| 6581044 |
Method and apparatus for encoding license parameters within a license number for authentication purposes |
| Jun-17-2003 |
A system that generates a license number based upon license parameters so that the license number can be authenticated by establishing that the license number was generated using the license parameters.... |
| 6574609 |
Secure electronic content management system |
| Jun-3-2003 |
A method of managing content data and associated metadata. According to the method, the content data and the associated metadata are generated. The content data is transferred to a content host, and the... |
| 6571334 |
Apparatus and method for authenticating the dispatch and contents of documents |
| May-27-2003 |
Apparatus and method for authenticating that a sender has sent certain information via a dispatcher to a recipient is disclosed. The method includes the steps of: (a) providing a set A comprising a plurality... |
| 6571222 |
Trading system |
| May-27-2003 |
A trading system wherein each client and a trader respectively have a metadata generating portion for describing character string type parameters of each operation with metadata including a service type... |
| 6567915 |
Integrated circuit card with identity authentication table and authorization tables defining access rights based on Boolean expressions of authenticated identities |
| May-20-2003 |
This invention concerns an integrated circuit (IC) device, such as smart cards, electronic wallets, PC cards, and the like, and various methods for authenticating identities and authorizing transactions... |
| 6539364 |
Electronic cash implementing method and equipment using user signature and recording medium recorded thereon a program for the method |
| Mar-25-2003 |
A user registers a user public key PKU as a pseudonym at a trustee or issuer and obtains an signature for the pseudonym as a license. The sends the pseudonym, PKU identification information IdU and the... |
| 6539093 |
Key ring organizer for an electronic business using public key infrastructure |
| Mar-25-2003 |
Users and security aware applications are able to request operations on and manipulate role based digital certificates (and their corresponding private keys) distributed among multiple key rings through... |
| 6532451 |
Nested strong loader apparatus and method |
| Mar-11-2003 |
An apparatus and method provides one or more controlled, dynamically loaded, modular, cryptographic fillers. Fillers may be loaded by a single loader, multiple independent loaders, or nested loaders. Loaders... |
| 6532194 |
Method and apparatus for providing certified time |
| Mar-11-2003 |
An integrated circuit includes: a digital signature module coupled in the integrated circuit so as to receive a time of day signal string from a clock module and digitally sign the signal string. |
| 6529884 |
Minimalistic electronic commerce system |
| Mar-4-2003 |
The present invention provides a system for electronic commerce that reduces the amount of data needed to be stored on a user computer or electronic device. A bank processor stores information corresponding... |
| 6523116 |
Secure personal information card database system |
| Feb-18-2003 |
A database system for personal information includes storing personal information in a database remote from the person using the public key of a person as a record identifier. The person's public key is... |
| 6510514 |
Device for reliability creating electronic signatures |
| Jan-21-2003 |
A device for reliably creating electronic signatures that includes a data carrier read/write device, a data generating device, and a display device. The data carrier read/write device is for receiving... |
| 6499019 |
Electronic payment device using unbalanced binary tree and the method of the same |
| Dec-24-2002 |
An electronic payment device and its method using an unbalanced binary tree are disclosed. The total unit n of the amount of money that user purchases is decomposed first into a Matrix of p rows.times.q... |
| 6497358 |
Record and verification method and system for radiation therapy |
| Dec-24-2002 |
A method is provided for verification of the identification of a patient undergoing radiation treatment administered by a treatment technologist in a treatment room. An identifying card for the patient... |
| 6496809 |
Electronic ticketing system and method |
| Dec-17-2002 |
The present disclosure provides a method of electronically exchanging tickets for an event in a secondary market from ticket sellers to ticket buyers located at remote terminals. The method comprises associating... |
| 6496808 |
Using smartcards to enable probabilistic transaction on an untrusted device |
| Dec-17-2002 |
The present method permits a user to conduct remote transactions without a network while using an untrusted computing device, such as a hand-held personal digital assistant or a laptop computer. The computing... |
| 6487542 |
Method and apparatus for managing electronic money and storage for storing an electronic money management program |
| Nov-26-2002 |
According to the present invention, when electronic money is sent from a given network to another network, a money change apparatus performs a money change process to change electronic money current on... |
| 6463541 |
Object authentification method using printed binary code and computer registry |
| Oct-8-2002 |
A binary code printed upon documents and articles includes: an origin code referring to pertinent data including category, creator identity, creation time; and an algorithm derived authentification code... |
| 6449717 |
Data copyright management system |
| Sep-10-2002 |
A data copyright management system comprises a database for storing original data, a key control center for managing crypt keys, copyright management center for managing data copyrights, and a communication... |
| 6442525 |
System for authenticating physical objects |
| Aug-27-2002 |
A system for authenticating physical objects in which the authentication key cannot be determined by reverse engineering the software or hardware of a controlling microprocessor. Two highly secure integrated... |
| 6434238 |
Multi-purpose transaction card system |
| Aug-13-2002 |
Disclosed is a multi-purpose transaction card system comprising an issuer, one or more cards, one or more terminals, and optionally one or more acquires, communicating using a variety of cryptographic... |
| 6425084 |
Notebook security system using infrared key |
| Jul-23-2002 |
A multilevel infrared (IR) type security system prevents unauthorized use of a computer. A program resident on the computer implements a user-validation procedure. An IR key device carries a first serial... |
| 6424953 |
Encrypting secrets in a file for an electronic micro-commerce system |
| Jul-23-2002 |
An electronic commerce system and method includes a broker computer system having a database of scrips, a vendor computer, and a consumer computer system having a wallet protected by a pass phrase. To... |
| 6401205 |
Infrared type security system for a computer |
| Jun-4-2002 |
In an infrared (IR) type computer security system, each authorized user is provided with an IR key device that holds a serial number and an encryption key. A validation record stored on the computer's... |
| 6397198 |
Tokenless biometric electronic transactions using an audio signature to identify the transaction processor |
| May-28-2002 |
The invention discloses a tokenless biometric identification computer system, comprising at least a database containing registered biometric samples of users. A comparator compares a bid biometric sample... |
| 6353888 |
Access rights authentication apparatus |
| Mar-5-2002 |
A access rights authentication apparatus relieves burdens resulting from handling unique information of a large number of authentication keys and the like of users and protectors such as application authors,... |
| 6343284 |
Method and system for billing on the internet |
| Jan-29-2002 |
The present invention discloses an Internet billing method which can reject invalid orders with reliability, and which can be used without a credit card. In the present invention, a terminal makes a request... |
| 6338138 |
Network-based authentication of computer user |
| Jan-8-2002 |
A network-based authentication scheme is provided that performs authentication in a centralized manner for the stand-alone computers of a particular organization. Since authentication is centralized, the... |
| 6336585 |
Memory card insertion type electronic equipment and apparatus for writing to the memory card |
| Jan-8-2002 |
A memory card insertion type electronic equipment reads authentication data from a memory card, decodes the read authentication data to a set of information by using a secret key, and compares the data... |
| 6298441 |
Secure document access system |
| Oct-2-2001 |
A method for downloading a document via a communications medium operatively associated with a communications interface, the method including receiving the document from the communications medium, placing... |
| 6269445 |
Electronic shopping method, electronic shopping system and document authenticating method relating thereto |
| Jul-31-2001 |
An electronic shopping method is provided by both an apparatus 10 and an apparatus 30 to hold a key K(A, C) in common, and both the apparatus 30 and an apparatus 40 to hold a key K(B, C) in common. The... |
| 6269348 |
Tokenless biometric electronic debit and credit transactions |
| Jul-31-2001 |
The invention satisfies these needs by providing a method and device for tokenless authorization of an electronic payment between a payor and a payee using an electronic third party identicator and at... |
| 6263446 |
Method and apparatus for secure distribution of authentication credentials to roaming users |
| Jul-17-2001 |
A roaming user needing an his authentication credential (e.g., private key) to access a computer server to perform an electronic transaction may obtain the authentication credential in an on-demand fashion... |
| 6253322 |
Electronic certification authentication method and system |
| Jun-26-2001 |
Certification and authentication services (electronic information signing and archiving services) are given when electronic commerce is carried out in an open network such as Internet. A system has a service... |
| 6236981 |
Transaction system |
| May-22-2001 |
In a digital payment system, a sequence of random numbers is stored at a payment service. A set of digitally encoded random numbers derived from the stored sequence is issued to the user in return for... |
| 6233565 |
Methods and apparatus for internet based financial transactions with evidence of payment |
| May-15-2001 |
A system and methods for conducting Internet based financial transactions between a client and a server. The client has a processor, a printer, a client authentication module, a module for issuing a transaction... |
| 6219423 |
System and method for digitally signing a digital agreement between remotely located nodes |
| Apr-17-2001 |
A digital arbitration system comprising a server node and at least one signatory node coupled together through a communication link. Each of the signatory node(s) may be configured with a unique private... |
| 6216227 |
Multi-venue ticketing using smart cards |
| Apr-10-2001 |
A system and methods are provided for storing and validating electronic tickets for multiple venues on a single smart card. In accordance with this present embodiment, an operating system of the smart... |
| 6209095 |
Method and system for processing electronic documents |
| Mar-27-2001 |
The invention includes a markup language according to the SGML standard in which document type definitions are created under which electronic documents are divided into blocks that are associated with... |
| 6192473 |
System and method for mutual authentication and secure communications between a postage security device and a meter server |
| Feb-20-2001 |
A method is provided for establishing mutual authentication and secure communications between an microprocessor-based transaction evidencing device and a microprocessor-based server coupled thereto. A... |
| 6192349 |
Smart card mechanism and method for obtaining electronic tickets for goods services over an open communications link |
| Feb-20-2001 |
A smart card, (a type of credit card containing storage capacity and processing ability preferably in the form of a microprocessor), is used to store an electronic ticket provided from the service provider's... |
| 6178507 |
Data card verification system |
| Jan-23-2001 |
A method for verifying the authenticity of messages exchanged between a pair of correspondents in an electronic conducted over a data transmission system where the correspondents each include respective... |
| 6175921 |
Tamper-proof devices for unique identification |
| Jan-16-2001 |
A system for open electronic commerce having a customer trusted agent securely communicating with a first money module, and a merchant trusted agent securely communicating with a second money module. Both... |
| 6173403 |
Method and apparatus for distributing information products |
| Jan-9-2001 |
A method and apparatus for distributing information products is described that comprises: receiving an encrypted launch code; decrypting the encrypted launch code with a string, R, as the key to recover... |
| 6173401 |
Importing information onto a chip card |
| Jan-9-2001 |
The invention relates to a method of importing information, in particular application information, onto a chip card which has a memory with a directory. The information being transferred onto the chip... |
| 6173282 |
Electronic sealed envelope |
| Jan-9-2001 |
Restricted data is stored on a smart card having a memory and a processor. Preferably the restricted data is stored in groups. The smart card may store a record of users authorized to access certain groups... |
| 6170057 |
Mobile computer and method of packet encryption and authentication in mobile computing based on security policy of visited network |
| Jan-2-2001 |
A mobile computer and a packet encryption and authentication method which are capable of controlling an activation of a packet encryption and authentication device belonging to the mobile computer according... |
| 6167521 |
Securely downloading and executing code from mutually suspicious authorities |
| Dec-26-2000 |
An apparatus, system and method for secure code-downloading and information exchange, in the full generality of complex code dependencies while considering the implications of mutual distrust and hot-swapping.... |
| 6161183 |
Data verifying method apparatus for creating data to be verified and data verifying apparatus |
| Dec-12-2000 |
A token 12 creates utilization history information and sends the information to an information processing unit 11 and simultaneously creates an verification value and stores the value in a utilization-value... |
| 6157920 |
Executable digital cash for electronic commerce |
| Dec-5-2000 |
The invention provides techniques for implementing secure transactions using an instrument referred to as "executable digital cash." In an illustrative embodiment, a first user generates a piece of digital... |
