Matches 401 - 436 out of 436 < 1 2 3 4 5 6 7 8 9
Match Document Document Title
5457305 Distributed on-line money access card transaction processing system  
A distributed on-line transaction processing system (10) that functions with to any existing credit card and debit bank card processing center (18). The system (10) consists of a customer...
5432506 Counterfeit document detection system  
A system for verifying the authenticity of a document that bears a number of fields of strings of variable characters such as a check bearing date of issue field, payee field and numeric and alpha...
5377268 Metering system with remotely resettable time lockout  
A metering system requires a user to provide periodic, accurate meter readings to a billing authority. The metering system includes a mechanism for dispensing postage or another accountable...
5371797 Secure electronic funds transfer from telephone or unsecured terminal  
A secure electronics funds or other financial transaction system that provides substantially equivalent security to that obtained by the use of secure point of sale terminals such as automatic...
5343529 Transaction authentication using a centrally generated transaction identifier  
Each access attempt transmitted to an authentication agency causes the agency to produce a request identifier unique to that request. The request identifier is transmitted back to the...
5341428 Multiple cross-check document verification system  
A check or other document verification method in which a data encryption algorithm is applied to personal identification number (PIN) and selected other information particular to each document such...
5337358 Apparatus for recording a transaction including authenticating an identification card  
Apparatus for recording a transaction where the transaction includes authenticating an identification card; the card having information pertaining to an object or other entity to be identified on a...
5319710 Method and means for combining and managing personal verification and message authentication encrytions for network transmission  
The method and means of transmitting a user's transaction message to a destination node in a computer-secured network operates on the message, and a sequence number that is unique to the...
5297202 Apparatus and method for producing a digitized transaction record including an encrypted signature  
A method and system for generating a completed payment document ready for signature in image form. The document is signed by a customer and a copy of the signature is captured in digital form....
5283829 System and method for paying bills electronically  
An electronic bill payment system and method include billing equipment for creating approval records and generating approval numbers for each pre-authorized subscriber. The system also includes an...
5259025 Method of verifying fake-proof video identification data  
A fake-proof card verification system allows for the reading of data from an EEPROM memory device. A photographic-type image is stored in the memory device. The data comprises a data table...
5256863 In-store universal control system  
The present invention relates to a system for automating data acquisition and processing at a checkstand point-of-sale in a retail outlet. Preferred embodiments include a first local area network...
5245657 Verification method and apparatus  
A prover possessing public information and related secret information sends the public information and an initial message to a verifier. The verifier sends back a random message and an enquiry...
5231666 Cryptographic method for updating financial records  
A data processing system, method and computer program provide for the secure updating an electronic purse which includes a list of purse records. The method includes the step of defining an...
5191613 Knowledge based system for document authentication  
The document authentication apparatus provides document authentication and authenticity capability. Document authentication requires that the person to be charged apply an authenticating mark on...
5163098 System for preventing fraudulent use of credit card  
A credit card system uses an encryption algorithm to generate a first encoded text from the card number and a password supplied by the user. The card user is verified by comparison of the first...
5097504 Method and device for qualitative saving of digitized data  
An encrypted signature S representative of the information and of the identity of the holder of the information is established by means of a calculation algorithm for the encryption and the...
5018196 Method for electronic transaction with digital signature  
A mediation can be requested to a computer connected to a communications network when transacting parties A and B effect an electronic transaction and trouble takes place during the transaction....
4962531 Transaction system comprising one or more host exchanges and a number of distributed terminal stations  
A transaction system comprises terminal stations which can communicate with a host exchange. In order to improve the communication, concentrators are arranged between the host exchange and the...
4926478 Method and apparatus for continuously acknowledged link encrypting  
An authentication system in which communication between two locations is provided by a continuous full duplex bidirectional communications highway, which highway is a secure link between the two...
4885777 Electronic transaction system  
An electronic transaction in which in order to improve a reliability of message certification by digital signature and enable the use of the digital signature in a formal transaction in place of...
4862501 Communications network using IC cards  
A communications network has a plurality of customer terminals and a single center terminal which are coupled through communication lines. A large scale integrated circuit is operatively coupled to...
4816655 Method and apparatus for checking the authenticity of individual-linked documents and the identity of the holders thereof  
There is described a method and an apparatus which comprises a reader for reading document characteristics, circuitry permitting the formation of a message confirming the holder identity, a...
4796297 Device for calculating a charge for a charged information signal with errors avoided in a report of the charge  
The amount of money which should be charged upon reception of a pay television signal or a like information signal, is calculated by a charging device comprising a calculator (25) for calculating...
4771460 Data processing terminal device which stores a modified decrypted data in a programmable read only memory in order to detect alteration thereof  
A data processing terminal device is on-line connected to a host computer and records on journal paper journal data obtained as a result of communication with the host computer. Data is encrypted,...
4757543 Encrypting and decrypting device which stores an algorithm in a memory  
A data processing terminal device is on-line connected to a host computer and records on journal paper journal data obtained as a result of communication with the host computer. Data is encrypted,...
4755940 Transaction security system  
An electronic funds transfer system (EFT) is described in which retail terminals located in stores are connected through a public switched telecommunication system to card issuing agencies data...
4748557 Data processing terminal device for storing encrypted journal data and decrypting the data  
A data processing terminal device is on-line connected to a host computer and records on journal paper journal data obtained as a result of communication with the host computer. Data is encrypted,...
4745267 Fraudulent card intercept system  
Credit card blanks are manufactured with a plurality of random, secure codes (24) such as randomly applied infrared readable bits. A card encoding apparatus (B) includes a secure code reader (32)...
4578530 End-to-end encryption system and method of operation  
An efficient end-to-end encryption system including key management procedures for providing secure, financial data communication between a system user at one of a plurality of transaction terminals...
4393269 Method and apparatus incorporating a one-way sequence for transaction and identity verification  
A method and apparatus for verifying both the content of a transaction and the identity of the parties thereto. The system includes a plurality of terminals connected together over a common...
4326098 High security system for electronic signature verification  
The system provides both electronic signature and message verification with a minimum of excess coding information on an instantaneous basis and is easily restartable in a store and forward...
4315101 Method and apparatus for securing data transmissions  
A method and apparatus are provided for improving the security of data transmissions between stations and for controlling secured transactions from remote locations in a data-transfer system. The...
4302810 Method and apparatus for secure message transmission for use in electronic funds transfer systems  
An electronic funds transfer system wherein it is required that a bank be reasonably guaranteed that the two parties to a retail transaction (i.e., a person and a retailer) agree on the transaction...
4264782 Method and apparatus for transaction and identity verification  
A method and apparatus whereby the senders and receivers of messages sent over a transmission system including a Host CPU may guarantee the integrity of the data content of the message and also the...
3990558 Method and apparatus for preparing and assessing payment documents  
A method and apparatus is described for preparing and assessing machine readable payment documents such as bank or postal checks to avoid fraud. The checks are prepared by enciphering the serial...
Matches 401 - 436 out of 436 < 1 2 3 4 5 6 7 8 9