CN108921559B - Cross-chain transaction verification method, device and storage medium - Google Patents
Cross-chain transaction verification method, device and storage medium Download PDFInfo
- Publication number
- CN108921559B CN108921559B CN201810841822.0A CN201810841822A CN108921559B CN 108921559 B CN108921559 B CN 108921559B CN 201810841822 A CN201810841822 A CN 201810841822A CN 108921559 B CN108921559 B CN 108921559B
- Authority
- CN
- China
- Prior art keywords
- information
- transaction
- order
- verification
- chain
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/38—Payment protocols; Details thereof
- G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
- G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
Abstract
The invention provides a cross-chain transaction verification method, cross-chain transaction verification equipment and a storage medium, wherein the method comprises the following steps: receiving order hanging request information sent by a first trading terminal, triggering a first intelligent contract on a first block chain, and generating a first order for a second trading terminal to construct an original trade and receive an order after acquiring order information; the order information comprises first encryption information, the first encryption information is generated according to at least one parameter of the first order, and message information comprising the first encryption information is configured in the original transaction; receiving a first transaction hash sent by a second transaction terminal, and acquiring verification transaction information; the first transaction hash is the transaction hash of payment of the original transaction, and the transaction information is verified to come from the second block chain and comprises the message information of payment; and checking according to the verification transaction information: if the first intelligent contract passes the unlocking state, triggering the first intelligent contract to enter the unlocking state; wherein the verification comprises verification of the first encryption information. The invention avoids the problem of trading multiple-chain double flowers.
Description
Technical Field
The application relates to the technical field of internet finance, in particular to a cross-chain transaction verification method, cross-chain transaction verification equipment and a storage medium.
Background
In the current cross-chain transaction scenario, transactions on two blockchains are completely isolated, with the risk of double-flower problems due to falsifying transaction information. For example, if a user, Alice, has built on the ETH chain an order to collect money on the BTC chain and built on the XYZ chain another order that also collects money on the BTC chain and has the same collection account, and if a user, Bob, simultaneously takes the two orders and pays Alice an amount on the BTC chain while satisfying the two orders, Bob may earn two transactions on the ETH chain and on the XYZ chain with the one transaction on the BTC chain, resulting in a double-flower problem.
Disclosure of Invention
In view of the above-mentioned deficiencies or inadequacies in the prior art, it would be desirable to provide a cross-chain transaction verification method, apparatus, and storage medium that avoids double-spending on multiple chains for the same transaction.
In a first aspect, the present invention provides a cross-chain transaction verification method, including:
receiving order hanging request information sent by a first transaction terminal, triggering a first intelligent contract on a first block chain according to the order hanging request information, generating a first order, so that a second transaction terminal can build an original transaction on a second block chain after obtaining order information of the first order and connect the order of the first order on the first block chain; the order information comprises first encryption information, the first encryption information is generated according to at least one parameter of the first order, and message information comprising the first encryption information is configured in the original transaction;
receiving a first transaction hash sent by a second transaction terminal, and acquiring verification transaction information according to the first transaction hash; the first transaction hash is the transaction hash of the second transaction terminal for payment through the constructed original transaction, and the transaction information is verified to come from the second block chain and comprises the message information of payment;
and checking according to the verification transaction information: if the first intelligent contract passes the unlocking state, triggering the first intelligent contract to enter the unlocking state; wherein the verification comprises verification of the first encryption information.
In a second aspect, the present invention provides another cross-chain transaction verification method, including:
acquiring order information of a first order; the first order is generated by a first transaction terminal sending a list hanging request message to a node of a first block chain to trigger a first intelligent contract on the first block chain, wherein the order information comprises first encryption information, and the first encryption information is generated according to at least one parameter of the first order;
constructing an original transaction on the second block chain according to the order information, and ordering a first order on the first block chain; the original transaction is configured with message leaving information comprising first encrypted information;
paying on a second block chain through the constructed original transaction, sending the paid first transaction hash to a first intelligent contract, so that the first intelligent contract obtains verification transaction information according to the first transaction hash, and verifying according to the verification transaction information: if the first intelligent contract passes the unlocking state, triggering the first intelligent contract to enter the unlocking state; and verifying that the transaction information is from the second blockchain, wherein the transaction information comprises the message information of payment, and the verification comprises the verification of the first encrypted information.
In a third aspect, the present invention also provides an apparatus comprising one or more processors and a memory, wherein the memory contains instructions executable by the one or more processors to cause the one or more processors to perform a cross-chain transaction verification method provided in accordance with embodiments of the present invention.
In a fourth aspect, the present invention further provides a storage medium storing a computer program, where the computer program makes a computer execute the cross-chain transaction verification method provided according to the embodiments of the present invention.
According to the cross-chain transaction verification method, the equipment and the storage medium provided by the embodiments of the invention, the verifiable encrypted information is provided when the order is hung, and the encrypted information is written to the chain through the message leaving function of the block chain when the cross-chain transaction is carried out, so that the encrypted information is verified when the transaction information of the cross-chain transaction is verified, the transaction is ensured to be a transaction for paying aiming at the order, and the problem that one transaction is double-spending on a plurality of chains is avoided;
the cross-chain transaction verification method, the cross-chain transaction verification device and the storage medium further configure the encrypted information as the hash value of the order ID and configure the order ID as the hash values of the plurality of order information, thereby ensuring the uniqueness of the encrypted information while ensuring the verifiability of the encrypted information and further enhancing the reliability of the system.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic view of a verification scenario of a cross-chain transaction according to an embodiment of the present invention.
Fig. 2 is a flowchart of a cross-chain transaction verification method according to an embodiment of the present invention.
Fig. 3 is a flowchart of another cross-chain transaction verification method according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an apparatus according to an embodiment of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Fig. 1 is a schematic view of a verification scenario of a cross-chain transaction according to an embodiment of the present invention.
As shown in fig. 1, in this embodiment, the cross-chain transaction verification solution provided by the present invention is described by taking the following verification scenario of cross-chain transaction as an example:
the first transaction terminal 100 of the user A respectively constructs two cross-chain orders with the same collection and collection accounts on the BTC chain on the ETH chain and the XYZ chain, the second transaction terminal 200 of the user B receives the cross-chain orders, conducts transfer transaction on the BTC chain for the user A, sends a first transaction hash to an intelligent contract of the ETH chain, and verifies after the intelligent contract of the ETH chain obtains verification transaction information according to the first transaction hash.
Fig. 1 illustrates a preferred verification process while illustrating a verification scenario, which will be described in detail below with reference to fig. 2-4.
In more embodiments, the solution provided by the present invention can also be applied to cross-chain transaction verification between any two blockchains, and the same technical effect can be achieved.
Fig. 2 is a flowchart of a cross-chain transaction verification method according to an embodiment of the present invention.
As shown in fig. 2, in this embodiment, the present invention provides a cross-chain transaction checking method applied to a first blockchain node, including:
s12: receiving order hanging request information sent by a first transaction terminal, triggering a first intelligent contract on a first block chain according to the order hanging request information, generating a first order, so that a second transaction terminal can build an original transaction on a second block chain after obtaining order information of the first order and connect the order of the first order on the first block chain; the order information comprises first encryption information, the first encryption information is generated according to at least one parameter of the first order, and message information comprising the first encryption information is configured in the original transaction;
s14: receiving a first transaction hash sent by a second transaction terminal, and acquiring verification transaction information according to the first transaction hash; the first transaction hash is the transaction hash of the second transaction terminal for payment through the constructed original transaction, and the transaction information is verified to come from the second block chain and comprises the message information of payment;
s16: and checking according to the verification transaction information: if the first intelligent contract passes the unlocking state, triggering the first intelligent contract to enter the unlocking state; wherein the verification comprises verification of the first encryption information.
Specifically, take the scenario shown in fig. 1 in which the user a hangs orders on the ETH chain and the XYZ chain, respectively, and the user b receives the two orders at the same time as an example:
the first transaction terminal 100 of the user A sends first coupon request information and second coupon request information to a node 301 of an ETH chain and a node 601 of an XYZ chain respectively;
in step S12, after receiving the first order pending request information, the node 301 of the ETH chain triggers the first intelligent contract, and generates a first order in the ETH chain; a second order is also generated on the XYZ chain. Wherein the first hang ticket request information includes first encryption information H1The second hang ticket request message includes second encryption information H2。
In this embodimentIn (1), the first encryption information H1＝hash(OID1) Second encryption information H2＝hash(OID2)，OID1＝hash(m1,m2,t1)，OID2＝hash(n1,n2,t2). Wherein, OID1Is the order ID, m, of the first order1And m2Is parameter information in the first order, t1Time information of the first order; OID2Is the order ID, n, of the second order1And n2Is parameter information in the second order, t2Is the time information of the second order. In further embodiments, the encryption information may be configured to be generated by different asymmetric encryption algorithms or configured to be generated by different parameters according to actual requirements, and similar technical effects may be achieved.
The second transaction terminal 200 of the user b obtains the order information of the first order and the second order after synchronizing the transaction lists of the chains, after receiving an instruction of the user b to take the second order, two original transactions are respectively constructed on the BTC chain according to the order information of the first order and the order information of the second order, and the first encryption information H is obtained through the OP _ RETURN function1Second encryption information H is configured in asm field of first original transaction2Configured in the asm field of the second original transaction, for example:
“asm”:
“OP_RETURN 636861726c6579206c6f766573206865696469”；
the corresponding original transaction is as follows:
bitcoind createrawtransaction\
'[{"txid":"296ea7bf981b44999d689853d17fe0ceb852a8a34e68fcd19f0a41e589132156","vout":0}]'\
'{"1Q8s4qDRbCbFypG5AFNR9tFC57PStkPX1x":0.1,"1Lab618UuWjLmVA1Q64tHZXcLoc4397ZX3":0.0989，“a13636861726c6579206c6f766573206865696469”：0.00}'
in this embodiment, the second blockchain is configured as a BTC chain, and the encryption information is configured in the asm field through the OP _ RETURN function, in further embodiments, the second blockchain may also be configured as other different blockchains according to actual requirements, as long as the blockchain is configured with a message leaving function, and the encryption information for verification may be recorded in the message leaving information, so that the same technical effect may be achieved. The specific message leaving implementation of each main flow block chain in the prior art can be known by those skilled in the art, and is not described herein one by one.
After the two original transactions are established, the second transaction terminal 200 respectively generates first order receiving information and sends the first order receiving information to the first intelligent contract of the ETH chain for order receiving, generates second order receiving information and sends the second intelligent contract of the XYZ chain for order receiving.
After successful order receiving, the second transaction terminal 200 pays through the two constructed original transactions respectively to obtain the first transaction hash H3And a second transaction hash H4Hashing the first transaction H3First intelligent contract sent to ETH chain, Hash second transaction4A second intelligent contract sent to the BTC chain.
In step S14, the first smart contract receives a first transaction hash H3And writing into an ETH chain;
the server (relay)500 monitors the first transaction hash H by synchronizing the data of the ETH chain3Thereafter, data of the BTC chain is synchronized and hashed H according to the first transaction3Finding out first verification transaction information which specifically comprises spv information (used for verifying information such as a collection account and a collection amount) and message information recorded in the op _ return, and sending the first verification transaction information to the first intelligent contract.
Second Smart contract receiving second transaction Hash H4And then, the second verification transaction information can be acquired in the same way, which is not described herein again.
Specifically, in this embodiment, a relay manner (configuration relay) is adopted to obtain the verification transaction information for the first intelligent contract, and in further embodiments, the verification transaction information may also be obtained for the first intelligent contract by different cross-link technologies commonly used in the field, such as a side chain, so that the same technical effect may be achieved.
In step S16, the first intelligent contractThe collection account, the collection amount and other routine checks are carried out through spv information of the first verification transaction information, and the first encryption information H is further subjected to message leaving information recorded by the op _ return1And (4) carrying out verification:
if the verification is successful, triggering the first intelligent contract to enter an unlocking state;
if the verification fails, the transaction is not a transaction for payment according to the order of the ETH chain, and the transaction information is continuously waited for verification until overtime rollback.
For example, user b only constructs an original transaction on the BTC chain to pay:
if H is recorded only by op _ return1If the verification fails, the XYZ chain can not be verified;
if H is recorded only by op _ return2Then the ETH chain cannot be verified;
if H is recorded simultaneously through op _ return1And H2(assuming that the sum of the lengths does not exceed the 40byte length limit of the BTC chain, and if it does, simultaneous writing cannot be performed), the verification of the XYZ chain cannot be passed, and the verification of the ETH chain cannot be passed.
The second intelligent contract verifies the second verification transaction information in the verification mode, and details are omitted.
In the embodiment, the user a builds two cross-chain orders on an ETH chain and an XYZ chain respectively, and the user b receives the two cross-chain orders at the same time, so that the cross-chain transaction verification method provided by the invention is explained in detail; in more embodiments, the method provided by the present invention can also be applied to constructing one cross-link order on one chain, constructing multiple cross-link orders on multiple chains, and constructing cross-link orders on any different block chains, which can achieve the same technical effect.
The above embodiment provides verifiable encryption information when a bill is hung, and writes the encryption information to the chain through the message leaving function of the blockchain when a cross-chain transaction is carried out, so that the encryption information is verified when the transaction information of the cross-chain transaction is verified, the transaction is ensured to be a transaction for paying for the order, and the problem that one transaction is double-spending on a plurality of chains is avoided.
Fig. 3 is a flowchart of another cross-chain transaction verification method according to an embodiment of the present invention. The method illustrated in fig. 3 may be performed in conjunction with the method illustrated in fig. 2.
As shown in fig. 3, in this embodiment, the present invention further provides another cross-chain transaction verification method suitable for a second transaction terminal, including:
s22: acquiring order information of a first order; the first order is generated by a first transaction terminal sending a list hanging request message to a node of a first block chain to trigger a first intelligent contract on the first block chain, wherein the order information comprises first encryption information, and the first encryption information is generated according to at least one parameter of the first order;
s24: constructing an original transaction on the second block chain according to the order information, and ordering a first order on the first block chain; the original transaction is configured with message leaving information comprising first encrypted information;
s26: paying on a second block chain through the constructed original transaction, sending the paid first transaction hash to a first intelligent contract, so that the first intelligent contract obtains verification transaction information according to the first transaction hash, and verifying according to the verification transaction information: if the first intelligent contract passes the unlocking state, triggering the first intelligent contract to enter the unlocking state; and verifying that the transaction information is from the second blockchain, wherein the transaction information comprises the message information of payment, and the verification comprises the verification of the first encrypted information.
The verification principle of the method shown in fig. 3 can refer to the method shown in fig. 2, and is not described herein again.
Fig. 4 is a schematic structural diagram of an apparatus according to an embodiment of the present invention.
As shown in fig. 4, as another aspect, the present application also provides an apparatus 400 including one or more Central Processing Units (CPUs) 401 that can perform various appropriate actions and processes according to a program stored in a Read Only Memory (ROM)402 or a program loaded from a storage section 408 into a Random Access Memory (RAM) 403. In the RAM403, various programs and data necessary for the operation of the device 400 are also stored. The CPU401, ROM402, and RAM403 are connected to each other via a bus 404. An input/output (I/O) interface 405 is also connected to bus 404.
The following components are connected to the I/O interface 405: an input section 406 including a keyboard, a mouse, and the like; an output section 407 including a display device such as a Cathode Ray Tube (CRT), a Liquid Crystal Display (LCD), and the like, and a speaker; a storage section 408 including a hard disk and the like; and a communication section 409 including a network interface card such as a LAN card, a modem, or the like. The communication section 409 performs communication processing via a network such as the internet. A driver 410 is also connected to the I/O interface 405 as needed. A removable medium 411 such as a magnetic disk, an optical disk, a magneto-optical disk, a semiconductor memory, or the like is mounted on the drive 410 as necessary, so that a computer program read out therefrom is mounted into the storage section 408 as necessary.
In particular, according to an embodiment of the present disclosure, the cross-chain transaction verification method described in any of the above embodiments may be implemented as a computer software program. For example, embodiments of the present disclosure include a computer program product comprising a computer program tangibly embodied on a machine-readable medium, the computer program comprising program code for performing a cross-chain transaction verification method. In such an embodiment, the computer program may be downloaded and installed from a network through the communication section 409, and/or installed from the removable medium 411.
As yet another aspect, the present application also provides a computer-readable storage medium, which may be the computer-readable storage medium included in the apparatus of the above-described embodiment; or it may be a separate computer readable storage medium not incorporated into the device. The computer readable storage medium stores one or more programs for use by one or more processors in performing the cross-chain transaction verification methods described herein.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The units or modules described in the embodiments of the present application may be implemented by software or hardware. The described units or modules may also be provided in a processor, for example, each of the described units may be a software program provided in a computer or a mobile intelligent device, or may be a separately configured hardware device. Wherein the designation of a unit or module does not in some way constitute a limitation of the unit or module itself.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the spirit of the present application. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (10)
1. A cross-chain transaction verification method is characterized by comprising the following steps:
receiving order hanging request information sent by a first transaction terminal, triggering a first intelligent contract on a first block chain according to the order hanging request information, and generating a first order, so that a second transaction terminal can build an original transaction on a second block chain after obtaining order information of the first order and can order the first order on the first block chain; the order information comprises first encrypted information, the first encrypted information is generated according to at least one parameter of the first order, and message information comprising the first encrypted information is configured in the original transaction;
receiving a first transaction hash sent by the second transaction terminal, and acquiring verification transaction information according to the first transaction hash; the first transaction hash is the transaction hash of the second transaction terminal for payment through the constructed original transaction, and the verification transaction information comes from the second blockchain and comprises the message information of the payment;
and checking according to the verification transaction information: if the first intelligent contract passes the unlocking state, triggering the first intelligent contract to enter the unlocking state; wherein the checking includes checking whether the first encrypted information is recorded in the message information.
2. The method of claim 1, wherein the first encryption information is a hash of an order ID of the first order;
the order ID is a hash value of at least one of the following information: and various parameter information and time information of the first order are obtained.
3. The method of claim 1, wherein the receiving a first transaction hash sent by the second transaction terminal, and the obtaining verification transaction information according to the first transaction hash comprises:
receiving a first transaction hash sent by the second transaction terminal;
receiving verification transaction information sent by a server; and the server side synchronizes the data acquisition of the second blockchain after monitoring the first transaction hash.
4. The method according to any of claims 1-3, wherein the second block chain is a BTC chain, and the first encryption information is configured in the asm field by an OP _ RETURN function.
5. A cross-chain transaction verification method is characterized by comprising the following steps:
acquiring order information of a first order; the first order is generated by a first transaction terminal sending a list hanging request message to a node of a first block chain so as to trigger a first intelligent contract on the first block chain, wherein the order information comprises first encryption information, and the first encryption information is generated according to at least one parameter of the first order;
constructing an original transaction on a second block chain according to the order information, and ordering the first order on a first block chain; message leaving information including the first encryption information is configured in the original transaction;
paying on the second blockchain through the constructed original transaction, sending a first transaction hash of the payment to the first intelligent contract, so that the first intelligent contract obtains verification transaction information according to the first transaction hash, and verifying according to the verification transaction information: if the first intelligent contract passes the unlocking state, triggering the first intelligent contract to enter the unlocking state; the verification transaction information is derived from the second blockchain and comprises message leaving information of the payment, and the verification comprises verifying whether the message leaving information records the first encryption information or not.
6. The method of claim 5, wherein the first encryption information is a hash of an order ID of the first order;
the order ID is a hash value of at least one of the following information: and various parameter information and time information of the first order are obtained.
7. The method of claim 5, wherein the verification transaction information is sent to the first intelligent contract by the server after monitoring the first transaction hash to synchronize data acquisition of the second blockchain.
8. The method according to any of claims 5-7, wherein the second block chain is a BTC chain, and the first encryption information is configured in the asm field by an OP _ RETURN function.
9. A computer device, the device comprising:
one or more processors;
a memory for storing one or more programs,
the one or more programs, when executed by the one or more processors, cause the one or more processors to perform the method recited in any of claims 1-8.
10. A storage medium storing a computer program, characterized in that the program, when executed by a processor, implements the method according to any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810841822.0A CN108921559B (en) | 2018-07-27 | 2018-07-27 | Cross-chain transaction verification method, device and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810841822.0A CN108921559B (en) | 2018-07-27 | 2018-07-27 | Cross-chain transaction verification method, device and storage medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108921559A CN108921559A (en) | 2018-11-30 |
| CN108921559B true CN108921559B (en) | 2022-03-04 |
Family
ID=64417453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810841822.0A Active CN108921559B (en) | 2018-07-27 | 2018-07-27 | Cross-chain transaction verification method, device and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108921559B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11087371B2 (en) | 2019-04-29 | 2021-08-10 | Advanced New Technologies Co., Ltd. | Blockchain-based invoice creation method apparatus, and electronic device |
| EP3628093B1 (en) * | 2019-04-30 | 2021-07-07 | Advanced New Technologies Co., Ltd. | Method and device for avoiding double-spending problem in read-write set-model-based blockchain technology |
| CN110517029B (en) * | 2019-08-29 | 2024-02-23 | 深圳市迅雷网络技术有限公司 | Method, device, equipment and blockchain system for verifying blockchain cross-chain transaction |
| CN110689333B (en) * | 2019-10-12 | 2023-02-14 | 深圳市迅雷网络技术有限公司 | Block chain automatic account checking method, device, system and storage medium |
| CN111753334B (en) * | 2020-07-02 | 2021-02-23 | 卓尔智联(武汉)研究院有限公司 | Method and device for verifying consistency of data across alliance chains and electronic equipment |
| CN116028989B (en) * | 2023-03-27 | 2023-06-13 | 北京笔新互联网科技有限公司 | Block chain verification method and device |
| CN117333182A (en) * | 2023-11-30 | 2024-01-02 | 三亚学院 | Cross-border payment transaction data distributed storage method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107077674A (en) * | 2016-12-29 | 2017-08-18 | 深圳前海达闼云端智能科技有限公司 | Transaction verification processing method and device and node equipment |
| CN107464106A (en) * | 2017-07-25 | 2017-12-12 | 北京果仁宝科技有限公司 | The method and system merchandised between block chain main chain and side chain |
| CN107566342A (en) * | 2017-08-01 | 2018-01-09 | 东华大学 | M2M safety methods in a kind of cotton spinning production CPS based on block chain technology |
| CN107896224A (en) * | 2017-12-04 | 2018-04-10 | 宁波升维信息技术有限公司 | A kind of Web information issuance method based on dual link safety check |
| CN107909369A (en) * | 2017-10-13 | 2018-04-13 | 布比（北京）网络技术有限公司 | Based on the common recognition method, apparatus merchandised across chain and storage medium |
| CN107909475A (en) * | 2017-07-17 | 2018-04-13 | 杭州复杂美科技有限公司 | A kind of across chain transaction between different license chains |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160098723A1 (en) * | 2014-10-01 | 2016-04-07 | The Filing Cabinet, LLC | System and method for block-chain verification of goods |
| US20180130034A1 (en) * | 2016-11-07 | 2018-05-10 | LedgerDomain, LLC | Extended blockchains for event tracking and management |
-
2018
- 2018-07-27 CN CN201810841822.0A patent/CN108921559B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107077674A (en) * | 2016-12-29 | 2017-08-18 | 深圳前海达闼云端智能科技有限公司 | Transaction verification processing method and device and node equipment |
| CN107909475A (en) * | 2017-07-17 | 2018-04-13 | 杭州复杂美科技有限公司 | A kind of across chain transaction between different license chains |
| CN107464106A (en) * | 2017-07-25 | 2017-12-12 | 北京果仁宝科技有限公司 | The method and system merchandised between block chain main chain and side chain |
| CN107566342A (en) * | 2017-08-01 | 2018-01-09 | 东华大学 | M2M safety methods in a kind of cotton spinning production CPS based on block chain technology |
| CN107909369A (en) * | 2017-10-13 | 2018-04-13 | 布比（北京）网络技术有限公司 | Based on the common recognition method, apparatus merchandised across chain and storage medium |
| CN107896224A (en) * | 2017-12-04 | 2018-04-10 | 宁波升维信息技术有限公司 | A kind of Web information issuance method based on dual link safety check |
Non-Patent Citations (3)
| Title |
|---|
| BTC Relay项目解决跨链问题的中继方案;区块链技术博客;《https://me.tryblockchain.org/project-btcRelay.html》;20170416;第1-3页 * |
| Towards A Novel Architecture for Enabling Interoperability Amongst Multiple Blockchains;Hai Jin et al.;《2018 IEEE 38th International Conference on Distributed Computing Systems》;20180723;第1203-1211页 * |
| 区块链技术在金融领域的应用研究;陈树斌;《中国优秀硕士学位论文全文数据库 信息科技辑》;20180715(第7期);第I138-1169页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108921559A (en) | 2018-11-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108921559B (en) | Cross-chain transaction verification method, device and storage medium | |
| CN109087204B (en) | Cross-chain transaction verification method, device and storage medium | |
| US20210326813A1 (en) | Parallel Chain Cross-Chain Transaction Method, Device and Storage Medium | |
| CN110175913B (en) | Data processing system, method, computing device and storage medium based on block chain | |
| CN109146448B (en) | Cross-chain asset transfer method, device and storage medium | |
| CN109035016B (en) | Multi-chain concurrent transaction method | |
| CN106952094B (en) | Electronic bill management method and device | |
| CN110084601B (en) | Parallel chain main chain transaction state synchronization method, equipment and storage medium | |
| US7853525B2 (en) | Electronic draft capture | |
| CN108764872B (en) | Authorized payment method, system, equipment and storage medium | |
| KR101837167B1 (en) | Method for issuing and paying money in use of merkle tree structure on the basis of unspent transaction output protocol, and server using the same | |
| CN110083745B (en) | Data query method, device and storage medium | |
| WO2021203739A1 (en) | Blockchain rollback insuring method, device, and storage medium | |
| US20170083914A1 (en) | Method and system for managing authentication services customer data | |
| CN109995775B (en) | Block chain verification code application method, equipment and storage medium | |
| CN108762895B (en) | Method and device for processing distributed transaction | |
| US20210049561A1 (en) | Transaction processing method and device, electronic device and computer-readable storage medium | |
| CN110942300B (en) | Transfer certificate submitting method, device and storage medium | |
| CN112053232A (en) | Self-service equipment business account consistency processing method and device | |
| CN109035020B (en) | Method and device for returning transaction information | |
| US11520802B2 (en) | Systems and methods for data format conversion | |
| CN111524010B (en) | Parallel chain consensus method, apparatus and storage medium | |
| CN111476671A (en) | Block chain rollback insurance method, equipment and storage medium | |
| US20200193468A1 (en) | Blockchain for ads and coupons | |
| CN111127003B (en) | Wallet account payment method, device and storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |