KR102031716B1 - Financial transaction processing system using doubleness coin - Google Patents

Abstract

Financial transaction processing system using a dual coin according to the technical aspect of the present invention is a branch coin exchange server which is located in the master coin exchange that manages the master coin for transactions between countries, the branch coin exchange of a specific country of a plurality of countries When a financial transaction processing message is received from a user terminal or from a user terminal, a branch coin of the corresponding country may be set for each of a plurality of countries and a master coin exchange server that processes financial transactions using the master coin according to the type of the financial transaction processing message. Located in the managed branch coin exchange, when receiving the financial processing request message using the branch coin from the user terminal, according to the type of the financial transaction processing request message in conjunction with the master coin exchange server to process the financial transaction or the internal Bro Using a coin value and a plurality of coin-branch exchange server that handles the financial transaction.

Description

Financial Transaction Processing System using Double Coin {FINANCIAL TRANSACTION PROCESSING SYSTEM USING DOUBLENESS COIN}

The present invention relates to a financial transaction processing system using a double coin.

When money was not available, barter was exchanged, coins and banknotes were created over time, and the development of technology and digitization gradually led to the emergence of new money concepts such as virtual currency. Unlike real currency (coins, banknotes), such virtual currency literally means virtual currency without an entity in the virtual environment.

There are about 700 types of cryptocurrencies, including 'Bitcoin', which was first developed in 2008. In addition, other cryptocurrencies that are relatively actively traded are Ethereum, Ripple, Dash and Litecoin. And 'Nem'. Virtual currency other than Bitcoin is also called Altcoin.

Credit cards and various simple payments can be used for cash flows from the payment account deposited on the bank account and by bank transfer.

Such trading of cryptocurrency is operated in domestic cryptocurrency exchanges such as 'Cobit', 'Bitsome', and 'Coin One'. The trading exchange consists of a system that purchases the desired cryptocurrency by depositing the amount corresponding to the user's virtual account, and allows the virtual currency to be stored and traded in the electronic wallet.

However, most virtual currencies are only traded on cryptocurrency exchanges, and it is hard to find commercial uses. Coins such as Ethereum and Nem actively provide a platform environment that supports smart contracts, but the platform is still very abstract and complex, which makes it difficult to apply to general business.

In addition, unlike the nominal currency of the institutional sphere, the value of money may be lost due to devaluation of the currency, decrease in the number of users, and sanctions at the government level, and there is a problem in that loss due to the absence of a stable profit base is high.

An object of the present invention is to provide a financial transaction processing system using a double coin that can be used for commercial purposes as well as functions as a domestic and international currency.

In addition, an object of the present invention is to provide a financial transaction processing system using a double coin that can be used to convert to other types of virtual currency or support international remittance and overseas payment by using the master coin, which is the basis of international financial transactions. do.

In addition, an object of the present invention is to provide a financial transaction processing system using a double coin to be able to process financial transactions in the country by using a branch coin serving as a local currency of the country for each country.

In addition, the present invention enables the master coin exchange and the branch coin exchange to operate independently and exclusively with each other to enable mutual trading with other virtual currencies using the master coin, the branch coin is a dual coin that can be used only in the corresponding country It is an object to provide a financial transaction processing system used.

The above objects and various advantages of the present invention will become more apparent from the preferred embodiments of the present invention by those skilled in the art.

Among the embodiments, the financial transaction processing system using the dual coin is located on a master coin exchange that manages master coins for transactions between countries, from a branch coin exchange server located on a branch coin exchange of a specific country among a plurality of countries or by a user. When the financial transaction processing message is received from the terminal, a branch for managing a branch coin of the corresponding country for each of a plurality of countries and a master coin exchange server processing the financial transaction using the master coin according to the type of the financial transaction processing message. Located in the coin exchange, when receiving a financial processing request message using a branch coin from the user terminal, according to the type of the financial transaction processing request message to process the financial transaction in conjunction with the master coin exchange server or the branch coin in the Use And a plurality of branch coin exchange servers to process financial transactions.

Means for solving the above problems do not enumerate all the features of the present invention. Various means for solving the problems of the present invention will be understood in more detail with reference to specific embodiments of the following detailed description.

According to one embodiment of the present invention, there is an advantage that can be utilized for commercial purposes as well as functions as a currency between domestic and international.

In addition, according to an embodiment of the present invention, there is an advantage that can be converted to another kind of virtual currency or support overseas remittance and overseas payment by using the master coin, which is the basis of international financial transactions.

In addition, according to an embodiment of the present invention, there is an advantage in that it is possible to process financial transactions in a corresponding country by using a branch coin serving as a local currency of the corresponding country for each country.

In addition, according to an embodiment of the present invention, by allowing the master coin exchange and the branch coin exchange to operate independently and exclusively with each other, it is possible to mutually trade with other virtual currencies using the master coin, the branch coin is only available in the country There is an advantage.

1 is a network diagram illustrating a financial transaction processing system using a double coin according to an embodiment of the present invention.
2 is an exemplary diagram for describing a data structure of a block of a master coin according to an embodiment of the present invention.
3 to 5 are exemplary diagrams for explaining a data structure of a transaction of a master coin according to an embodiment of the present invention.
6 is an exemplary diagram for explaining a data structure of a wallet of a master coin according to an embodiment of the present invention.
7 is an exemplary diagram for explaining a data structure of a branch coin according to an embodiment of the present invention.
8 to 10 are exemplary diagrams for explaining a data structure of a transaction of a branch coin according to an embodiment of the present invention.
11 is an exemplary diagram for explaining a data structure of a wallet of a branch coin according to an embodiment of the present invention.
12 is a diagram for explaining a country code of a branch coin according to an embodiment of the present invention.
13 is a flowchart illustrating a process of generating a wallet address of a master coin according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

However, embodiments of the present invention may be modified in various other forms, and the scope of the present invention is not limited to the embodiments described below. In addition, the embodiments of the present invention are provided to more completely explain the present invention to those skilled in the art.

The meaning of the terms described in the present invention will be understood as follows.

Singular expressions should be understood to include plural expressions unless the context clearly indicates otherwise, and terms such as "comprise" or "have" refer to features, numbers, steps, operations, components, parts, or parts thereof described. It is to be understood that the combination is intended to be present and does not exclude in advance the possibility of the presence or addition of one or more other features or numbers, steps, operations, components, parts or combinations thereof.

The present invention can be embodied as computer readable code on a computer readable recording medium, and the computer readable recording medium includes all kinds of recording devices in which data can be read by a computer system. . Examples of computer-readable recording media include ROMs, RAMs, CD-ROMs, magnetic tapes, floppy disks, optical data storage devices, and the like, and program structures that can be downloaded via the Internet (for example, smartphones). It may also be implemented in the form of (such as the application). The computer-readable recording medium can also be distributed over network coupled computer systems and thus can include the form of computer-readable code in a distributed computing fashion.

All terms used herein have the same meaning as commonly understood by one of ordinary skill in the art unless otherwise defined. Generally, the terms defined in the dictionary used are to be interpreted as being consistent with the meanings in the context of the related art, and should not be interpreted as having ideal or excessively formal meanings unless clearly defined in the present invention.

As used herein, the term "master coin" is a coin for transactions between countries, and is used as a medium for transactions between branch coins. Master Coin is listed on the International Cryptocurrency Exchange and can be traded internationally with Bitcoin, Ethereum, Litecoin, Dash, and Ripple.

As used herein, the term "branch coin" is a coin in charge of a local currency of a corresponding country for each of a plurality of countries. Only branch coins of a specific country can be traded through a specific country's cryptocurrency exchange.

1 is a network diagram illustrating a financial transaction processing system using a double coin according to an embodiment of the present invention.

Referring to FIG. 1, a financial transaction processing system using dual coins includes a master coin exchange server 100 and a plurality of branch coin exchange servers 200_1 to 200_N.

The master coin exchange server 100 is a server located in a master coin exchange that manages master coins for transactions between countries.

The information of the master coin is stored in the block of the master coin, and the block of the master coin is coin intrinsic properties such as coin trading, block, mining, blockchain, distributed ledger, etc., like existing Bitcoin and Ethereum. All have similar characteristics but are not identical. The field of the block header of the master coin may be composed of 2 bytes of version information, 32 bytes of previous block hash, 32 bytes of Mercule, 4 bytes of time stamp, 1 byte of difficulty target, and 4 bytes of nonce.

The master coin exchange server 100 generates a wallet address of the master coin and stores the wallet address in the block of the master coin of the blockchain of the blockchain server (not shown). The wallet address of the master coin consists of 34 digits and letters.

When the master coin exchange server 100 receives the financial transaction processing message from the branch coin exchange server 200_1 located in the branch coin exchange of a specific country among the plurality of branch coin exchange servers 200_1 to 200_N, Depending on the type, the financial transaction is processed using the master coin.

In one embodiment, the master coin exchange server 100 when the financial transaction processing message received from the specific branch coin exchange server 200_1 among the plurality of branch coin exchange servers 200_1 to 200_N instructs the exchange of currency into a specific currency. In addition, branch coins can be exchanged for a specific currency using a master coin as a medium.

At this time, the master coin exchange server 100 may determine the exchange rate using [Equation 1] below, and then exchange the branch coin with a specific currency based on the master coin according to the exchange rate.

[Equation 1]

For example, the master coin exchange server 100 is a financial transaction processing message received from a specific branch coin exchange server 200_1 of a plurality of branch coin exchange server (200_1 ~ 200_N) is a branch coin to the branch coin of another country When instructing the exchange, it is possible to exchange branch coins into master coins and then exchange the master coins into branch coins of other countries.

In the above embodiment, the master coin exchange server 100 is deducted by the branch coin requested to exchange money in the wallet of the branch coin, and exchanges the deducted branch coin into a master coin and then converts it into a specific currency using the master coin. Can be.

In addition, since the master coin exchange server 100 uses a distributed book based on the blockchain in the blockchain server (not shown), the master coin exchange server 100 verifies the block of the master coin.

The master coin exchange server 100 proves the block of the master coin using Equation 2 below to verify the block by the proof of work (PoW) method, and proves the equity after a predetermined time elapses. In order to verify the block by the (PoS: Proof of Stake) method, the block of the master coin is proved using Equation 3 below.

At this time, the master coin exchange server 100 proves the block of the master coin using not only proof of work but also proof of equity, because the proof of currency of the proof of work method such as Bitcoin is rapidly increasing due to the mismatch of supply and demand. This can cause increasing deflation.

[Equation 2]

h (h (n-1 th block header || nonce)) <f (D)

h: hash function,

n: block height,

nonce: number of 32bits, incremented by 1

D: Difficulty,

f: target value calculation function

[Equation 3]

h (h (n-1 th block header || nonce)) ≤f (bal (A), D)

h: hash function,

n: block height,

nonce: number of 32bits, incremented by 1

D: Difficulty,

bal (A):% stake held by A

f: target value calculation function

The plurality of branch coin exchange servers 200_1 to 200_N are servers located in branch coin exchanges that manage branch coins of a corresponding country for each of a plurality of countries.

The branch coin information is stored in the block of the branch coin. The block of the branch coin is 2 byte version information, 32 byte previous block hash, 32 byte mercruit, 4 byte time stamp, 1 byte difficulty target, and 4 byte. It can consist of a nonce.

The transaction data structure of the branch coin is composed of at least one of an identifier, a sender, a destination, a type, a total amount, a time stamp, a checksum, a version, a script signing a specific message with a private key, and a message.

The type determines a type of a transaction. If the type is currency, the type of the transaction is interpreted as performing a currency function, and the content of the message is determined as a general message.

In addition, if the type is a smart contract (SmartContract), the type of transaction is interpreted to perform another function in addition to the function of money.If the type is a smart contract, the message is a script code, an Internet web address, and an encrypted contract. It can be either.

Each of the plurality of branch coin exchange servers 200_1 to 200_N stores the private key, the public key, the wallet address of the branch coin, and the amount of branch coin held for each wallet of the branch coin, among the block chains of the block chain server (not shown). Store in

To this end, each of the plurality of branch coin exchange servers 200_1 to 200_N generates a wallet address of the branch coin, and the wallet address of the branch coin is composed of 37 digits and a string.

The branch coin's wallet address is three digits longer than the master coin's wallet address. These three digits are two domain codes and one checksum. The domain code has been added for easy identification of the country where the branch coin is used, and the domain code is capitalized. For example, Korea may be referred to as KR, Japan as JP, China as CN, and the like.

Therefore, it is easy to know which country's coin is the coin in the branch coin's wallet only by looking at the wallet address of the branch coin.

In addition, each of the plurality of branch coin exchange servers 200_1 to 200_N immediately deducts a corresponding branch coin from the wallet of the branch coin when converting a certain amount of branch coin in the wallet of the branch coin into a paper wallet at the request of the user.

Then, each of the plurality of branch coin exchange servers 200_1 to 200_N stores information about a private key, a coin holding amount, and the like of the paper wallet in a block of branch coins among blockchains of a blockchain server (not shown). As described above, since the contents of the paper wallet are stored in the blockchain, the paper wallet can be converted into a branch coin later.

In addition, each of the plurality of branch coin exchange servers 200_1 to 200_N exchanges paper wallets with branch coins at the request of the user, and the paper wallets are stored in the block of the branch coins among the block chains of the blockchain server (not shown). The information can be used to exchange branch coins for held coins in the paper wallet.

When the plurality of branch coin exchange servers 200_1 to 200_N receive the financial processing request message using the branch coin from the user terminal (not shown), the plurality of branch coin exchange servers 200_1 to 200_N interwork with the master coin exchange server 100 according to the type of the financial transaction processing request message. Process a financial transaction or process the financial transaction using the branch coin therein.

In one embodiment, each of the plurality of branch coin exchange server (200_1 ~ 200_N) processes the financial transaction in conjunction with the master coin exchange server 100 when the financial transaction processing request message instructs overseas remittance or overseas payment.

More specifically, each of the plurality of branch coin exchange servers 200_1 to 200_N provides a financial transaction processing message for instructing overseas remittance or overseas payment to the master coin exchange server 100, and finances from the master coin exchange server 100. Receives a processing result message for the transaction processing message and provides it to the corresponding user terminal.

In another embodiment, each of the plurality of branch coin exchange servers 200_1 to 200_N processes a financial transaction internally using the branch coin when the financial transaction processing request message indicates a domestic remittance, a domestic payment, or a purchase price payment. do.

More specifically, each of the plurality of branch coin exchange servers 200_1 to 200_N is deducted by the amount of the branch coin requested from the wallet of the branch coin based on the financial transaction processing request message, and then uses domestic branch remittance, domestic payment or Process the purchase payment.

In addition, since each of the plurality of branch coin exchange servers 200_1 to 200_N uses a distributed ledger based on a blockchain in a blockchain server (not shown), the branch coin blocks are verified.

Each of the plurality of branch coin exchange servers 200_1 to 200_N proves the block of the branch coin using Equation 4 below to verify the block by the proof of work (PoW) method. In order to verify the block by the proof of activity (PoA) method, the block of the branch coin is proved using Equation 5 below.

[Equation 4]

h (n-1 th block header || nonce) <f (D)

h: hash function,

n: block height,

nonce: number of 32bits, incremented by 1

D: Difficulty,

f: target value calculation function

[Equation 5]

h (n-1 th block header || nonce) <f (D ')

h: hash function,

n: block height,

nonce: number of 32bits, incremented by 1

D ': Difficulty lower than D in [Equation 4],

f: target value calculation function

2 is an exemplary diagram for describing a data structure of a block of a master coin according to an embodiment of the present invention.

Referring to Figure 2, the information of the master coin is stored in the block of the master coin, the block of the master coin is a coin, such as trading, block, mining, block chain, distributed ledger, such as existing Bitcoin, Ethereum All of the properties are similar to the intrinsic properties of but are not identical.

The fields in the block header of the master coin are 2 bytes of version information, 32 bytes of previous block hash, 32 bytes of Markroot, 4 bytes of Timestamp, 1 byte of Difficulty Target, and It can consist of 4 bytes of nonce.

The version information refers to the version number for tracking software / protocol upgrades, the previous block hash refers to the reference information of the hash of the previous block in the chain, and the Mercut means the hash of the root of the Merkle Tree of the block transaction. The timestamp means an approximate generation time of the block, the difficulty target means a difficulty target for the block proofing algorithm, and the nonsense means a counter used for the proof of proof algorithm.

3 to 5 are exemplary diagrams for explaining a data structure of a transaction of a master coin according to an embodiment of the present invention.

3 to 5, the transaction structure of the master coin according to the type of transaction (ID), From (From), To (To), Amount, Timestamp, Checksum (checksum) ), A version, a script sign that signs a specific message with a private key, and a message.

As shown in FIG. 3, in the case of a transceiving transaction of a branch coin, the data structure of the transaction is composed of an identifier, a sender, a destination, a type, a total amount, a timestamp, a checksum, a version, a script sign and a message of a specific message signed by a private key.

In the case of a transmission transaction of a branch coin as shown in FIG. 4, the data structure of the transaction is composed of an identifier, a destination, a total amount, a type stamp, a checksum, and a version.

In the case of a receive transaction of a branch coin, as shown in FIG. 5, the data structure of the transaction is composed of an identifier, a sender, a total amount, a type stamp, a checksum, and a version.

6 is an exemplary diagram for explaining a data structure of a wallet of a master coin according to an embodiment of the present invention.

Referring to FIG. 6, the data structure of the wallet of the master coin is composed of an address, a total amount, a type stamp, a checksum, and a version. At this time, the wallet address of the master coin is 34 digits and consists of numbers and letters.

7 is an exemplary diagram for explaining a data structure of a branch coin according to an embodiment of the present invention.

Referring to FIG. 7, branch coin information is stored in a block of branch coin, and the block of branch coin is 2 byte version information, 32 byte previous hash, and 32 byte mark root. , 4 bytes of Timestamp, 1 byte of Difficulty Target, and 4 bytes of Nonce.

The version information refers to the version number for tracking software / protocol upgrades, the previous block hash refers to the reference information of the hash of the previous block in the chain, and the Mercut means the hash of the root of the Merkle Tree of the block transaction. The timestamp means an approximate generation time of the block, the difficulty target means a difficulty target for the block proofing algorithm, and the nonsense means a counter used for the proof of proof algorithm.

8 to 10 are exemplary diagrams for explaining a data structure of a transaction of a branch coin according to an embodiment of the present invention.

Referring to FIGS. 8 to 10, the transaction structure of the branch coin may include an identifier (ID), a sender, a sender, a receiver, a type, amount, and a timestamp according to the type of transaction. , At least one of a checksum, a version, a ScriptSign that signs a specific message with a private key, and a message.

As shown in FIG. 8, in the case of a transaction for sending / receiving a branch coin, the data structure of the transaction includes an identifier, a sender, a destination, a type, a total amount, a timestamp, a checksum, a version, and a script sign that signs a specific message with a private key.

The type determines the type of transaction. If the type is currency, the type of transaction is interpreted as performing a currency function, the contents of the message are determined as a general message, and the type is a smart contract. ), The type of transaction is interpreted as performing another function in addition to the function of money. If the type is a smart contract, the message may be any one of a script code, an internet web address, and an encrypted contract.

In the case of a transmission transaction of a branch coin, as shown in FIG. 9, the data structure of the transaction is composed of an identifier, a destination, a total amount, a time stamp, a checksum, and a version.

In the case of a receive transaction of a branch coin, as shown in FIG. 10, the data structure of the transaction is composed of an identifier, a sender, a total amount, a time stamp, a checksum, and a version.

11 is an exemplary diagram for explaining a data structure of a wallet of a branch coin according to an embodiment of the present invention. 12 is a diagram for explaining a country code of a branch coin according to an embodiment of the present invention.

Referring to FIG. 11, the data structure of a wallet of a branch coin is composed of an address, a total amount, a type stamp, a checksum, and a version.

At this time, the branch coin wallet address is 37 digits, and includes a number, a letter, a domain code indicating the type of the country where the branch coin is used, and a checksum. The branch coin's wallet address is three digits longer than the master coin's wallet address.

These three digits are two domain codes and one checksum. The domain code has been added for easy identification of the country where the branch coin is used, and the domain code is capitalized. For example, Korea may be referred to as KR, Japan as JP, China as CN, and the like.

As shown in FIG. 11, "KR" in the address "1CWURjttpjTraJt7nTYhP5Wfbz3n3iq3pU KR 5" means a domain code. This domain code may be changed according to the country where the branch coin is used as shown in FIG. 12.

13 is a flowchart illustrating a process of generating a wallet address of a master coin according to an embodiment of the present invention.

Referring to FIG. 13, the master coin exchange server 100 receives a public key (step S101).

The master coin exchange server 100 applies the public key to the multiple hash algorithm (step S102).

In one embodiment for step S102, master coin exchange server 100 applies a multiple hash algorithm using SHA256 or X11. SHA256 is a cryptographic hash function adopted by US NIST as a standard and corresponds to SHA-2 type. X11 is a multiple hash algorithm using 11 algorithms. X11 is a hash algorithm that Dash uses today because it is very difficult to develop it as an ASIC.

The master coin exchange server 100 generates a message summary (step S103).

In one embodiment for step S103, the master coin exchange server 100 generates a message digest using RIPEMD160. RIPEMD160 is a cryptographic hash algorithm developed based on MD4 and generates a 160-bit message digest.

The master coin exchange server 100 generates a public key hash (step S104).

The master coin exchange server 100 encodes the public key hash (step S105).

In one embodiment for step S105, the master coin exchange server 100 encodes the public key hash using Base58Check. Base58Check adds additional security against Base58-based encoding algorithms, typos, and data entry errors.

The master coin exchange server 100 generates a wallet address of the master coin (step S106).

Description of the present invention described above is only an embodiment for structural or functional description, the scope of the present invention should not be construed as limited by the embodiments described in the text. That is, the present invention is not limited by the above-described embodiments and the accompanying drawings, but is defined by the following claims, and the configuration of the present invention may be modified in various ways without departing from the technical spirit of the present invention. As the embodiments of the present invention can be changed and modified, various modifications are possible and may have various forms. Accordingly, the scope of the present invention should be understood to include equivalents that can realize the technical idea.

100: master coin exchange server
200_1-200_N: Branch Coin Exchange Server

Claims (10)

When the financial transaction processing message is received from a branch coin exchange server located in a master coin exchange that manages master coins for transactions between countries and located in a branch coin exchange of a specific country among a plurality of countries, or from a user terminal, the financial transaction processing is performed. A master coin exchange server for processing a financial transaction using the master coin according to the type of message; And
Located in a branch coin exchange that manages branch coins of a corresponding country for each of a plurality of countries, and receiving a financial processing request message using a branch coin from a user terminal, the master coin exchange according to the type of the financial transaction processing request message. It includes a plurality of branch coin exchange server for processing a financial transaction in conjunction with a server or a financial transaction using the branch coin therein,
The branch coin exchange server processes the financial transaction using the branch coin when the financial transaction processing request message indicates a domestic remittance, a domestic payment, or a purchase price payment, and the financial transaction processing request message is an international remittance or an overseas payment. Instructs the financial transaction through the master coin exchange server,
The branch coin exchange server subtracts the amount of branch coins requested from the wallet of the branch coin based on the financial transaction processing request message, and then processes the domestic remittance, the domestic payment, or the purchase price payment using the branch coin.
The master coin exchange server
When the financial transaction processing message received from a specific branch coin exchange server among the plurality of branch coin exchange servers instructs the exchange of currency into a specific currency, the branch coin is exchanged into a specific currency using a master coin as a medium. ,
Financial transaction processing system using double coin.
delete delete delete The method of claim 1,
Wallet address of the master coin is 34 digits consisting of numbers and letters,
The wallet address of the branch coin has 37 digits, and includes a number, a letter, a domain code indicating a type of the country where the branch coin is used, and a checksum.
Financial transaction processing system using double coin.
The method of claim 5,
The domain code is
It is used for easy identification of the country where the branch coin is used, and it is characterized by being capitalized.
Financial transaction processing system using double coin.
The method of claim 1,
The master coin exchange server
Proving a block of the master coin by a proof of work (PoW) method, and after a predetermined time elapses, the block of the master coin is proved by a proof of stake (PoS) method
Financial transaction processing system using double coin.
The method of claim 7, wherein
The branch coin exchange server
Prove the block of the branch coin by the proof of work method, and after a certain time elapses, prove the block of the branch coin by Proof of Activity (PoA) method and compensate according to the financial transaction history using the branch coin Compensating branch coins as much as the reward coins by calculating coins
Financial transaction processing system using double coin.
The method of claim 1,
The transaction structure of the branch coin
It consists of at least one of identifier, sender, destination, type, total, timestamp, checksum, version, script signature that signed a specific message with private key and message according to the type of transaction.
The transaction structure of the master coin
According to the type of transaction, characterized in that it is composed of at least one of identifier, sender, destination, total amount, time stamp, checksum, version, script sign and message
Financial transaction processing system using double coin.
The method of claim 9,
The type determines the type of a transaction. If the type is currency, the type of the transaction is interpreted as performing a currency function, and the content of the message is determined as a general message.
If the type is a smart contract, the type of transaction is interpreted as performing another function in addition to the function of money. If the type is a smart contract, the message is any one of a script code, an internet web address, and an encrypted contract. Characterized by one
Financial transaction processing system using double coin.