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224results about How to "Unauthorized use" patented technology

Method and apparatus for content protection in a personal digital network environment

In some embodiments, the invention is a personal digital network (“PDN”) including hardware (sometimes referred to as Ingress circuitry) configured to transcrypt encrypted content that enters the PDN. Typically, the transcryption (decryption followed by re-encryption) is performed in hardware within the Ingress circuitry and the re-encryption occurs before the decrypted content is accessible by hardware or software external to the Ingress circuitry. Typically, transcrypted content that leaves the Ingress circuitry remains in re-encrypted form within the PDN whenever it is transferred between integrated circuits or is otherwise easily accessible by software, until it is decrypted within hardware (sometimes referred to as Egress circuitry) for display or playback or output from the PDN. Typically, the PDN is implemented so that no secret in Ingress or Egress circuitry (for use or transfer by the Ingress or Egress circuitry) is accessible in unencrypted form to software or firmware within the PDN or to any entity external to the PDN. Other aspects of the invention are methods for protecting content in a PDN (e.g., an open computing system) and devices (e.g., multimedia graphics cards, set top boxes, or video processors) for use in a PDN.
Owner:OPTIMUM CONTENT PROTECTION

Method and apparatus for content protection in a personal digital network environment

In some embodiments, the invention is a personal digital network (“PDN”) including hardware (sometimes referred to as Ingress circuitry) configured to transcrypt encrypted content that enters the PDN. Typically, the transcryption (decryption followed by re-encryption) is performed in hardware within the Ingress circuitry and the re-encryption occurs before the decrypted content is accessible by hardware or software external to the Ingress circuitry. Typically, transcrypted content that leaves the Ingress circuitry remains in re-encrypted form within the PDN whenever it is transferred between integrated circuits or is otherwise easily accessible by software, until it is decrypted within hardware (sometimes referred to as Egress circuitry) for display or playback or output from the PDN. Typically, the PDN is implemented so that no secret in Ingress or Egress circuitry (for use or transfer by the Ingress or Egress circuitry) is accessible in unencrypted form to software or firmware within the PDN or to any entity external to the PDN. Other aspects of the invention are methods for protecting content in a PDN (e.g., an open computing system) and devices (e.g., multimedia graphics cards, set top boxes, or video processors) for use in a PDN.
Owner:OPTIMUM CONTENT PROTECTION

Subscriber authentication for unlicensed mobile access signaling

A system for ensuring that a first subscriber in a unlicensed mobile access system is prevented from unauthorized use of a second subscriber's identity when the first subscriber requests services from a mobile station to a core network. The system comprises authenticating means for authenticating a mobile station to an unlicensed mobile access network before higher-layer messages are sent from the mobile station, and thereafter, for authenticating the mobile station to a core network. The system also includes a mobile station with a subscriber identity module that includes an identifying means for identifying the mobile station. The system further includes a unlicensed mobile access network for connecting the mobile station to the core network and for relaying signals between the mobile station and the core network. The unlicensed mobile access network comprises checking means for ensuring that higher-layer messages passing through the unlicensed mobile access network to the core network are from the mobile station that authenticated with the unlicensed mobile access network. The system also includes the core network for implementing transaction control and user services. During authentication between the mobile station and the unlicensed mobile access network, the unlicensed mobile access network stores the identifying means that is associated with the mobile station and after authentication between the mobile station and the core network, the unlicensed mobile access network uses the checking means to examine higher-layer messages that are sent from the mobile station to the core network and to ensure that the identifying means associated with mobile station is stored in the higher-layer message.
Owner:NOKIA TECH OY

Anti-Fraud Credit/Debit Card Authorization System and Method

The invention provides a credit/debit authorization system and method which aim at stopping unauthorized use of credit/debit cards. The authorization system and method takes a two-step authorization approach. When a credit/debit card transaction authorization request is routed to the authorization system, the authorization system first validates the transaction by comparing card and transaction amount information extracted from the transaction to the account information stored in an account database. If the transaction is invalid, the authorization system refuses the transaction. If the transaction is valid, the authorization system then determines if the transaction requires the card user's approval. If it does, the authorization system would look up for user contact methods in a user contact database for that card with a pending transaction, establish a communication channel with the card user on his/her personal communication device, inform the user of a pending transaction with transaction related information, ask the user to take appropriate actions to either approve or refuse the transaction and process the user's response. If the user approves the transaction, the authorization system sends an approval code back to the device/system which started the transaction authorization request. If the user refuses the transaction, the authorization system sends a refusal code back to the device/system which started the transaction authorization request. In this way, unauthorized use of credit/debit cards can be stopped.
Owner:OU XIAOFENG
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