TW202248880A - Virtual currency encrypting and monitoring system capable of improving the safety factor of virtual currency transactions and preventing occurrence of abnormal conditions - Google Patents

Abstract

The present invention relates to a virtual currency encrypting and monitoring system, which is applied in a block chain network composed of a plurality of nodes. The system comprises a client host, a security database, a monitoring system and a blacklist analysis module. After an encryption storage module in the security database encrypts and decrypts a private key, the private key is sent back to the client host through a block chain private key generation module and a wallet service host so as to complete the private key encryption operation. In addition, the blacklist analysis module in the monitoring system is used to determine whether a destination address of a currency is eligible for withdrawal. Then, a block chain query module, a DB serial connection query module, and a deposit/withdrawal analysis module in the monitoring system are used to perform withdrawal and transfer operations and digital currency transaction monitoring operations. Through the security database, the monitoring system and the blacklist analysis module, the safety factor of virtual currency transactions can be improved. At the same time, through monitoring, specific digital currency addresses can be monitored to prevent occurrence of abnormal conditions.

Description

Virtual currency encryption and monitoring system

The invention is a virtual currency system, especially a virtual currency encryption and monitoring system.

Generally speaking, the traditional transaction mode mainly adopts the behavior of cash payment, but with the advancement of the times and technology, the emergence of various transaction payment methods such as financial cards, credit cards, electronic wallets, virtual currencies, etc., allows people to pay in the existing There is less physical currency in the transaction amount; however, the massive popularization of smart mobile devices (mobile devices) has become an indispensable tool for life, storing credit card information on mobile devices, or using electronic devices on mobile devices It is possible to avoid carrying a large number of credit cards, cash and other physical items when using a wallet to make consumer payments, which really reduces the cost of currency withdrawal and increases the convenience of life.

In recent years, with the emergence of virtual transaction payment methods such as Bitcoin, Litecoin, Ripple, etc., virtual currency has paid more attention to the efficiency and security of transactions. The so-called virtual currency refers to the use of digital accounting instead of cash The currency system for transactions, for example, consumers do not need to carry a large amount of cash, and merchants do not need to manually count cash at the same time. The transaction process is mainly completed through financial institutions or P2P systems. Quite weak, and the trading platform is usually a website, and most websites are vulnerable to hacker attacks, resulting in low security. In addition, because virtual currency is a virtualized currency rather than physical currency, it cannot be touched by ordinary consumers . Therefore, how to strengthen the security of virtual currency transactions and monitor the correctness of transaction records is the problem to be solved by the present invention.

The detailed features and advantages of the present invention are described in detail below in the implementation mode, and its content is enough to make any person familiar with the related art understand the technical content of the present invention and implement it accordingly, and according to the content disclosed in this specification, the scope of the patent application and the drawings , anyone skilled in the art can easily understand the purpose and advantages of the present invention.

The main purpose of the present invention is to improve the safety factor of virtual currency transactions through the security database, monitoring system and blacklist analysis module, and at the same time monitor specific digital currency addresses to prevent abnormal conditions from occurring.

To achieve the above purpose, the present invention is a virtual currency encryption and monitoring system, which is applied in a block chain network composed of multiple nodes. The system includes: a client host, which is connected to a wallet service host and sends an Requirements for transaction addresses; a security database, including: a block chain private key generation module, a block chain signature module and an encrypted storage module, wherein the block chain private key generation module is based on the establishment of a transaction The address needs to generate a private key, the encryption storage module encrypts and decrypts the private key, and then sends it back to the client host through the block chain private key generation module and the wallet service host to complete a private key encryption operation ; A monitoring system, comprising: a block chain query module, a DB serial connection query module, a currency withdrawal analysis module and a blacklist analysis module, wherein the blacklist analysis module is based on the client host According to the withdrawal requirements, the blacklist comparison of the withdrawal destination addresses is performed to determine whether the address is eligible for withdrawal. The decrypted private key digitally signs the coin withdrawal request, and the signed coin withdrawal request is sent back to the wallet service host for execution, and at the same time, the transaction record is sent to the corresponding node for broadcast to complete a coin withdrawal Transfer operation, in addition, the blockchain query module links and scans the withdrawal/deposit information of all digital currency addresses stored in each node, and the withdrawal/deposit information through the blockchain query module Perform filtering and store the coin withdrawal/deposit information to be monitored into a database, the DB serial query module receives the coin withdrawal/deposit information of the client host in the wallet service host, and stores it into a database database, and then the coin-in/withdrawal analysis module compares the coin-in / coin-in information from the wallet service host in the database with the coin-in / coin-in information that needs to be monitored in each node match to complete a digital currency transaction monitoring operation.

According to one embodiment of the present invention, it further includes an ELK (ElasticSearch, Logstash, Kibana) data visualization module, which is connected to the database and performs the withdrawal/deposit information based on the coin withdrawal/deposit information and the client terminal coin withdrawal/deposit information. Visualize the analysis and present it as a chart, table or map.

According to an embodiment of the present invention, the coin withdrawal/deposit information includes: a transaction object, a transaction virtual currency type, a transaction time and a transaction amount.

According to an embodiment of the present invention, the blacklist analysis module is provided with a storage module for storing multiple blacklist addresses.

According to an embodiment of the present invention, the analysis module for depositing and withdrawing coins is further connected with a warning module, and the warning module is based on the fact that the withdrawal/deposit information of the client does not match the condition of the withdrawal/deposit information of the client , a warning message is issued.

According to an embodiment of the present invention, wherein the blacklist analysis module compares the withdrawal address according to the withdrawal and transfer requirements of the client host and finds that it does not meet the decipherable address, the withdrawal and transfer requirements are returned to the client host.

The implementation of the present invention will be described by specific examples below, and those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification.

The structures, proportions, sizes, etc. shown in the drawings attached to this specification are only used to match the content disclosed in the specification, for the understanding and reading of those who are familiar with this technology, and are not used to limit the implementation of the present invention Conditions, so it has no technical substantive meaning, any modification of structure, change of proportional relationship or adjustment of size, without affecting the effect and purpose of the present invention, should still fall within the scope of the present invention. The disclosed technical content must be within the scope covered. At the same time, terms such as "a", "two", and "upper" quoted in this specification are only for the convenience of description, and are not used to limit the scope of the present invention. Changes in their relative relationships or Adjustment, without substantive changes in technical content, should also be regarded as the scope of implementation of the present invention.

Please refer to FIG. 1, which is a schematic diagram of the system architecture of a preferred embodiment of the present invention. At the same time, refer to FIG. 2, FIG. 3, FIG. 4 and FIG. Schematic diagram of system architecture for list comparison, system architecture diagram for currency withdrawal and transfer operations, and system architecture diagram for digital currency transaction monitoring operations.

The present invention is a virtual currency encryption and monitoring system, which is applied in a block chain network 5 composed of a plurality of nodes 50. The system 1 mainly includes: a client host 10, a security database 11, a monitoring system 12 and a black box. The list analysis module 13, in which the client host 10 is mainly used to connect to a wallet service host 2 and issue a request for establishing a transaction address. The security database 11 mainly includes a block chain private key generation module 110, a block chain signature module 112 and an encrypted storage module 114, wherein the block chain private key generation module 110 establishes a transaction according to the client host 10 The address needs to generate a private key. The encryption storage module 114 encrypts and decrypts the private key, and then sends it back to the client host 10 through the block chain private key generation module 110 and the wallet service host 2 to complete a private key encryption operation. (Refer to Figure 2). In addition, it can be seen from FIG. 3 with reference to FIG. 1 that the blacklist analysis module 13 mainly obtains the destination address of the currency withdrawal by the wallet service host 2 according to the demand of the client host 10 for withdrawing coins. At this time, the blacklist analysis module 13 The storage module 130 of the storage module 130 loads multiple blacklist addresses, and compares the destination address of the currency withdrawal with the multiple blacklist addresses to determine whether it meets the address that can be withdrawn. When the destination address of the currency withdrawal is analyzed by the blacklist analysis module When the group 13 does not match the existing blacklist addresses, it means that the destination address of the currency is not on the blacklist, so it meets the addresses that can be withdrawn, and the matching destination address of the currency is passed through the security database 11 The block chain signature module 112 uses the decrypted private key to digitally sign the demand for coin withdrawal according to the demand for coin withdrawal. The wallet service host 2 executes, and at the same time transmits the transaction record to the corresponding node 50 for broadcasting to complete the above-mentioned coin withdrawal and transfer operation. Conversely, when the blacklist analysis module 13 compares the withdrawal address according to the withdrawal and transfer requirements of the client host 10 to a decipherable address (that is, a blacklist address), the withdrawal and transfer requirements are returned to the client The host computer 10 further terminates the coin withdrawal transfer operation for the coin withdrawal destination address.

Furthermore, for the digital currency transaction monitoring operation, please refer to FIG. 4 and it can be known that the monitoring system 12 includes: a block chain query module 120, a DB serial connection query module 121 and an analysis module 122 for withdrawing coins. In the aforementioned monitoring system 12 The blockchain query module 120 mainly connects and scans all the withdrawal/deposit information with digital currency addresses stored in each node 50. The so-called withdrawal/deposit information may include transaction objects, transaction virtual currency types, transaction The time and transaction amount are then filtered through the blockchain query module 120 for the aforementioned coin withdrawal/deposit information, and the coin withdrawal/deposit information to be monitored is filtered out, and then stored in the database 124 . In addition, the aforementioned DB serial connection query module 121 is mainly to receive the withdrawal/deposit information of the client host 10 in the wallet service host 2. The so-called withdrawal/deposit information may include transaction objects, transaction The type of virtual currency, transaction time and transaction amount, and store the withdrawal/deposit information of the client host 10 into the database 124. As can be seen from the above, the database 124 stores the withdrawal/deposit information from the wallet service host 2 information and the coin withdrawal/deposit information that need to be monitored from each node 50, the so-called coin withdrawal/deposit information that needs to be monitored mainly refers to the coin withdrawal/deposit information that conforms to the transaction records of the client host 10, and then, the withdrawal The currency analysis module 122 compares the coin withdrawal/entry information in the wallet service host 2 with the coin withdrawal/entry information to be monitored in each node. The so-called coincidence is mainly for the wallet service host 2 Whether the transaction object, transaction virtual currency type, transaction time and transaction amount are consistent with the transaction records of the transaction object, transaction virtual currency type, transaction time and transaction amount in the node 50 that need to be monitored.

To further illustrate, the aforementioned analysis module 122 is connected with a warning module 1220, and the warning module 1220 is based on the coin withdrawal/deposit information in the wallet service host 2 and the coin withdrawal/deposit information to be monitored in each node 50 If the conditions are not met, a warning message will be issued.

The above-mentioned security database 11, monitoring system 12 and blacklist analysis module 13 are used to improve the safety factor during virtual currency transactions. At the same time, through monitoring, specific digital currency addresses can be monitored to prevent abnormal conditions from occurring.

Also refer to FIG. 5 , which is a schematic diagram of the system architecture for importing the ELK data visualization module of the present invention. In addition to the coin entry and withdrawal analysis module 122 in the monitoring system 12, which can compare the coin withdrawal/entry information in the wallet service host 2 with the coin withdrawal/entry information that needs to be monitored in each node, it can also import ELK (ElasticSearch , Logstash, Kibana) data visualization module 4, the ELK data visualization module 4 is connected to the database 124 and carried out according to the coin withdrawal/deposit information in the wallet service host 2 and the coin withdrawal/deposit information to be monitored by each node 50 Visualize the analysis and present it as a chart, table or map.

The above-mentioned embodiments are only illustrative to illustrate the principles and effects of the present invention, and are not intended to limit the present invention. Anyone skilled in the art can modify the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention should be listed as the scope of patent application mentioned later.

10: System 1 client host 11:Safety database 110:Blockchain private key generation module 112: Blockchain signature module 114:Encrypted storage module 12: Monitoring system 120:Blockchain query module 121:DB serial query module 122:Coin input and withdrawal analysis module 1220: warning module 124: database 13: Blacklist analysis module 130: storage module 2: wallet service host 4: ELK data visualization module 5: Blockchain network 50: node

Fig. 1 is a schematic diagram of the system architecture of a preferred embodiment of the present invention.

Fig. 2 is a schematic diagram of the system architecture of the private key encryption operation of the present invention.

Fig. 3 is a schematic diagram of the system architecture of the blacklist comparison and coin transfer operation of the present invention.

FIG. 4 is a schematic diagram of the system architecture of the digital currency transaction monitoring operation of the present invention.

Fig. 5 is a schematic diagram of the system architecture of the present invention importing the ELK data visualization module.

1: system

10: Client host

11:Safety database

110:Blockchain private key generation module

112: Blockchain signature module

114:Encrypted storage module

12: Monitoring system

120:Blockchain query module

121:DB serial query module

122:Coin input and withdrawal analysis module

1220: warning module

124: database

13: Blacklist analysis module

2: wallet service host

5: Blockchain network

50: node

Claims (6)

A virtual currency encryption and monitoring system, applied in a block chain network composed of multiple nodes, the system includes: A client host, which connects to a wallet service host and issues a request for establishing a transaction address; A security database, including: a block chain private key generation module, a block chain signature module and an encrypted storage module, wherein the block chain private key generation module generates a private key, the encryption storage module encrypts and decrypts the private key and sends it back to the client host through the block chain private key generation module and the wallet service host to complete a private key encryption operation; A monitoring system, comprising: a block chain query module, a DB serial connection query module, an input and withdrawal analysis module and a blacklist analysis module, wherein the blacklist analysis module is based on the Withdrawal requirements, carry out the blacklist comparison of the destination address of the currency to determine whether it meets the address that can be withdrawn, and if it meets the address that can be withdrawn, the blockchain signature module will use the The decrypted private key digitally signs the coin withdrawal request, and the signed coin withdrawal request is sent back to the wallet service host for execution, and the transaction record is sent to the corresponding node for broadcast to complete a coin transfer In addition, the blockchain query module links and scans the withdrawal/deposit information of all digital currency addresses stored in each node, and the withdrawal/deposit information is processed by the blockchain query module Filter and store the coin withdrawal/deposit information to be monitored into a database, the DB serial query module receives the coin withdrawal/deposit information of the client host in the wallet service host, and stores it in a database , and then the coin-in/withdrawal analysis module compares the coin-in/coin-in information from the wallet service host in the database with the coin-in/coin-in information to be monitored in each node to see if they match To complete a digital currency transaction monitoring operation. The virtual currency encryption and monitoring system as described in claim 1 further includes an ELK (ElasticSearch, Logstash, Kibana) data visualization module, which is linked to the database and based on the currency withdrawal/deposit information and the client terminal. Perform visual analysis of currency/deposit information and present it in the form of charts, tables or maps. The virtual currency encryption and monitoring system as described in Claim 1, wherein the currency withdrawal/deposit information includes: a transaction object, a transaction virtual currency type, a transaction time and a transaction amount. The virtual currency encryption and monitoring system as described in Claim 1, wherein the blacklist analysis module is provided with a storage module for storing multiple blacklist addresses. The virtual currency encryption and monitoring system as described in claim 1, wherein the analysis module for entering and withdrawing coins is further connected to a warning module, and the warning module is based on the information of withdrawing/depositing coins in the wallet service host and each node When the withdrawal/deposit information that needs to be monitored does not meet the conditions, a warning message will be issued. The virtual currency encryption and monitoring system as described in claim 1, wherein the blacklist analysis module conducts a coin withdrawal address comparison based on the coin withdrawal and transfer requirements of the client host and finds that the address does not meet the decipherable address, then withdraws the coin and transfers The request is returned to the client host.

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