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| Number | Title | Issue Date |
| 6898287 | Cryptographic system using chaotic dynamics The invention is a cryptographic system using chaotic dynamics. A chaotic system is used to generate a public key and an adjustable back door from a private key. The public key is distributed and can be used in a public key encryption system. The invention can also ... | 05/24/2005 |
| 6735311 | Encryption and decryption of multi-media data A method for ciphering multimedia includes the entering of an ciphering index in a definition data block of the multimedia data, this index pointing to an ciphering algorithm which is to be used. In response to the ciphering index in the definition data block one of... | 05/11/2004 |
| 6721891 | Method of distributing piracy protected computer software A method and a system for disabling execution of a software application stored within a computer absent data indicative of an authorized use of the software application are disclosed. At start up or during execution of a software application a user is prompted for u... | 04/13/2004 |
| 6718470 | System and method for granting security privilege in a communication system A system and method grants security privilege in a communication system by providing privilege test criteria data for a subscriber unit so that the subscriber unit or some other entity can select among subscriber privilege data based on the privilege test criteria d... | 04/06/2004 |
| 6694433 | XML encryption scheme A secure accounting and operational method, whereby process elements are provided to a process, selected process elements are manipulated, a scheduled condition of the process is sampled at a predetermined point in the process, and the process sample is e... | 02/17/2004 |
| 6690795 | Multiple keys for decrypting data in restricted-access television system An encryption system for restricted-access television systems. Multiple decryption keys are used to decrypt encrypted material which is transmitted to customers of a restricted-access television system.... | 02/10/2004 |
| 6678822 | Method and apparatus for securely transporting an information container from a trusted environment to an unrestricted environment A method for operating a data processing system of a type that includes a first data processing entity located within a trusted environment and a second data processing entity located within an untrusted environment. The method includes a first step, exec... | 01/13/2004 |
| 6671808 | USB-compliant personal key A method, apparatus, article of manufacture, and a memory structure for a USB-compliant personal key has been described. The personal key includes an integrated connector design that is simple and easy to manufacture, and allows broken or defective connec... | 12/30/2003 |
| 6654889 | Method and apparatus for protecting proprietary configuration data for programmable logic devices Described are a method of programming a programmable logic device using encrypted configuration data and a programmable logic device (PLD) adapted to use such encrypted data. A PLD is adapted to include a decryptor having access to a non-volatile memory e... | 11/25/2003 |
| 6651167 | Authentication method and system employing secret functions in finite Abelian group A method and a system for authentication whereby authentication characteristic information is not disclosed to a third party when a verifier uses a verification device of a limited scale to authenticate a user's rights or qualifications. A ticket issuing ... | 11/18/2003 |
| 6651169 | Protection of software using a challenge-response protocol embedded in the software A method for protecting an item of software, wherein at least one challenge is associated with the protected item of software, and at least one response accesses one private keying material. The challenge has no access to the private keying material. The ... | 11/18/2003 |
| 6651166 | Sender driven certification enrollment system A sender driven certificate enrollment system and methods of its use are provided, in which a sender controls the generation of a digital certificate that is used to encrypt and send a document to a recipient in a secure manner. The sender compares previo... | 11/18/2003 |
| 6651174 | Firewall port switching The present invention relates to a network system, the network system of the present invention comprises an authorized client terminal which is connected to a network, a server which is connected to the network, and a firewall which is interposed between ... | 11/18/2003 |
| 6647497 | Method and system for secure computer system transfer Method and system aspects for securely transferring a computer system are described. A computer system is disabled at a shipping point via an RFID (radio frequency identification) interface and re-enabled at a receiving point via the RFID interface. Disab... | 11/11/2003 |
| 6643776 | System and method for dynamic macro placement of IP connection filters Virtual Private Networking (VPN) is an emerging technology area enabling e-business on the Internet. A key underlying VPN technology is IP Security (IPsec), a means of providing private (encrypted and authenticated) secure data transmission over public (I... | 11/04/2003 |
| 6643778 | Network system using a firewall dynamic control method When a remote access terminal connected to a first Intranet receives provision of services from a second Intranet, a web server of the first Intranet loads a remote service execution environment to the remote access terminal. The second Intranet dynamical... | 11/04/2003 |
| 6643784 | Password generation method and system A system and method employs a password rule data provider that provides password generation rule data to a notification device, such as visual display device or audible output device. A password data evaluator, such as a per character password data evalua... | 11/04/2003 |
| 6643782 | Method for providing single step log-on access to a differentiated computer network A method for providing single step log-on access for a subscriber to a computer network. The computer network is differentiated into public and private areas. Secure access to the private areas is provided by a Service Selection Gateway (SSG) Server, intr... | 11/04/2003 |
| 6636973 | Secure and dynamic biometrics-based token generation for access control and authentication A computer network includes at least one client computer coupled to a server computer that dynamically changes a user's password each time the user logs on to the computer network. By changing the password during the log on process, network security is in... | 10/21/2003 |
| 6636898 | System and method for central management of connections in a virtual private network A single point of control is provided for all IPSec tunnels and also for VPN connections at a node within a virtual private network. The control of the connections include the ability to start and stop manual and dynamic VPN connections, to delete connect... | 10/21/2003 |
| 6636975 | Accessing a secure resource using certificates bound with authentication information A method and computer program product for accessing a secure resource using a certificate bound with authentication information. In one implementation, the method includes receiving a certificate request from a user, the certificate request including iden... | 10/21/2003 |
| 6636970 | Software encoding using a combination of two types of encoding and encoding type identification information When encoding software, two or more encoding algorithms are employed. Conversely, for software decoding processing, decoding algorithms are prepared that correspond to these two or more encoding algorithms. Then, in software encoding processing, encoded a... | 10/21/2003 |
| 6633982 | Method and process for managing ultra secure electronic distribution of digital movies to commercial exhibitors A method and system for managing electronic distribution of digital movies to commercial exhibitors at warp speed is made ultra secure by utilizing synchronized and concurrent digitally bifurcated data transmissions via both satellite up-links/downlinks a... | 10/14/2003 |
| 6631471 | Information processing equipment A relation between the data process contents in an IC card chip and the consumption current of the IC card chip is reduced. Prior to executing an input data process of the IC card chip, the input data is transformed to thereby reduce the relation between ... | 10/07/2003 |
| 6629245 | Apparatus for stimulating keypad entry of an access code into a keypad type security system An apparatus for simulating keypad entry of an access code into a security system controller. The apparatus comprises at least one electronic key encoded with a electronic key identifier, at least one electronic key reader adapted to electronically interf... | 09/30/2003 |
| 6625732 | Method for tracking the devices used to load, read, and write removable storage media A method of identifying previous drives that have accessed a data storage medium. Preferably, compatible drives have an electronically readable identifier, that includes, for example, a unique manufacturer code, drive model number, and drive serial number... | 09/23/2003 |
| 6625734 | Controlling and tracking access to disseminated information A method for controlling and tracking access to disseminated information involves encrypting data using a key that is maintained in a key repository. A user requests a message ID and key from the key repository. The key repository issues a message ID and ... | 09/23/2003 |
| 6622247 | Method for certifying the authenticity of digital objects by an authentication authority and for certifying their compliance by a testing authority A computerized method is provided for certifying a digital object. The digital object is uniquely identified with an identification. The identification is registered with a certification authority using a first public/private key exchange to receive a cer... | 09/16/2003 |
| 6618806 | System and method for authenticating users in a computer network A rule based biometric user authentication method and system in a computer network environment is provided. Multiple authentication rules can exist in the computer network. For example, there may be a default system-wide rule, and a rule associated with a... | 09/09/2003 |
| 6615353 | User authentication method and user authentication system A user authentication method and system which maintains reliable security using a low cost storage medium in place of cryptocards, wherein the system comprises control equipment and an operating section connected to the control equipment, and wherein the ... | 09/02/2003 |
| 6615354 | Information processing equipment A relation between the data process contents in an IC card chip and the consumption current of the IC card chip is reduced. Prior to executing an input data process of the IC card chip, the input data is transformed to thereby reduce the relation between ... | 09/02/2003 |
| 6615356 | System and method for controlling a system power supply using a password In a system such as a computer system, and in a power controlling method for the system, power applied to the overall system is controlled according to correctness or incorrectness of a password in starting up the system. The password is received from a u... | 09/02/2003 |
| 6615347 | Digital certificate cross-referencing As part of a security infrastructure based on public-key cryptography, a first digital certificate (200) is issued by a first certification authority (104) to a first subscriber (102) and binds the first subscriber (102) to a first public key (210). The f... | 09/02/2003 |
| 6615351 | Method for checking the authenticity of a data medium In a method for checking the authenticity of a data medium, in particular a smart card, the encrypted form of a physical feature of the data medium is stored in the data medium. The encrypted form of the feature is transmitted to a terminal, which also me... | 09/02/2003 |
| 6615358 | Firewall for processing connection-oriented and connectionless datagrams over a connection-oriented network The present invention is a device for and method of accessing an information network by initializing a database, an ATM approved list, an IP approved list, and an IP disapproved list; receiving a datagram; discarding the datagram if it is not on the ATM a... | 09/02/2003 |
| 6615350 | Module authentication and binding library extensions An apparatus, system, and method to provide an initial and an on-going authentication mechanism with which two executable entities may unilaterally or bilaterally authenticate the identity, origin, and integrity of each other. In one instance, the authent... | 09/02/2003 |
| 6611913 | Escrowed key distribution for over-the-air service provisioning in wireless communication networks An escrowed key distribution system for over-the-air service provisioning of cellular telephones and other wireless communication devices provides a secure and efficient authentication key distribution method for wireless communications networks. To ensur... | 08/26/2003 |
| 6611914 | Security card check type computer security system method In a security card check type computer security method, it is determined whether a predetermined check condition for checking a right of a security card to use a computer, which stores at least security information enabling the identification of the right... | 08/26/2003 |
| 6609207 | Data processing system and method for securing a docking station and its portable PC A data processing system and method including a docking station and a portable computer capable of being coupled to the docking station are disclosed for securing the docking station, the portable computer, and for securing the attachment of the docking s... | 08/19/2003 |
| 6606708 | Secure server architecture for Web based data management A double firewalled system is disclosed for protecting remote enterprise servers that provide communication services to telecommunication network customers from unauthorized third parties. A first router directs all connection requests to one or more secu... | 08/12/2003 |
