defining a method and a system for accessing information associated with rights of use.
• the subject of the invention is therefore a system for accessing information associated with rights of use of this information, expressed in a determined language of expression of rights, on at least one consultation station comprising means for recovering rights of use adapted to recognize rights of use expressed in one or more different languages in order to access said information, characterized in that it comprises a unit for adaptation of rights of use associated with means for determining said specific language in which said rights of use associated with said information are expressed, with means for determining the language or languages for expression of rights of use recognized by said means for retrieving said consultation station, and with means for conversion of usage rights to convert the usage rights associated with said information when expressed in ns a language which is not recognized by said means for retrieving said consultation station, between said determined language in which the rights of use associated with the information are expressed and another language selected from among the language (s) recognized by said means for recovering the consultation post.
• said means for determining the language or languages for the expression of rights recognized by said means for recovering said consultation station include an adaptation server comprising means for remote interrogation of these means of recovery;
• Said means for determining the language or languages for the expression of rights recognized by said means for recovering said consultation station include means for declaring to said adaptation unit the language or languages recognized by said means for recovering;
• said information and said associated rights of use are stored on the same information server connected to said at least one consultancy station tion and to said adaptation unit through an information transfer network;
• said information is stored on an information server and said usage rights associated with the information are stored on a rights management server, the information server, the rights management server, said at least one workstation consultation and said adaptation unit being connected through an information transfer network, and said information comprising location information of said rights management server to allow said at least one consultation station to interrogate said server rights management in order to receive the rights associated with said information;
• It comprises a plurality of consultation stations connected to said information server through said information transfer network by a plurality of network nodes and in that it comprises a plurality of adaptation units integrated in each of nodes directly connected to said consultation stations;
• Said at least one consultation station is connected at least to said adaptation unit through a mobile telecommunication network and an information transfer network, which networks are connected by a gateway comprising conversion means information adapted to convert information between said mobile telecommunications network and said information transfer network;
• - Said consultation station is mobile and in that said retrieval means are adapted to recognize a language of expression of rights called DRMREL; - said rights associated with said information to be transmitted, are expressed in a rights expression language called MPEG-21 REL.
• the subject of the invention is also a method of accessing information associated with rights to use this information, expressed in a determined language of expression of rights, on at least one consultation station comprising means for retrieving user rights adapted to recognize user rights expressed in one or more different languages in order to access said information, characterized in that it comprises:
• - Fig.1 shows a block diagram of a first embodiment of the invention
• - Fig.2 shows a block diagram of a second embodiment of the invention
• FIG. 3 shows a block diagram of a third embodiment of the invention.
• the system described with reference to FIG. 1 includes an information server 2 and a consultation station 4 linked together through an information transfer network 6 such as the Internet network or any other transfer network information.
• an information transfer network 6 such as the Internet network or any other transfer network information.
• the information server 2 is linked to a database 8 containing information 10 associated with user rights 12.
• the database 8 includes a plurality of information such as the information 10, all or in part associated with rights of use such as the rights of use 12.
• the rights of use 12 are expressed in a specific language, such as for example the language of expression of rights defined in the standard MPEG-21 REL (in English: “Rights Expression Language”).
• the different rights to use the different information contained in the database 8 can be expressed in various languages.
• the consultation station 4 includes recovery means 14 adapted to recognize one or more languages for expressing rights of use.
• the consultation station 4 is a mobile terminal adapted to recognize a language for expressing user rights known as DRMREL (In English: “Digital Rights Management Rights Expression Language") as defined by the OMA forum (in English : “Open Mobile Alliance”).
• DRMREL Digital Rights Management Rights Expression Language
• OMA forum in English : “Open Mobile Alliance”
• the system further comprises a user rights adaptation unit formed, in the example described, of an adaptation server 16 connected to the information transfer network 6.
• the server 16 includes means 18 for determining the language for expressing the rights 12 associated with the information 10.
• these means 18 comprise a module for transmitting / receiving information and user rights to and from network 6 and a module for analyzing the format of expression of rights.
• the server 16 also includes means 20 for interrogating a remote consultation station to determine the language or languages for the expression of usage rights recognized by the consultation station 4, these means 20 forming means for determining the or languages recognized by the consultation station 4.
• the server 16 finally comprises means 22 for converting user rights between different languages.
• the means 22 for converting usage rights are adapted to analyze the rights expressed in a specific language and extract the terms used corresponding to the dictionary associated with this language as well as the links and assertions between these terms.
• the terms as well as the assertions are then each converted in order to form a structure corresponding to the expression of the same rights in the language selected for the conversion.
• the means 18, 20 and 22 can be produced in the form of independent software or correspond to functions integrated in other computer applications.
• the consultation terminal 4 sends a request to consult the information 10 intended for the information server 2.
• the information server 2 transmits the information 10 as well as their rights of use 12 to the adaptation server 16 during a step 32.
• the information 10 as well as the data 12 are received by the transmission / reception module of the means 18. These then determine the language in which the rights 12 are expressed using the analysis module.
• the interrogation means 20 interrogate the remote consultation station 4 in order to receive in return during a step 36, the list of rights expression languages that the recovery means 14 of the consultation post 4 recognize.
• the list of recognized languages is transmitted in the form of a so-called “XML” type file, in which data is structured in a tree structure in order to form a list of languages and to define for each of these languages, a identifier, an indicator of recognition by station 4, an order of priority, and any other necessary information.
• XML XML type file
• a plurality of dictionaries can be associated with the same language, recognition by the station 4 requiring the recognition of language as well as of the dictionary.
• the adaptation server 16 compares the determined language in which the rights of use 12 associated with the information 10 to be transmitted are expressed and the languages recognized by the recovery means 14 of. consultation station 4. In the case where the determined language is recognized by the station 4, the information 10 with the rights of use 12 is directly transmitted by the server 16 to the station 4.
• the usage rights 12 are converted by the conversion means 22 during a step 38 in order to express them in one of the languages recognized by the recovery means 14 of the consultation station 4 and to issue rights converted 40.
• the language in which the conversion is carried out is selected by cross-checking the list of languages recognized by the station 4 and the capacities of the conversion means 22. In the case where priority information is allocated to the different languages recognized by the station 4, this information is also used to allow the selection of a language among those recognized by the station 4 and usable by the conversion means 22.
• the language selected for carrying out the conversion is, for example, the language of highest priority among those -this.
• the consultation station 4 thus receives the information 10 with the rights of use 40 which are expressed in a language recognized by its retrieval means 14 in order to allow access to the information 10 according to the nature of these rights.
• the system of this second embodiment includes, as in the previous embodiment, the information server 2 connected to the database 8 comprising only the information 10.
• the system also includes the consultation station 4 comprising the recovery means 14 and the user rights adaptation server 16 comprising the language determination means 18 of expression of rights, the means of interrogation 20 and the means of conversion 22.
• the system also includes a user rights management server, or rights license server, designated by the reference numeral 50.
• This server 50 is connected to a database 52 comprising rights of use and in particular rights of use 12 associated with the information 10 and expressed in a determined language.
• the operating method of this system begins with a step 53 for requesting information 10, sent by the consultation station 4 to the information server 2 and similar to the step 30 described above.
• the server 2 sends the information 10 directly to the station 4 during a step 54.
• the information 10 received by the consultation station 4 is not accessible as it is and includes a pointer or a link indicating the location of the license server 50 managing the rights of use 12 of this information 10.
• the consultation station 4 interrogates the license server 50 in order to obtain the rights of use 12 relating to the information 10.
• the license server 50 transmits during a step 56, these rights of use 12 to the adaptation server 16 which receives them by means 18.
• the means 18 determine the language in which the rights 12 are expressed, then the means 20 interrogate the consultation station 4 during a step 57 in order to receive in return during a step 58, the list of languages recognized by the recovery means 14 of the consultation station 4.
• the means 22 convert, during a step 59 similar to the step 38 described with reference to FIG. 1, the usage rights 12 expressed in the determined language into usage rights 40 expressed in another language selected from the languages recognized by the recovery means 14.
• the server 16 sends to the consultation station 4, the usage rights 40 converted and expressed in a language recognized by the recovery means 14.
• the station 4 can thus access the information 20 and use it according to the associated rights 12.
• FIG. 3 a third embodiment of a system and method according to the invention will be described.
• the information server 2 associated with the database 8 comprising the information to be transmitted 10 as well as the rights 12 which are associated with them, connected through the internet network 6 to the adaptation unit formed of the server 16 which includes only the means .18 for determining the language for expressing the rights 12 associated with the information 10 and the conversion means 22.
• the receiver station 4 is formed by a mobile telephone connected to a mobile telecommunications network 70 such as the GSM, GPRS, UMTS or other network and comprising conventional means 72 of communication on the Internet 6 through the mobile telecommunication network 70 and the means 14 for recovering rights as described above.
• a mobile telecommunications network 70 such as the GSM, GPRS, UMTS or other network
• conventional means 72 of communication on the Internet 6 through the mobile telecommunication network 70 and the means 14 for recovering rights as described above.
• the system comprises a communication gateway 74 conventionally comprising means 76 for converting and transmitting information between the mobile telecommunication networks 70 and the Internet 6.
• the gateway 74 also includes means 78 for declaring the language or languages recognized by the means 14 for retrieving the consultation station 4.
• the consultation station issues a request when a step 80, via the means 72, for example in the form of a mobile Internet request according to the so-called WAP protocol (in English: “Wireless Application Protocol").
• This request is received by the gateway 74 and the means 76 convert the information contained in this request in order to issue a request to the information server 2 through the Internet 6 during a step 82.
• the means 78 directly declare the list of languages recognized by the recovery means 14 to the adaptation server 16 during of a step 84.
• this list is determined by knowing the capacities of the mobile terminals connected to the mobile telecommunications network 70.
• the declaration means 78 are adapted to identify the consultation station 4 and can access a database listing the capacities for recovering user rights languages for a plurality of different consultation stations.
• the declaration means 78 therefore form means for determining the language or languages recognized by the means 14 for retrieving the consultation station 4.
• the information server 2 transmits to the adaptation server 16 the information 10 as well as the associated rights 12 during a step 86.
• the means 22 convert the rights 12 between the determined language in which they are expressed and a language for expressing rights selected from those recognized by the consultation station 4 during a step 87.
• the server 16 then transmits, during a step 88, the information
• the means 76 transform this information in order to retransmit it to . consultation station 4 through the telecommunications network 70 during a step 90, to allow this station to access this information.
• the adaptation server 16 can be connected to the mobile telecommunication network 70 rather than to the internet network 6. In this case, the exchanges between the consultation station 4 and the adaptation server 16 take place directly while the exchanges between the adaptation server 16 and the information server 2 are done through the gateway 74.
• the systems as described can each manage a plurality of consultation stations of the same or different nature.
• the information and its associated rights are transmitted by an information transmission server directly to a plurality of consultation stations.
• the information and its associated rights are transmitted between a plurality of nodes of the network such as routers, gateways, servers and others and are duplicated by each last node in order to send an individual copy of the information as well as their rights associated with each consultation station.
• Such a mode of operation is known as direct mail or in English: "multicast”.
• the system of the invention can also be implemented in the case of transmission of files between user stations (in English: “peer to peer”).
• the functions of information server, adaptation unit and receiver station are all performed by user terminals, such as personal computers.
• the information and the associated rights are stored on a consultation station which directly addresses to the adaptation unit a request for conversion of the rights in the case where it is not suitable for recognizing them.
• declaration means similar to those described with reference to FIG. 3, can be integrated directly into the consultation station and the list of recognized languages can be transmitted with the request for transmission of information.
• the elements forming the unit for adapting the rights of use can be distributed differently between the entities of the system.
• the adaptation unit can be integrated in the information scent or in a gateway or a network node such as those described with reference to FIG. 3.
• the elements forming the adaptation unit can be distributed between different entities of the system.
• the conversion means are integrated into another server and controlled remotely.
• the rights are only transmitted to the conversion means, the means of determining the expression language used being adapted to be implemented remotely.

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• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Multimedia (AREA)
• Computer Security & Cryptography (AREA)
• General Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Computer Hardware Design (AREA)
• Theoretical Computer Science (AREA)
• Databases & Information Systems (AREA)
• Software Systems (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Computing Systems (AREA)
• Technology Law (AREA)
• Storage Device Security (AREA)
• Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
• Information Transfer Between Computers (AREA)

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• 2002
  • 2002-11-29 FR FR0215084A patent/FR2848054A1/fr active Pending
• 2003
  • 2003-10-29 EP EP03767860A patent/EP1565799A1/de not_active Withdrawn
  • 2003-10-29 CN CNB2003801043907A patent/CN100359426C/zh not_active Expired - Fee Related
  • 2003-10-29 KR KR1020057009779A patent/KR20050084056A/ko not_active Ceased
  • 2003-10-29 BR BR0315945-0A patent/BR0315945A/pt not_active IP Right Cessation
  • 2003-10-29 US US10/536,994 patent/US20060101010A1/en not_active Abandoned
  • 2003-10-29 JP JP2004556393A patent/JP2006508457A/ja active Pending
  • 2003-10-29 WO PCT/FR2003/003229 patent/WO2004051439A1/fr not_active Ceased
  • 2003-10-29 AU AU2003292294A patent/AU2003292294A1/en not_active Abandoned
• 2005
  • 2005-05-23 ZA ZA200504148A patent/ZA200504148B/xx unknown

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