IP Library › Granted Patent US 10,942,916
Granted Patent B2
US 10,942,916 · App. 16/179,907 · Granted Mar 9, 2021

Fraud prevention via database referencing

Inventor: Kohtaroh Miyamoto (Tokyo, JP)
Assignee: International Business Machines Corporation
G06F16/2365G06F16/21G06F16/2379H04L9/0637
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Quick Facts
Patent No.
US 10,942,916
App. No.
16/179,907
Granted
Mar 9, 2021
Kind
B2
Abstract

An example operation may include one or more of receiving an entry intended for a database, identifying a plurality of data fields associated with the entry, identifying a plurality of data fields associated with one or more previously committed entries, adding the entry to the database with a temporary status, determining whether one or more of the plurality of data fields associated with the entry match one or more of the plurality of data fields associated with the one or more previously committed entries, and responsive to determining whether the match occurred, determining whether to commit the entry to the database and a status to assign the entry.

Claims (58)

1. A system, comprising:

a client node configured to transmit an entry to a blockchain database;

a computing node configured to

receive the entry intended for the blockchain database;

identify a plurality of data fields associated with the entry;

identify a plurality of data fields associated with one or more previously committed entries;

add the entry to the blockchain database with a temporary status;

determine whether one or more of the plurality of data fields associated with the entry match one or more of the plurality of data fields associated with the one or more previously committed entries; and

responsive to a determination as to whether the match occurred, determine whether to commit the entry to the blockchain database and a status to assign the entry.

2. The system of claim 1 , wherein the computing node is further configured to

commit the entry to the blockchain database; and

assign the entry a rejected status when one or more of the plurality of data fields associated with the data entry match one or more of the plurality of data fields associated with the previously committed entries.

3. The system of claim 1 , wherein the computing node is further configured to

commit the entry to the blockchain database; and

assign the entry an accepted status when none of the plurality of data fields associated with the data entry match any of the plurality of data fields associated with the previously committed entries.

4. The system of claim 1 , wherein the blockchain database comprises a database blockchain.

5. The system of claim 4 , wherein the entry is added to the blockchain database with a temporary status by the computing node being configured to add the entry to a temporary storage location and when the entry is rejected the entry is committed to the blockchain with a rejected status.

6. The system of claim 4 , wherein the computing node is configured to execute a smart contract comprising instructions on whether to accept or reject the entry in the blockchain.

7. The system of claim 1 , wherein the computing node is further configured to identify whether a key data field among the plurality of data fields associated with the entry matches a key data field among the plurality of data fields associated with the one or more previously committed entries; and responsive to the key data field match occurrence, reject the entry.

8. A method, comprising:

receiving an entry intended for a blockchain database;

identifying a plurality of data fields associated with the entry;

identifying a plurality of data fields associated with one or more previously committed entries;

adding the entry to the blockchain database with a temporary status;

determining whether one or more of the plurality of data fields associated with the entry match one or more of the plurality of data fields associated with the one or more previously committed entries; and

responsive to determining whether the match occurred, determining whether to commit the entry to the blockchain database and a status to assign the entry.

9. The method of claim 8 , further comprising:

committing the entry to the blockchain database; and

assigning the entry a rejected status when one or more of the plurality of data fields associated with the data entry match one or more of the plurality of data fields associated with the previously committed entries.

10. The method of claim 8 , further comprising:

committing the entry to the blockchain database; and

assigning the entry an accepted status when none of the plurality of data fields associated with the data entry match any of the plurality of data fields associated with the previously committed entries.

11. The method of claim 8 , wherein the blockchain database comprises a database blockchain.

12. The method of claim 11 , wherein adding the entry to the blockchain database with a temporary status comprises adding the entry to a temporary storage location and when the entry is rejected committing the entry to the blockchain with a rejected status.

13. The method of claim 11 , further comprising:

executing a smart contract comprising instructions on whether to accept or reject the entry in the blockchain.

14. The method of claim 8 , further comprising:

identifying whether a key data field among the plurality of data fields associated with the entry matches a key data field among the plurality of data fields associated with the one or more previously committed entries; and

responsive to determining that the key data field match occurred, rejecting the entry.

15. A non-transitory computer readable storage medium configured to store instructions that when executed cause a processor to perform:

receiving an entry intended for a blockchain database;

identifying a plurality of data fields associated with the entry;

identifying a plurality of data fields associated with one or more previously committed entries;

adding the entry to the blockchain database with a temporary status;

determining whether one or more of the plurality of data fields associated with the entry match one or more of the plurality of data fields associated with the one or more previously committed entries; and

responsive to determining whether the match occurred, determining whether to commit the entry to the blockchain database and a status to assign the entry.

16. The non-transitory computer readable storage medium of claim 15 , wherein the processor is further configured to perform:

committing the entry to the blockchain database; and

assigning the entry a rejected status when one or more of the plurality of data fields associated with the data entry match one or more of the plurality of data fields associated with the previously committed entries.

17. The non-transitory computer readable storage medium of claim 15 , wherein the processor is further configured to perform:

committing the entry to the blockchain database; and

assigning the entry an accepted status when none of the plurality of data fields associated with the data entry match any of the plurality of data fields associated with the previously committed entries.

18. The non-transitory computer readable storage medium of claim 15 , wherein the blockchain database comprises a database blockchain.

19. The non-transitory computer readable storage medium of claim 18 , wherein adding the entry to the blockchain database with a temporary status comprises adding the entry to a temporary storage location and when the entry is rejected committing the entry to the blockchain with a rejected status.

20. The non-transitory computer readable storage medium of claim 18 , wherein the processor is further configured to perform:

executing a smart contract comprising instructions on whether to accept or reject the entry in the blockchain;

identifying whether a key data field among the plurality of data fields associated with the entry matches a key data field among the plurality of data fields associated with the one or more previously committed entries; and

responsive to determining that the key data field match occurred, rejecting the entry.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 3, 2018
From: MIYAMOTO, KOHTAROH
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 047406/0372 →
Continuity (1)
Related Publication 20200142984A1 · May 7, 2020