Patent application number | Description | Published |
20120066513 | METHOD AND APPARATUS FOR AUTHENTICATING A NON-VOLATILE MEMORY DEVICE - A method and an apparatus for authenticating a non-volatile memory device are provided. The method includes sending, to the memory device, a request for an Enhanced Media Identification (EMID) for identifying the memory device, by an EMID decoder for authenticating the memory device; receiving the requested EMID changed by a preset calculation of the EMID with an optional value from the memory device; and restoring the EMID by decoding the received changed EMID. | 03-15-2012 |
20120066774 | NON-VOLATILE MEMORY FOR ANTI-CLONING AND AUTHENTICATION METHOD FOR THE SAME - A method and a non-volatile memory apparatus for cloning prevention is provided. The non-volatile memory apparatus includes an Enhanced Media Identification (EMID) area, which is located in a specific area of the non-volatile memory, and stores an EMID for identifying the non-volatile memory; and an EMID encoder for modifying the EMID by a preset operation in conjunction with an arbitrary value. | 03-15-2012 |
20120090034 | METHOD AND APPARATUS FOR DOWNLOADING DRM MODULE - A Digital Rights Management (DRM) service system providing digital content to which DRM technology is applied, when one or more DRM content is provided to a client device, download information for a DRM module capable of installing a DRM agent corresponding to a DRM system applied to the DRM content is provided together, making it possible for the client device to download the DRM module based on the download information, install the DRM agent, and use the DRM content. | 04-12-2012 |
20120110639 | STORAGE DEVICE, AND AUTHENTICATION METHOD AND AUTHENTICATION DEVICE OF STORAGE DEVICE - An authentication method of a storage device includes requesting an EID (Encoded IDentifer) to the storage device by an authentication device for authenticating the storage device, receiving the EID by the authentication device, restoring original ID information by decoding the received EID, and verifying individual ID information corresponding to use of the storage device included in ID information by using ID authentication information received from the storage device, wherein the ID information includes multiple pieces of individual ID information corresponding to the use of the storage device. | 05-03-2012 |
20120254630 | METHOD, HOST, STORAGE, AND MACHINE-READABLE STORAGE MEDIUM FOR PROTECTING CONTENT - Methods and apparatus are provided for protecting content of a storage. First authentication information regarding a first module is acquired. The first module is one of a plurality of modules included in the storage. The first module is authenticated based on first Unique Individual Information (UII) of the first module and the first authentication information. Second authentication information regarding a second module is acquired. The second module is another of the plurality of modules included in the storage. The second module is authenticated based on second UII of the second module and the second authentication information. Access to content stored in the storage is permitted when at least the first module and the second module are successfully authenticated. | 10-04-2012 |
20120284772 | DATA STORAGE DEVICE AUTHENTICATION APPARATUS AND DATA STORAGE DEVICE INCLUDING AUTHENTICATION APPARATUS CONNECTOR - An authentication apparatus includes a data storage unit for storing authentication apparatus identification information, an interface unit for connecting to a host device through a first interface, and an authentication processor that executes an authentication process using the authentication apparatus identification information stored in the data storage unit. The authentication processor executes the authentication process upon receipt of an authentication request signal from the host device through the interface unit, and outputs an authentication response signal including data indicative of a result of the authentication process to the host device via the interface unit. The authentication request signal is for requesting authentication of a data storage device connected to the host device through a second interface. | 11-08-2012 |
20130007468 | STORAGE DEVICE AND HOST DEVICE FOR PROTECTING CONTENT AND METHOD THEREOF - A storage device for protecting content, includes a Secure Area (SA) area in which a decryption key needed to decrypt encrypted content is stored, and access to which is available to a host device that has passed authentication using a secure authentication protocol. The storage device stores a security information file for mapping control information for controlling usage of the encrypted content and the decryption key to the encrypted content. | 01-03-2013 |
20130019109 | METHOD AND APPARATUS FOR USING NON-VOLATILE STORAGE DEVICEAANM KANG; Bo-GyeongAACI Suwon-siAACO KRAAGP KANG; Bo-Gyeong Suwon-si KRAANM Kwon; Moon-SangAACI SeoulAACO KRAAGP Kwon; Moon-Sang Seoul KRAANM Lee; Byung-RaeAACI SeoulAACO KRAAGP Lee; Byung-Rae Seoul KRAANM Lee; Jae-BumAACI Yongin-siAACO KRAAGP Lee; Jae-Bum Yongin-si KR - A method and apparatus for using a non-volatile storage device includes reading device identification information from the non-volatile storage device, application identification information corresponding to a content application related to a type of content to be protected or utilized among a plurality of content applications is acquired, usage identification information is generated using the device identification information and the application identification information, and protecting or utilizing content using the usage identification information. | 01-17-2013 |
20130117864 | AUTHENTICATION SYSTEM - An authentication system includes: a host device; a storage device which is electrically connected to the host device through a first interface and which is configured to store contents; and an authentication device which is electrically connected to at least one module included in the storage device and which is configured to store copy protection information for the contents. | 05-09-2013 |
20130205379 | AUTHENTICATION METHOD BETWEEN CLIENT AND SERVER, MACHINE-READABLE STORAGE MEDIUM, CLIENT AND SERVER - An authentication method between a server and a client is provided. The authentication method includes transmitting, to the client, an inquiry message including a first modified secret key generated based on a first secret key and a first blinding value, receiving, from the client, a response message including a response value generated based on the first blinding value, a second secret key, and an error value, calculating the error value from the response value, and determining whether authentication of the client has succeeded based on the error value. | 08-08-2013 |
Patent application number | Description | Published |
20130024890 | APPARATUS AND METHOD FOR THE COMPULSORY VIEWING OF ADVERTISEMENTS - An apparatus and method for the compulsory viewing of advertisements in conjunction with a DRM technique for protecting a multimedia service by obligating a user to view advertisements on the device of the user includes, upon receipt of a request for the provision of content, determining whether or not information on compulsory advertisement viewing is included in a rights object for the requested content, if information on compulsory advertisement viewing is included, detecting the advertisement relevant to the requested content, playing the detected advertisement for a predetermined compulsory playback time, and providing the requested content upon the completion of the playback of the advertisement. | 01-24-2013 |
20130061287 | METHOD FOR AUTHENTICATING A STORAGE DEVICE, MACHINE-READABLE STORAGE MEDIUM, AND HOST DEVICE - A method for authentication, by a host device, of a storage device having a plurality of unit storage areas comprises acquiring information on the distribution of locations of defect referenceive areas to be used for uniquely identifying the storage device, sampling the unit storage areas of the storage device, identifying the distribution of locations of physically defective areas among the sampled areas, determining the similarity between the acquired distribution of locations and the identified distribution of location, and authenticating the storage device according to the result of the determination. | 03-07-2013 |
Patent application number | Description | Published |
20130124858 | METHOD, HOST APPARATUS AND MACHINE-READABLE STORAGE MEDIUM FOR AUTHENTICATING A STORAGE APPARATUS - A method, a host apparatus, and a machine-readable storage medium are provided for authenticating a storage apparatus. The method includes acquiring an identification of the storage apparatus based on a request for using content stored in the storage apparatus; determining whether authentication of the identification of the storage apparatus is revoked; determining whether usage of the content is allowed, based on at least one of additional information about the content and additional information about a certificate revocation of the storage apparatus, when the authentication of the identification of the storage apparatus is revoked; and receiving the content from the storage apparatus, when the usage of the content is allowed. | 05-16-2013 |
20130132724 | SYSTEM AND METHOD FOR AUTHENTICATING A RESOURCE-CONSTRAINED CLIENT - A system and method for authenticating a resource-constrained client are provided. The method includes transmitting, by the server, a query message including a first modified secret key to the client, wherein the first modified secret key is generated using a first secret key and a first blinding value; receiving, from the client, a response message including a response value, wherein the response value is generated using the first blinding value, a second secret key, and an error value; calculating the error value from the response value; and determining, based on the error value, whether authentication of the client is successful. | 05-23-2013 |
20130219510 | DRM/CAS SERVICE DEVICE AND METHOD USING SECURITY CONTEXT - A DRM/CAS service device is provided. The device includes a registration service server that authenticates a device and an STP of the device and generates a device-based context according to a registration request and a DRM/CAS service request from the device; a DRM/CAS service server that receives the device-based context and generates DRM/CAS security contexts; and a DRM/CAS SW service server that receives the DRM/CAS security contexts, generates the DRM/CAS software package including the DRM/CAS security contexts and DRM/CAS software, and enables the DRM/CAS software package to be provided for the device. The DRM/CAS service device reduces the amount of processing and simplifies the process by installing and using content and service protection software, that is, DRM/CAS software by using a security context. | 08-22-2013 |
20140033325 | NON-VOLATILE MEMORY FOR ANTI-CLONING AND AUTHENTICATION METHOD FOR THE SAME - A method and a non-volatile memory apparatus for cloning prevention is provided. The non-volatile memory apparatus includes an Enhanced Media Identification (EMID) area, which is located in a specific area of the non-volatile memory, and stores an identification for identifying the non-volatile memory; and an EMID encoder for modifying the identification by a preset operation in conjunction with an arbitrary value, wherein the EMID area includes a first area in which reading by an external device is prevented, and a second area in which reading from the non-volatile memory by the external device is permitted in response to a read command. | 01-30-2014 |