Abstract: A communication device includes a first processing unit that detects a target and receives a first command for activating an interface upon a detection of the target. The communication device also includes a second processing unit that exchanges data with the target through the first processing unit. Further, the communication device includes an interface between the first processing unit and the second processing unit. The first processing unit selects a predetermined interface level from among a plurality of interface levels based on the first command and exchanges data with the second processing unit based on the predetermined interface level.

Abstract: The present embodiments relate to a communication system, communication method, information processor, method, device, program, and recording medium which permit plural algorithms to be treated and which can impart expansibility to communications. A capability list stores a capability list in which capabilities regarding algorithms for encryption and decryption treated by a reader/writer are described. Similarly, a capability list stores a capability list in which capabilities regarding algorithms for encryption and decryption treated by an IC card are described. The reader/writer and the IC card exchange their mutual capability lists, select algorithms capable of securing a security level according to the importance of the data sent and received, and perform communications based on the selected algorithms. The present embodiments can be applied, for example, to a device that performs communications by the NFCIP method.

Abstract: The present technology relates to a communication device, a control method, and a program which enable reliable selection of a desired target. A CLF transmits a polling command received from a NFC reader for selecting a candidate of a final target to targets, selects the candidate of the final target, by setting a P2P application as a target having the highest priority in the selection of the candidate of the final target, selects the final target based on a command other than the polling command received from the NFC reader, and controls to lower the priority of the P2P application, in a case where the P2P application is selected as the candidate of the final target and the P2P application is not selected as the final target. The present technology can be applied to a communication device supporting an NFC standard, for example.

Abstract: There is provided an integrated circuit capable of performing more secure encrypted communication using near field non-contact wireless communication. The integrated circuit including a communication processing section configured to communicate with another apparatus through non-contact communication, and an encryption information generation section configured to make a determination on generation of authentication information used to mutually authenticate the other apparatus in performing non-contact communication with the other apparatus depending on presence or absence of a history of non-contact communication with the other apparatus, before the communication processing section executes communication of encrypted information with the other apparatus. The integrated circuit allows more secure near field non-contact wireless communication to be performed.

Abstract: The present technology relates to a communication device, a control method, and a program which enable reliable selection of a desired target. A CLF transmits a polling command received from a NFC reader for selecting a candidate of a final target to targets, selects the candidate of the final target, by setting a P2P application as a target having the highest priority in the selection of the candidate of the final target, selects the final target based on a command other than the polling command received from the NFC reader, and controls to lower the priority of the P2P application, in a case where the P2P application is selected as the candidate of the final target and the P2P application is not selected as the final target. The present technology can be applied to a communication device supporting an NFC standard, for example.

Abstract: A communication device includes: processing circuitry configured to execute a short-range radio communication with another device; control the short-range radio communication; fragment a message so as to have a predetermined size; sequentially transmit a plurality of message fragments obtained from the fragmented message, the plurality of message fragments including a sequence of one or more first message fragments and a final message fragment; and transmit a termination message, which replaces at least the final message fragment and is used to terminate the message fragments being transmitted due to a disconnection of the short-range radio communication, before another message when the another message is transmitted during the transmission of the plurality of message fragments.

Abstract: A communication device includes: a communication unit executing short-range radio communication with another device; a control unit controlling the short-range radio communication executed by the communication unit; a first fragmenting unit fragmenting a message transmitted from the communication unit to the control unit so as to have a predetermined size; a first message fragment transmission unit sequentially transmitting a plurality of message fragments obtained by fragmenting the message by the first fragmenting unit to the control unit; and a first termination message transmission unit transmitting a termination message, which is a message used to terminate the message fragments being transmitted by the first message fragment transmission unit, before another message when the another message is transmitted during the transmission of the plurality of message fragments from the communication unit to the control unit.

Abstract: A communication device includes a first processing unit that detects a target and receives a first command for activating an interface upon a detection of the target. The communication device also includes a second processing unit that exchanges data with the target through the first processing unit. Further, the communication device includes an interface between the first processing unit and the second processing unit. The first processing unit selects a predetermined interface level from among a plurality of interface levels based on the first command and exchanges data with the second processing unit based on the predetermined interface level.

Abstract: An information processing apparatus including processing units and a connection control unit that controls the connections between the processing units, in which the connection control unit is provided with a table creation unit which, with respect to a first logical channel established with a processing unit, creates table information showing a correspondence between logical channels without designating a logical channel that corresponds to the first logical channel when there is no second logical channel established with another processing unit that corresponds to the first logical channel, a table storage unit that stores the table information created by the table creation unit, and a table update unit that updates the table information for the second logical channel that is stored in the table storage unit so as to configure the first logical channel as a logical channel that corresponds to the second logical channel when there is a second logical channel.

Abstract: A communication device includes a first processing unit that detects a target and receives a first command for activating an interface upon a detection of the target. The communication device also includes a second processing unit that exchanges data with the target through the first processing unit. Further, the communication device includes an interface between the first processing unit and the second processing unit. The first processing unit selects a predetermined interface level from among a plurality of interface levels based on the first command and exchanges data with the second processing unit based on the predetermined interface level.

Abstract: The present technology relates to a communication device, a control method, and a program which enable reliable selection of a desired target. A CLF transmits a polling command received from a NFC reader for selecting a candidate of a final target to targets, selects the candidate of the final target, by setting a P2P application as a target having the highest priority in the selection of the candidate of the final target, selects the final target based on a command other than the polling command received from the NFC reader, and controls to lower the priority of the P2P application, in a case where the P2P application is selected as the candidate of the final target and the P2P application is not selected as the final target. The present technology can be applied to a communication device supporting an NFC standard, for example.

Abstract: The present embodiments relate to a communication system, communication method, information processor, method, device, program, and recording medium which permit plural algorithms to be treated and which can impart expansibility to communications. A capability list stores a capability list in which capabilities regarding algorithms for encryption and decryption treated by a reader/writer are described. Similarly, a capability list stores a capability list in which capabilities regarding algorithms for encryption and decryption treated by an IC card are described. The reader/writer and the IC card exchange their mutual capability lists, select algorithms capable of securing a security level according to the importance of the data sent and received, and perform communications based on the selected algorithms. The present embodiments can be applied, for example, to a device that performs communications by the NFCIP method.

Abstract: An information processing apparatus that performs a communication with a device includes a storage unit that stores one or more keys. The information processing apparatus also includes a polling-request generating unit that generates a polling request in which a first identifier identifying a key of the one of more keys is included. The key is identified by the first identifier and a second identifier subordinate to the first identifier. Further, the information processing apparatus includes an obtaining unit that identifies the key from the first identifier included in the polling request and the second identifier, that reads the key from the storage unit, and that decrypts encrypted data by the key to obtain a random number. The encrypted data and the second identifier are included in a polling response supplied to the information processing apparatus in response to the polling request.

Abstract: An information processor includes a data storage portion that stores a first capability list indicating capabilities regarding an encryption. The information processor also includes a communication portion that receives a second capability list indicating capabilities, regarding the encryption, of a device. Further, the information processor includes a processing unit that determines an algorithm, by which communications are performed with the device, by referring to the first capability list and the second capability list. The communication portion sends identification information for identifying the algorithm determined by the processing unit and a public key relying on the algorithm to the device.

Abstract: A communication device includes a first processing unit that detects a target and receives a first command for activating an interface upon a detection of the target. The communication device also includes a second processing unit that exchanges data with the target through the first processing unit. Further, the communication device includes an interface between the first processing unit and the second processing unit. The first processing unit selects a predetermined interface level from among a plurality of interface levels based on the first command and exchanges data with the second processing unit based on the predetermined interface level.

Abstract: A communication device includes a first processing unit that detects a target and receives a first command for activating an interface upon a detection of the target. The communication device also includes a second processing unit that exchanges data with the target through the first processing unit. Further, the communication device includes an interface between the first processing unit and the second processing unit. The first processing unit selects a predetermined interface level from among a plurality of interface levels based on the first command and exchanges data with the second processing unit based on the predetermined interface level.

Abstract: There is provided an integrated circuit including a communication processing section which communicates with another apparatus by non-contact communication capable of executing simultaneous communication by establishing a plurality of connections, and an encryption processing section which executes an encryption process of data transmitted by the non-contact communication based on encryption information including connections to be encrypted when performing the non-contact communication with the another apparatus.

Abstract: An information processing device includes a plurality of elements that perform processing independently of each other; and a front end that controls the plurality of elements, is shared by the plurality of elements, and performs near-field communication with an external device. The front end gives different time slots for communication to the plurality of elements at the time of activation.

Abstract: An information processing apparatus including a plurality of elements each configured to perform an independent process, a controller configured to control the plurality of elements, and a front end shared by the plurality of elements and configured to perform near field communication with an external device. At a time of activation, the controller allocates, to the plurality of elements, different time slots for communication.

Abstract: An information processing apparatus including a plurality of elements each configured to perform an independent process, a controller configured to control the plurality of elements, and a front end shared by the plurality of elements and configured to perform near field communication with an external device. At a time of activation, the controller allocates, to the plurality of elements, different time slots for communication.