CN106453636A - Credible block generation method and system - Google Patents
Credible block generation method and system Download PDFInfo
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- CN106453636A CN106453636A CN201611043902.9A CN201611043902A CN106453636A CN 106453636 A CN106453636 A CN 106453636A CN 201611043902 A CN201611043902 A CN 201611043902A CN 106453636 A CN106453636 A CN 106453636A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Storage Device Security (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a credible block generation method, comprising the steps that a block generation node packages transaction data in preset time, generates a new block according to the packaged transaction data and signs the new block according to own identifier of the block generation node; the block generation node sends the new block and own identifier to a verification node; and the verification node verifies a signature according to the own identifier of the block generation node and verifies the transaction data of the new block according to a transaction identifier, and if the verification is successful, the new block is added to a block chain. According to the block generation method provided by the invention, the transaction confirmation time can be reduced, the new block is generated rapidly, and the credible block generation node is convenient for maintenance and management.
Description
Technical field
The present invention relates to the credible block generation method in block chain field, more particularly, to block chain field and system.
Background technology
In existing block chain technology, credible block generates and there is some problems and defect, specific as follows：All nodes participate in
Block generates, and the time of trade confirmation is long；Node is realized interconnecting by way of broadcast, and when block generates, part is concluded the business may
Do not pack into block, be not easy to maintenance management.
Content of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide credible block generation method and system, its
The acknowledging time of transaction can be reduced, quickly generate new block, credible block generates node and is easy to maintenance management.
The purpose of the present invention employs the following technical solutions realization：
Credible block generation method, including：
Block generates node and is packaged the transaction data in Preset Time, is generated new according to the transaction data after encapsulation
Block, and according to block generation node self identification, described new block is signed；
Block generates node and described new block and self identification is sent to checking node；
Checking node generates node self identification according to block and described signature is verified and according to transaction ID pair
The transaction data of new block is verified, if being verified, described new block is added in block chain.
Preferably, described block generates node and is packaged the transaction data in Preset Time, also includes before：
Generate node using public key or CA certificate to described block to be identified, using described public key or CA certificate as block
Generate node self identification.
Preferably, checking node generates node self identification according to block and described signature is verified and according to transaction
Mark is verified to the transaction data of new block, if being verified, described new block is added in block chain, concrete bag
Include：
When described checking node is multiple, then all checking nodes generate node self identification to described signature according to block
Verified and according to transaction ID, the transaction data of new block is verified, if at least through N number of checking node verification,
Then described new block is added in block chain, wherein, N is the natural number more than 1.
Preferably, all checking nodes according to block generate node self identification described signature is verified and according to
Transaction ID is verified to the transaction data of new block, specifically includes：
All checking nodes all generate node self identification according to block and described signature are verified, if being verified,
Then according to transaction ID, every transaction data of new block is all verified.
Preferably, methods described also includes：
Checking node increases block newly according to the newly-increased order receiving and generates node；Or/and referred to according to the deletion receiving
Order is deleted block and is generated node.
The invention still further relates to a kind of credible block generates system, including：
Block generates node and checking node, and described block generates node and includes：Package module, generation module, signature mould
Block and sending module；Described checking node includes：Authentication module and add module；
Described package module, for being packaged the transaction data in Preset Time；Described generation module, for basis
Transaction data after encapsulation generates new block；Described signature blocks, for generating node self identification to described new according to block
Block is signed；Described sending module, is sent to checking for described new block and block are generated node self identification
Node；
Described authentication module, is verified and according to friendship to described signature for generating node self identification according to block
Easily mark is verified to the transaction data of new block；Described add module, for when being verified, described new block being added
To in block chain.
Preferably, described system also includes：Mark unit, for generating node using public key or CA certificate to described block
It is identified, described public key or CA certificate are generated node self identification as block.
Preferably, described authentication module, also particularly useful for：When described checking node is multiple, then all checking nodes
Authentication module all generates node self identification according to block and described signature is verified and according to transaction ID to new block
Transaction data verified；Described add module also particularly useful for：If at least through N number of checking node verification, will be described
New block is added in block chain, and wherein, N is the natural number more than 1.
Preferably, described all checking node authentication module according to block generate node self identification to described sign into
Row is verified and according to transaction ID, the transaction data of new block is verified, specifically includes：
The authentication module of all checking nodes all generates node self identification according to block and described signature is verified, if
It is verified, then according to transaction ID, every transaction data of new block is all verified.
Preferably, described checking node also includes：Increase module and removing module；
Described increase module, generates node for increasing block newly according to the newly-increased order receiving；Described removing module, uses
Generate node in block is deleted according to the deletion instruction receiving.
Compared to existing technology, the beneficial effects of the present invention is：Generate node self identification according to block new block is entered
Row signature, multiple checking nodes generate node self identification according to block to be carried out to the transaction data of described signature and new block
Checking, it can reduce the acknowledging time of transaction, quickly generate new block.Each checking node increases newly according to the newly-increased order receiving
Block generates node；Or/and block generation node is deleted according to the deletion instruction receiving.Credible block generates node and is easy to tie up
Pillar is managed.
Brief description
Fig. 1 is a credible block generation method schematic flow sheet in first embodiment of the invention；
Fig. 2 is a credible block generation method schematic flow sheet in second embodiment of the invention；
Fig. 3 is the block generation node structure schematic diagram that credible block of the present invention generates system；
Fig. 4 is the checking node structure schematic diagram that credible block of the present invention generates system.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, and
It is not used in the restriction present invention.
The credible block generation method schematic flow sheet that Fig. 1 provides for first embodiment of the invention,
As shown in figure 1, the method comprises the following steps：
Step S101：Block generates node and is packaged the transaction data in Preset Time, according to the transaction after encapsulation
Data genaration new block, and according to block generation node self identification, described new block is signed.
Specifically, block generates node by (in such as 1 minute, 2 minutes or 10 minutes, specifically, can in Preset Time
To be set according to practical situation, here does not limit) transaction data according to the type of transaction data be packaged pack,
Then new block is generated according to the transaction data after encapsulation, block generates node and generates the mark of node to new block according to block
Signed.
In this step, block generates node and belongs to checking node cluster, needs to select one according to algorithm from checking node cluster
Individual block generates node..Election block generate node method be：In predefined checking node cluster, each checking section
Point obtains a sequence number (0 arrives N-1) according to predefined order, and N refers to verify node total number；Each checking node can be counted
Calculate a block and generate node ID M, computing formula：M=(block chain height H% verifies node total number N)；In each checking
On node, if sequence number M that current block generates node is identical with the sequence number of current authentication node, then current authentication node is just
It is elected as block and generates node, other checking nodes are not then that block generates node.
Step S102：Block generates node and described new block and self identification is sent to checking node.
Preferably, block generates node and by broadcast mode, described new block and self identification can be sent to checking
Node.
Step S103：Checking node generates node self identification according to block and described signature is verified and according to friendship
Easily mark verifies, if being verified, described new block is added in block chain to the transaction data of new block.
In this step, when described checking node is multiple, then all checking nodes all generate node itself mark according to block
Know and described signature is verified and according to transaction ID, the transaction data of new block is verified.All checking nodes are all
Generate node self identification according to block described signature is verified, if being verified, according to transaction ID to new block
Every transaction data all verified, if being verified, checking node to block generate node send be verified message, no
Then generate node transmission checking to block and do not pass through message.Block generates the response message that node accepts all checking nodes, if
At least through N number of checking node verification, then described new block is added in block chain, wherein, N is the natural number more than 1.Than
As if the number of the described corresponding checking node by verifying node verification is more than the 2/3 of all checking number of nodes, illustrated
New block is passed through by more than 2/3 checking node verification, then new block is added in block chain.
Preferably, described transaction ID is the public key address of the transaction sender comprising in every transaction.
Generate node self identification according to block new block is signed, multiple checking nodes generate node according to block
Self identification is verified to described signature and according to transaction ID, the transaction data of new block is verified, it can reduce
The acknowledging time of transaction, quickly generates new block.
The credible block generation method providing as Fig. 2, second embodiment of the invention, comprises the following steps：
Step S201：Generate node using public key or CA certificate to described block to be identified, by described public key or CA card
Book generates node self identification as block.
It is preferred that being locally generated public key and private key using Asymmetric Elliptic curved line arithmetic secp256k1 in this step,
The public key generating has unique characteristic, is not in different private keys and public key identical situation.Therefore, identified using public key
Node identities can ensure that node uniqueness.Public key can be substituted using CA certificate, and CA certificate can be in block chain CA management
Heart application, will obtain a certainly sign root certificate (CA certificate) and CA private key when the time comes, and this CA certificate will be the whole network uniquely a card
Book, is not in that CA private key is different and CA certificate identical situation.
Step S202：Block generates node and is packaged the transaction data in Preset Time, according to the transaction after encapsulation
Data genaration new block, and according to block generation node self identification, described new block is signed.
Specifically, block generates node by (in such as 1 minute, 2 minutes or 10 minutes, specifically, can in Preset Time
To be set according to practical situation, here does not limit) transaction data according to the type of transaction data be packaged pack,
Then new block is generated according to the transaction data after encapsulation, block generates node and generates the mark of node to new block according to block
Signed.Specifically, generate node private key pair new block using block to be signed.Election block generate node method with
Described in first embodiment, method is identical, will not be described here.
Step S203：Block generates node and described new block and self identification is sent to checking node.
Specifically, block generates node, by broadcast mode, described new block and self identification is sent to checking section
Point.
Step S204：Checking node generates node self identification according to block and described signature is verified and according to friendship
Easily mark verifies, if being verified, described new block is added in block chain to the transaction data of new block.This step
Identical with step S103 in first embodiment methods described, will not be described here.
Preferably, methods described also includes：Checking node increases block newly according to the newly-increased order receiving and generates node；
Or/and block generation node is deleted according to the deletion instruction receiving.
Increase credible block generator's method newly as follows：
Super keepe sends newly-increased order to each checking node and newly-increased credible block generates the public key of node.Respectively test
Card node receives the newly-increased order of super keepe transmission and newly-increased credible block generates the public key of node.Each checking section
The public key that newly-increased credible block generates node is saved in local credible block generator's list point.
Delete credible block generator's method as follows：
Super keepe sends delete command and the public key of the credible block generation node deleted to each checking node.Respectively test
Delete command and the public key of the credible block generation node deleted that card node accepts super keepe transmission.Each verifies node
Generate from local credible block and node listing, find the public key needing the credible block deleted to generate node, and by it from
Remove in list.
Above-mentioned super keepe, can be server node etc., sent to each checking node by super super keepe
Newly-increased and delete command generates node to increase newly and to delete credible block, and credible block generates node and is easy to maintenance management.
Further, the embodiment of the present invention additionally provides a kind of credible block and generates system, and this system includes：Block generates
Node and checking node.
As shown in figure 3, described block generates node including：Package module 11, generation module 12, signature blocks 13 and send out
Send module 14.Package module 11 is used for being packaged the transaction data in Preset Time；Generation module 12 is used for according to encapsulation
Transaction data afterwards generates new block；Signature blocks 13 are used for according to block generation node self identification, described new block being carried out
Signature；Sending module 14 is used for for described new block and block generation node self identification being sent to checking node.
As shown in figure 4, described checking node includes：Authentication module 21 and add module 22.
Authentication module 21 is used for according to block generation node self identification, described signature being verified and according to transaction
Mark is verified to the transaction data of new block；When described checking node is multiple, then the authentication module of all checking nodes
All generate node self identification according to block described signature to be verified and the number of deals to new block according to transaction data
According to being verified, the authentication module of all checking nodes all generates node self identification according to block and described signature is tested
Card, if being verified, all verifies to every transaction data of new block according to transaction ID.
Add module 22 is used for described being verified, and described new block is added in block chain.Specifically, if at least
By N number of checking node verification, then described new block is added in block chain, wherein, N is the natural number more than 1.
Generate node self identification according to block new block is signed, multiple checking nodes generate node according to block
Self identification is verified to described signature and according to transaction ID, the transaction data of new block is verified, it can reduce
The acknowledging time of transaction, quickly generates new block.
Preferably, described system also includes：Mark unit, for generating node using public key or CA certificate to described block
It is identified, described public key or CA certificate are generated node self identification as block.
Preferably, described checking node also includes：Increase module and removing module；
Described increase module, generates node for increasing block newly according to the newly-increased order receiving；Described removing module, uses
Generate node in block is deleted according to the deletion instruction receiving.
System in the present embodiment is based under same inventive concept with the credible block generation method in previous embodiment
Two aspects, above method implementation process is being described in detail, so those skilled in the art can be according to front
State the structure of system and the implementation process that description is well understood in the present embodiment, succinct for description, here is just no longer
Repeat.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various
Corresponding change and deformation, and all these change and deformation all should belong to the protection domain of the claims in the present invention
Within.
Claims (10)
1. credible block generation method is it is characterised in that include：
Block generates node and is packaged the transaction data in Preset Time, generates new district according to the transaction data after encapsulation
Block, and according to block generation node self identification, described new block is signed；
Block generates node and described new block and self identification is sent to checking node；
Checking node generates node self identification according to block and described signature is verified and according to transaction ID to new district
The transaction data of block is verified, if being verified, described new block is added in block chain.
2. as claimed in claim 1 credible block generation method it is characterised in that described block generates node by Preset Time
Interior transaction data is packaged, and also includes before：
Generate node using public key or CA certificate to described block to be identified, described public key or CA certificate are generated as block
Node self identification.
3. as claimed in claim 1 credible block generation method it is characterised in that checking node according to block generate node from
Body mark is verified to described signature and according to transaction ID, the transaction data of new block is verified, if checking is logical
Cross, then described new block is added in block chain, specifically includes：
When described checking node is multiple, then all checking nodes generate node self identification according to block and described signature are carried out
Verify and according to transaction ID, the transaction data of new block is verified, if at least through N number of checking node verification, will
Described new block is added in block chain, and wherein, N is the natural number more than 1.
4. as claimed in claim 3 credible block generation method it is characterised in that all checking nodes according to block generate section
Point self identification is verified to described signature and according to transaction ID, the transaction data of new block is verified, concrete bag
Include：
All checking nodes all generate node self identification according to block and described signature are verified, if being verified, root
According to transaction ID, every transaction data of new block is all verified.
5. as claimed in claim 1 credible block generation method it is characterised in that methods described also includes：
Checking node increases block newly according to the newly-increased order receiving and generates node；Or/and deleted according to the deletion instruction receiving
Except block generates node.
6. credible block generates system it is characterised in that including：Block generates node and checking node, and described block generates section
Point includes：Package module, generation module, signature blocks and sending module；Described checking node includes：Authentication module and adding
Plus module；
Described package module, for being packaged the transaction data in Preset Time；Described generation module, for according to encapsulation
Transaction data afterwards generates new block；Described signature blocks, for generating node self identification to described new block according to block
Signed；Described sending module, is sent to checking node for described new block and block are generated node self identification；
Described authentication module, is verified and according to trading standard to described signature for generating node self identification according to block
Know the transaction data to new block to verify；Described add module, for when being verified, described new block being added to area
In block chain.
7. credible block generates system it is characterised in that described system also includes as claimed in claim 6：Mark unit, uses
It is identified in node being generated to described block using public key or CA certificate, described public key or CA certificate are generated section as block
Point self identification.
8. credible block generates system it is characterised in that described authentication module as claimed in claim 6, also particularly useful for：When
Described checking node is multiple, then the authentication module of all checking nodes all generates node self identification to described label according to block
Name is verified and according to transaction ID, the transaction data of new block is verified；Described add module also particularly useful for：
If at least through N number of checking node verification, described new block is added in block chain, wherein, N is the natural number more than 1.
9. credible block generates system it is characterised in that the authentication module of described all checking nodes as claimed in claim 8
Generate node self identification according to block described signature to be verified and the transaction data to new block according to transaction ID
Verified, specifically included：
The authentication module of all checking nodes all generates node self identification according to block and described signature is verified, if checking
Pass through, then according to transaction ID, every transaction data of new block is all verified.
10. credible block generates system it is characterised in that described checking node also includes as claimed in claim 6：Increase mould
Block and removing module；
Described increase module, generates node for increasing block newly according to the newly-increased order receiving；Described removing module, for root
Delete block according to the deletion instruction receiving and generate node.
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