Central key authority database in an ABDS system
First Claim
1. A method of managing a central repository database by a Central Key Authority on behalf of a plurality of account holders and a plurality of account authorities, comprising the steps of:
- (i) maintaining in the central repository database a list of the plurality of account holders and a list of the plurality of account authorities;
(ii) associating in the central depository database, for each respective account holder;
(a) a record of information pertaining to at least one account of the respective account holder, said at least one account being maintained with a respective one of the account authorities, with(b) a public key of a public-private key pair of the respective account holder; and
(iii) acting on the information from the central depository database upon authorized request;
wherein the at least one account of the respective account holder is already associated with the public key of the respective account holder in an account database of the respective account authority, and wherein the private key of the public-private key pair of the respective account holder is used to originate digital signatures.
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Accused Products
Abstract
Managing a database of a central key authority for a plurality of account holders, each account holder having at least one account associated with a public key of a public-private key pair of that account holder, includes maintaining for each account holder a record of information pertaining to the accounts of that account holder associated with the public keys of the account holder. The information pertaining to the accounts of an account holder includes (a) a public key of a user device that generates digital signatures, and (b) third-party account identifiers each of which identifies to a third-party an account of the user that is maintained with the third-party and that has been associated with the user'"'"'s public key by the third-party.
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Citations
43 Claims
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1. A method of managing a central repository database by a Central Key Authority on behalf of a plurality of account holders and a plurality of account authorities, comprising the steps of:
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(i) maintaining in the central repository database a list of the plurality of account holders and a list of the plurality of account authorities; (ii) associating in the central depository database, for each respective account holder; (a) a record of information pertaining to at least one account of the respective account holder, said at least one account being maintained with a respective one of the account authorities, with (b) a public key of a public-private key pair of the respective account holder; and (iii) acting on the information from the central depository database upon authorized request; wherein the at least one account of the respective account holder is already associated with the public key of the respective account holder in an account database of the respective account authority, and wherein the private key of the public-private key pair of the respective account holder is used to originate digital signatures. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. A method of maintaining a Central Key Authority (CKA) computer database on behalf of a plurality of account holders and account authorities, each respective account holder having a user device, the CKA computer database being maintained by a Central Key Authority and wherein the CKA computer database is not contained in any of the user devices, comprising the steps of:
for each respective account holder; (a) storing in the CKA database a public key of a public-private key pair, wherein the user device of the respective account holder generates digital signatures using a private key of the public-private key pair, wherein the private key is maintained securely within the respective user device; and (b) associating in the CKA database at least one record of information pertaining to at least one account of the respective account holder, the at least one account being maintained with a respective one of the account authorities, wherein the respective account authority is distinct and separate from the CKA and wherein the public key of the user device has been previously associated with the at least one account of the respective account holder by the respective account authority. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43)
Specification