Abstract: A system for warranting the identity of a party over an electronic network. The system comprises a root entity and a plurality of additional entities. Each additional entity is admitted to the system after agreeing to abide by a plurality of operating rules promulgated by the root entity. The additional entities may comprise level-one participants and level-two participants. Certificate authorities maintained by level-one participants issue digital certificates to their customers. The digital certificates bind the customers to their public keys. System customers are also provided with a warranty request formatter which is adapted to formulate a request for a warranty as to the veracity of information contained in a digital certificate. The warranty request formatter is also adapted to transmit the request for the warranty to the customer's level-one participant.

Abstract: Systems and methods for facilitating electronic commerce by securely providing certificate-related and other services including certificate validation and warranty. In a preferred embodiment, these services are provided within the context of a four-corner trust model. The four-corner model comprises a buyer, or subscribing customer, and a seller, or relying customer, who engage in an on-line transaction. The buyer is a customer of a first financial institution, or issuing participant. The issuing participant operates a certificate authority and issues the buyer a hardware token including a private key and a digital certificate signed by the issuing participant. The seller is a customer of a second financial institution, or relying participant. The relying participant operates a certificate authority and issues the seller a hardware token including a private key and a digital certificate signed by the relying participant.

Abstract: Methods, apparati, and computer-readable media for providing authorization and other services. In a preferred embodiment, an authorization service includes both a messaging specification and a set of rules that govern its use. A first customer wishing to use the authorization service prepares a request that complies with the service's messaging specification and transmits it to a first participant. The first participant transmits the request to a second participant, which processes the request according to authorization information provided by a second customer and rules that have been specified for the service. The second participant then prepares a response that complies with the service's messaging specification.

Abstract: System and methods for facilitating electronic commerce by securely providing certificate-related and other services, including certificate validation and warranty services. The system services include a certificate status check service and a warranty service. The certificate status check service allows a relying customer to validate a subscribing customer's digital certificate. The warranty service allows the relying customer to receive a collateral-backed warranty that the subscribing customer's digital certificate is valid, and also confirms the ability of the subscribing customer to pay. All participants and a root entity are provided with a transaction coordinator for combining services and operations into a single transaction having the qualities of atomicity, consistency, isolation, and durability. The transaction coordinator provides a single consistent interface for certificate-status messages and requests, as well as messages and requests relating to other services.

Abstract: Systems and methods for facilitating electronic commerce by securely providing certificate-related and other services including certificate validation and warranty. In a preferred embodiment, these services are provided within the context of a four-corner trust model. The four-corner model comprises a buyer, or subscribing customer, and a seller, or relying customer, who engage in an on-line transaction. The buyer is a customer of a first financial institution, or issuing participant. The issuing participant operates a certificate authority and issues the buyer a hardware token including a private key and a digital certificate signed by the issuing participant. The seller is a customer of a second financial institution, or relying participant. The relying participant operates a certificate authority and issues the seller a hardware token including a private key and a digital certificate signed by the relying participant.

Abstract: A system and method are disclosed for providing authorization and other services. In a preferred embodiment, an authorization service is defined that includes both a messaging specification and a set of rules that govern its use. A first customer wishing to use the authorization service prepares a request that complies with the service's messaging specification and transmits it to a first participant. The first participant transmits the request to a second participant which processes the request according to authorization information provided by a second customer and rules that have been specified for the service. The second participant then prepares a response that complies with the service's messaging specification.

Abstract: Active disablement of malicious code in association with the provision of on-line financial services. The invention provides for the active detection and disablement of malicious code residing on a customer computer system used for conducting on-line financial transactions. Computer programs residing on a server of a financial institution, such as a bank, direct the download and execution of scanning software by the customer. The scanning is performed as an integral part of the on-line financial transaction process. Computer program instructions for scanning the customer computer system are activated over the network, in some embodiments, through the use of ActiveX controls.

Abstract: Disclosed is a system for warranting the identity of a party over an electronic network. The system comprises a root entity and a plurality of additional entities. Each additional entity is admitted to the system after agreeing to abide by a plurality of operating rules promulgated by the root entity. The additional entities may comprise level-one participants and level-two participants. Certificate authorities maintained by level-one participants issue digital certificates to their customers. The digital certificates bind the customers to their public keys. System customers are also provided with a warranty request formatter which is adapted to formulate a request for a warranty as to the veracity of information contained in a digital certificate. The warranty request formatter is also adapted to transmit the request for the warranty to the customer's level-one participant.

Abstract: A system and method are disclosed for providing authorization and other services. In a preferred embodiment, an authorization service is defined that includes both a messaging specification and a set of rules that govern its use. A first customer wishing to use the authorization service prepares a request that complies with the service's messaging specification and transmits it to a first participant. The first participant transmits the request to a second participant which processes the request according to authorization information provided by a second customer and rules that have been specified for the service. The second participant then prepares a response that complies with the service's messaging specification.

Abstract: A system and method for facilitating electronic commerce by securely providing certificate-related and other services including certificate validation and warranty is disclosed. In a preferred embodiment, these services are provided within the context of a four-corner trust model. The four-corner model comprises a buyer, or subscribing customer, and a seller, or relying customer, who engage in an on-line transaction. The buyer is a customer of a first financial institution, or issuing participant. The issuing participant operates a certificate authority and issues the buyer a hardware token including a private key and a digital certificate signed by the issuing participant. The seller is a customer of a second financial institution, or relying participant. The relying participant operates a certificate authority and issues the buyer a hardware token including a private key and a digital certificate signed by the relying participant.