CN108259321A - A kind of document transmission method across instantaneous communication system - Google Patents
A kind of document transmission method across instantaneous communication system Download PDFInfo
- Publication number
- CN108259321A CN108259321A CN201810040619.3A CN201810040619A CN108259321A CN 108259321 A CN108259321 A CN 108259321A CN 201810040619 A CN201810040619 A CN 201810040619A CN 108259321 A CN108259321 A CN 108259321A
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- Prior art keywords
- file
- instant
- communication system
- users
- instant communication
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/04—Real-time or near real-time messaging, e.g. instant messaging [IM]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/07—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail characterised by the inclusion of specific contents
- H04L51/10—Multimedia information
-
- 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
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Information Transfer Between Computers (AREA)
- Storage Device Security (AREA)
Abstract
The invention discloses a kind of document transmission methods across instantaneous communication system, which is characterized in that including:First instant communication users send file to the second instant communication users；The file cache to its file server is generated new file transmission message, and send the file to the second instantaneous communication system and transmit message by the first instantaneous communication system；Second instantaneous communication system forwards the file to transmit message to the second instant communication users；Second instant communication users transmit message according to the file and obtain the file.By the present invention, the user between different instantaneous communication systems can mutually transmit file, so as to fulfill across the communication of instantaneous communication system.
Description
Technical field
The invention belongs to information technology fields, are related to the problem that interconnects of instantaneous communication system, and more particularly to difference is
When communication system user the problem of how transmitting file.
Background technology
As the development of instant messaging is with universal, in production, live and work, people are for instant messaging product
Dependency degree it is higher and higher.In general, us is needed to become mutually good friend using instant messaging tools, instant messaging could be carried out.
In the prior art, the mode for adding good friend is typically limited between the user in same instantaneous communication system, for example, wechat
With the use of QQ.
As that cooperates between the development of enterprise-level instant messaging and enterprise or tissue increases, due to different enterprises or group
It knits and has used different instant messaging tools, produce the application demand that very strong instantaneous communication system interconnects at present.Together
Sample, one of basic function to interconnect, the problem of how transmitting file between the user of exactly different instantaneous communication systems,
And for how to transmit file across the user of different instantaneous communication systems, there is presently no see relevant methods and techniques.For
This, the present invention proposes a kind of document transmission method across instantaneous communication system, to solve the safe Instant Messenger of current cross-system
Letter problem.
Invention content
The embodiment of the present invention provides a kind of file across instantaneous communication system and narrates method so that different instant messaging systems
File can be mutually transmitted between the user of system, solves and is exchanged between the user of instantaneous communication system in the prior art not freely
The problem of logical, file transmission is needed using other software tool.
First instant communication users are the registered users of the first instantaneous communication system, and the second instant communication users are second i.e.
When communication system registered user.
Specifically, the present invention provides a kind of document transmission method across instantaneous communication system.
Specifically, the document transmission method of the invention across instantaneous communication system, including:
First instant communication users send file to the second instant communication users；
The file cache to its file server is generated new file transmission message by the first instantaneous communication system, and to the
Two instantaneous communication systems send the file transmission message, and URL and/or file of the file transmission message including file is close
Key；
Second instantaneous communication system forwards the file to transmit message to the second instant communication users；
Second instant communication users transmit message according to the file and obtain the file；
Wherein, first instant communication users are the registered users of the first instantaneous communication system, and second instant messaging is used
Family is the registered user of the second instantaneous communication system.
As a further improvement on the present invention, the URL of the file may be provided with the effect phase, described after the term of validity
The URL failures of file.
As a further improvement on the present invention, the key of the file is generated at random by the first instantaneous communication system, and is led to
Protection is encrypted in the public key for crossing the second instant communication users.
As a further improvement on the present invention, in group instant messaging, the first instantaneous communication system will be respectively each
Instant communication users generate different file transmission message, wherein the key of the file is identical, and each by each
Protection is encrypted in the public key of instant communication users.
As a further improvement on the present invention, the step " the first instantaneous communication system by the file cache to its
Before file server ", it may also include：First instantaneous communication system is encrypted using the key-pair file of the file.
Specifically, second instant communication users transmit the message acquisition file according to the file and specifically include：
Second instant communication users receive the file transmission message；
Second instant communication users transmit the URL that the file is obtained in message from the file；
Second instant communication users download the file to local from the URL of the file.
As a further improvement on the present invention, in the step, " the second instant communication users are downloaded from the URL of the file
The file is to locally " after, if the file is encrypted, then the second instant communication users just utilize the private key of oneself
To decrypt the key for obtaining the file, and the file described in the key pair of the file is decrypted.
As a further improvement on the present invention, document transmission method further includes：
First instant communication users send file to the second instant communication users；
The file is sent to the second instantaneous communication system by the first instantaneous communication system；
Second instant communication users obtain the file from the second instantaneous communication system.
Description of the drawings
Fig. 1 is the document transmission method flow chart across instantaneous communication system that the embodiment of the present invention one provides.
Fig. 2 is the document transmission method flow chart provided by Embodiment 2 of the present invention across instantaneous communication system.
Fig. 3 is the structure diagram that the file provided by Embodiment 2 of the present invention across instantaneous communication system transmits.
Fig. 4 is the document transmission method flow chart across instantaneous communication system that the embodiment of the present invention three provides.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is purged, completely
Description, it is clear that described embodiment be only to the present invention part of the embodiment, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without making creative work it is all its
His embodiment, shall fall within the protection scope of the present invention.
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with drawings and examples
It elaborates to the present invention.
Embodiment one：
The present embodiment provides a kind of document transmission method across instantaneous communication system, as shown in Figure 1, the method includes：
Step 101：First instant communication users send file to the second instant communication users；
Step 102：The file cache to its file server is generated new file transmission and disappeared by the first instantaneous communication system
Breath, and send the file to the second instantaneous communication system and transmit message；
Step 103：Second instantaneous communication system forwards the file to transmit message to the second instant communication users；
Step 104：Second instant communication users transmit message according to the file and obtain the file；
Wherein, the file transmission message includes the URL of file and/or the key of file；
The URL of the file may be provided with the effect phase, and after the term of validity, the URL of the file fails, and file is instant from first
It is deleted on the file server of communication system, the short-lived validity of URL can improve the safety in file delivery procedure.
Wherein, the key of the file is generated at random by the first instantaneous communication system, and passes through the second instant communication users
Public key protection is encrypted.
Before the step " the first instantaneous communication system by the file cache to its file server ", further include：
First instantaneous communication system is encrypted using the key-pair file of the file.
Protection is encrypted using asymmetric cryptosystem mode in the file key, passes through second by the first instantaneous communication system
File is encrypted protection in public key disclosed in instant communication users, and after the completion of file transmission, the second instant communication users lead to again
It is decrypted in the private key for crossing oneself.
Wherein, second instant communication users transmit the step of message obtains the file according to the file and specifically wrap
It includes：
Second instant communication users receive the file transmission message；
Second instant communication users transmit the URL that the file is obtained in message from the file；
Second instant communication users download the file to local from the URL of the file.
Further, in the step, " the second instant communication users download the file to originally from the URL of the file
After ground ", if the file is encrypted, then the second instant communication users just obtain institute using the private key of oneself to decrypt
The key of file is stated, and the file described in the key pair of the file is decrypted.
Further, for the file transfer activities more than two sides, such as in group instant messaging, the first instant messaging
Respectively each instant communication users are generated the different files and transmit message by system, wherein the key phase of the file
Together, and each by the public key of each instant communication users protection is encrypted.
Embodiment two：
The present embodiment provides a kind of document transmission method across instantaneous communication system, as shown in Figure 2 and Figure 3, the method includes：
Step 201, the first instant communication users 301 generate the message that file is sent to the second instant communication users 304；
Specifically, the first instant communication users 301 send the file transmission message of file to the second instant communication users 304, disappear
Breath content includes<File URL>, for example, message content is<file://vrv.linkdood.cn/pub/files/
instant006.doc>。
Optionally, the first instant communication users 301 can select file to be encrypted transmission, i.e. message content<File
URL, encrypted file key>, for example, message content is<file://vrv.linkdood.cn/pub/files/
Instant006.doc, KW0PQUkhL5TSEzI9>.
Step 202, the first instant communication users 301 send file to the first instantaneous communication system 302 and file transmission disappears
Breath；
Step 203, the file cache to its file server is generated new file transmission by the first instantaneous communication system 302
Message；
Wherein, the URL of the file may be provided with the effect phase, and after the term of validity, the URL failures of the file are buffered in text
File on part server is automatically deleted.
Optionally, when the first instant communication users select encrypted transmission file, in the first instantaneous communication system 302 by institute
Before stating file cache to its file server, the first instantaneous communication system 302 is added using the key-pair file of the file
It is close.
Wherein, the key of the file is by the first generation at random of instantaneous communication system 302, and passes through the second instant messaging use
Protection is encrypted in the public key at family 304.
Asymmetric cryptosystem mode may be used in the file key, instant by second by the first instantaneous communication system 302
File is encrypted protection in public key disclosed in communication user 304, and after the completion of file transmission, the second instant communication users 304 are again
It is decrypted by corresponding private key.
Step 204, the first instantaneous communication system 302 sends the new file transmission to the second instantaneous communication system 303 and disappears
Breath；
Step 205, the second instantaneous communication system 302 transmits message to 304 turns of the second instant communication users according to the new file
Hair；
Step 206, the second instant communication users 304 transmit the URL that the file is obtained in message from the file；
Step 207, the second instant communication users 304 obtain the file according to the URL from the first instantaneous communication system 302；
Optionally, when the second instant communication users 304 obtain the file URL, it is described whether instant communication users prompting receives
File is transmitted to local, when the second instant communication users 304 select not receive, then deletes file transmission message, and to the
One instant communication users 301 send not received message.
Optionally, when the file encryption, the second instant communication users 304 solve file using the private key of one's own side
It is close.
Step 208, the second instant communication users 304 store the file obtained.
Further, for the file transfer activities more than two sides, such as in group instant messaging, the first instant messaging
Respectively each instant communication users are generated the different files and transmit message by system, wherein the key phase of the file
Together, and each by the public key of each instant communication users protection is encrypted.
First instant communication users 301, the first instantaneous communication system 302, the second instantaneous communication system 303 and second
Instant communication users 304 are used to implement the file transmission of cross-system by network connection.
Embodiment three：
The present embodiment provides a kind of document transmission method across instantaneous communication system, as shown in Fig. 4 and Fig. 3, the method includes：
Step 401, the first instant communication users 301 are generated disappears to the file transmission of the second instant communication users 304 transmission file
Breath；
Step 402, the first instant communication users 301 send the file to the first instantaneous communication system 302 and the file passes
Defeated message；
Step 403, the file and file transmission message are forwarded to the second instant messaging by the first instantaneous communication system 302
System 303；
Step 404, the second instantaneous communication system 303 updates the file transmission message, and is by the file cache to second
When communication system 303 file server on；
Specifically, the second instant communication users 303 send the file transmission message of file to the second instant communication users 304, disappear
Breath content includes<File URL>, for example, message content is<file://vrv.linkdood.cn/pub/files/
instant007.doc>。
Optionally, the first instant communication users 301 can select file to be encrypted transmission, at this point, the second Instant Messenger
The updated message content of letter system 303 is<File URL, encrypted file key>, for example,<file://
vrv.linkdood.cn/pub/files/instant007.doc,KW0PQUkhL5TSEzI0>。
When the first instant communication users select encrypted transmission file, in the first instantaneous communication system 302 by the file
Before being forwarded to the second instantaneous communication system 303, the first instantaneous communication system 302 is added using the key-pair file of the file
It is close.
Wherein, the key of the file is by the first generation at random of instantaneous communication system 302, and passes through the second instant messaging use
Protection is encrypted in the public key at family 304.
Asymmetric cryptosystem mode may be used in the file key, instant by second by the first instantaneous communication system 302
File is encrypted protection in public key disclosed in communication user 304, and after the completion of file transmission, the second instant communication users 304 are again
It is decrypted by corresponding private key.
Step 405, file transmission message is pushed to the second instant communication users by the second instantaneous communication system 303
304；
Step 406, the second instant communication users 304 transmit the URL that the file is obtained in message from the file；
407 second instant communication users 304 obtain the file according to the URL from the second instantaneous communication system 303；
Optionally, when the second instant communication users 304 obtain the file URL, it is described whether instant communication users prompting receives
File is transmitted to local, when the second instant communication users 304 select not receive, then deletes file transmission message, and to the
One instant communication users 301 send not received message.
Optionally, when the file encryption, the second instant communication users 304 solve file using the private key of one's own side
It is close.
Step 408, the second instant communication users 304 store the file.
Further, for the file transfer activities more than two sides, in group instant messaging, the first instantaneous communication system
Respectively each instant communication users are generated into the different files and transmit message, wherein the key of the file is identical, and
Protection is encrypted each by the public key of each instant communication users.
First instant communication users 301, the first instantaneous communication system 302, the second instantaneous communication system 303 and second are instant
Communication user 304 is used to implement the file transmission of cross-system by network connection.
Claims (8)
1. a kind of document transmission method across instantaneous communication system, which is characterized in that including:
First instant communication users send file to the second instant communication users；
The file cache to its file server is generated new file transmission message by the first instantaneous communication system, and to the
Two instantaneous communication systems send the file transmission message, and URL and/or file of the file transmission message including file is close
Key；
Second instantaneous communication system forwards the file to transmit message to the second instant communication users；
Second instant communication users transmit message according to the file and obtain the file；
Wherein, first instant communication users are the registered users of the first instantaneous communication system, and second instant messaging is used
Family is the registered user of the second instantaneous communication system.
2. document transmission method according to claim 1, which is characterized in that the URL of the file may be provided with the effect phase, surpass
It crosses after the term of validity, the URL failures of the file.
3. document transmission method according to claim 1, which is characterized in that the key of the file is by the first instant messaging
System generates at random, and protection is encrypted in the public key for passing through the second instant communication users.
4. document transmission method according to claim 3, which is characterized in that in group instant messaging, the first Instant Messenger
Respectively each instant communication users are generated the different files and transmit message by letter system, wherein the key phase of the file
Together, and each by the public key of each instant communication users protection is encrypted.
5. document transmission method according to claim 1, which is characterized in that in the step " the first instantaneous communication system
By the file cache to its file server " before, it may also include：First instantaneous communication system utilizes the key of the file
File is encrypted.
6. document transmission method according to claim 1, which is characterized in that second instant communication users are according to
File transmission message obtains the file and specifically includes：
Second instant communication users receive the file transmission message；
Second instant communication users transmit the URL that the file is obtained in message from the file；
Second instant communication users download the file to local from the URL of the file.
7. document transmission method according to claim 5, which is characterized in that in the step " the second instant communication users
The file is downloaded to local from the URL of the file " after, if the file is encrypted, then the second instant messaging
User just obtains the key of the file, and file carries out described in the key pair of the file using the private key of oneself to decrypt
Decryption.
8. document transmission method according to claim 1, which is characterized in that it is optional, it further includes：
First instant communication users send file to the second instant communication users；
The file is sent to the second instantaneous communication system by the first instantaneous communication system；
Second instant communication users obtain the file from the second instantaneous communication system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810040619.3A CN108259321A (en) | 2018-01-16 | 2018-01-16 | A kind of document transmission method across instantaneous communication system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810040619.3A CN108259321A (en) | 2018-01-16 | 2018-01-16 | A kind of document transmission method across instantaneous communication system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242944A (en) * | 2019-07-19 | 2021-01-19 | 腾讯科技（深圳）有限公司 | File processing method and related device |
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| CN106533894A (en) * | 2015-09-11 | 2017-03-22 | 北京北信源软件股份有限公司 | Brand new secure instant messaging system |
| CN106850522A (en) * | 2016-05-24 | 2017-06-13 | 中国科学院信息工程研究所 | The implementation method of Group file encrypted transmission in a kind of instant messaging |
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2018
- 2018-01-16 CN CN201810040619.3A patent/CN108259321A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104202236A (en) * | 2014-08-29 | 2014-12-10 | 蓝信工场（北京）科技有限公司 | Method and system for establishing collaborating group and corresponding instant communication method |
| CN106533894A (en) * | 2015-09-11 | 2017-03-22 | 北京北信源软件股份有限公司 | Brand new secure instant messaging system |
| CN106850522A (en) * | 2016-05-24 | 2017-06-13 | 中国科学院信息工程研究所 | The implementation method of Group file encrypted transmission in a kind of instant messaging |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242944A (en) * | 2019-07-19 | 2021-01-19 | 腾讯科技（深圳）有限公司 | File processing method and related device |
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Application publication date: 20180706 |