CN103778525A - Mail attachment processing method and device - Google Patents
Mail attachment processing method and device Download PDFInfo
- Publication number
- CN103778525A CN103778525A CN201210409981.6A CN201210409981A CN103778525A CN 103778525 A CN103778525 A CN 103778525A CN 201210409981 A CN201210409981 A CN 201210409981A CN 103778525 A CN103778525 A CN 103778525A
- Authority
- CN
- China
- Prior art keywords
- annex
- unique identifier
- characteristic information
- attachment
- 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.)
- Granted
Links
Images
Abstract
The invention discloses a mail attachment processing method. The method comprises that: characteristic information and an attachment of a mail are extracted, and document information associated with the characteristic information is acquired according to the characteristic information; a unique identification code of the attachment is arranged according to the characteristic information and the document information, and the attachment and the corresponding unique identification code are stored; and the stored attachments are processed in batches according to the preset inquiring authority and the unique identification code. The invention also discloses a mail attachment processing device. According to the method, the document information associated with the characteristic information is acquired via extracting the characteristic information and the attachment of the mail, the unique identification code of the attachment is arranged and stored according to the characteristic information and the document information, and the stored attachments are processed in batches according to the preset inquiring authority and the unique identification code so that the method has beneficial effects that all the attachments in the system are stored and inquired in a unified way in processing so that the complicated processing process of too many attachments is avoided. Meanwhile, the authorities for processing all the attachments are arranged so that security of the information is greatly enhanced.
Description
Technical field
The present invention relates to technical field of data processing, relate in particular to a kind of disposal route and device of Email attachment.
Background technology
Mailing system is very general in informationization application, and Email attachment is file entrained in mail, is in mail transmission, to use frequent and very important information.
In prior art, the annex in Email needs user manually to download and preserve; The annex of all Emails is not unified to process, such as the storage address of Email attachment is carried out to bulk management, safe class and the access rights etc. of Email attachment are set; For the annex of Email in system, user also can only first open mail, then could operate annex, and cannot carry out batch processing to all Email attachments in system; If the mail in system is more and every envelope mail all carries annex, operating process will be very loaded down with trivial details; In addition, Email attachment is kept at after disk, even the annex that is kept at disk is carried out to authority setting or encryption, other people still can consult or download the annex that this mail is corresponding by mail, and Email attachment security is very low.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of disposal route and device of Email attachment, is intended to all Email attachments in system to unify the processing such as storage, inquiry, and improves Email attachment security.
The disposal route that the invention discloses a kind of Email attachment, comprises the following steps:
The characteristic information and the annex that extract mail, according to described characteristic information, obtain the document information being associated with described characteristic information;
According to described characteristic information and document information, the unique identifier of described annex is set, and preserves described annex and corresponding described unique identifier;
According to preset search access right and described unique identifier, the described annex that batch processing is preserved.
Preferably, described according to preset search access right and described unique identifier, the step of the described annex that batch processing is preserved specifically comprises:
In the time of the described annex of inquiry, according to preset search access right and described unique identifier, show corresponding described annex, browse for user;
In the time downloading described annex, according to described unique identifier, identify the safe class of described annex; If described safe class is secret, forbid downloading described annex.
Preferably, described according to preset search access right and described unique identifier, show that corresponding described annex comprises:
If described search access right is user isolation mode, according to described unique identifier, show Attachment Name corresponding to all mails of individual subscriber;
If described search access right is business paper mode, according to described unique identifier, show described Attachment Name corresponding to all mails associated with described business paper.
Preferably, the definition mode of the safe class of described annex comprises:
If described mail is secret, the safe class that defines the described annex that described mail is corresponding is secret;
If the business paper of described mail association is secret, the safe class that defines the described annex that described mail is corresponding is secret.
Preferably, the preserving type of described annex comprises:
Described annex is converted to binary data stream and is saved to database;
Or, described annex is saved to server hard disc.
The present invention also discloses a kind for the treatment of apparatus of Email attachment, comprising:
Annex extraction module, for extracting characteristic information and the annex of mail, according to described characteristic information, obtains the document information being associated with described characteristic information;
Annex is preserved module, for according to described characteristic information and document information, the unique identifier of described annex is set, and preserves described annex and corresponding described unique identifier;
Annex processing module, for according to preset search access right and described unique identifier, the described annex that batch processing is preserved.
Preferably, described annex processing module specifically comprises:
Attachment query unit, in the time inquiring about described annex, according to preset search access right and described unique identifier, shows corresponding described annex, browses for user;
Annex download unit, in the time downloading described annex, according to described unique identifier, identifies the safe class of described annex; If described safe class is secret, forbid downloading described annex.
Preferably, described attachment query unit specifically for:
In the time that described search access right is user isolation mode, according to described unique identifier, show described Attachment Name corresponding to all mails of individual subscriber;
In the time that described search access right is business paper mode, according to described unique identifier, show Attachment Name corresponding to all mails associated with described business paper.
Preferably, described annex download unit also for:
If described mail is secret, the safe class that defines the described annex that described mail is corresponding is secret;
If the business paper of described mail association is secret, the safe class that defines the described annex that described mail is corresponding is secret.
Preferably, the mode that described annex preservation module is preserved described annex comprises:
Described annex is converted to binary data stream and is saved to database;
Or, described annex is saved to server hard disc.
The present invention is by extracting characteristic information and the annex of mail, according to described characteristic information, obtain the document information that is associated with described characteristic information, according to described characteristic information and document information, the unique identifier of described annex is set, and preserve described annex with corresponding described unique identifier, according to preset search access right and described unique identifier, the method of the described annex that batch processing is preserved, have all annexes in system are unified to the beneficial effect that storage, inquiry etc. are processed, avoided the loaded down with trivial details processing procedure for more annex; Meanwhile, be provided with the authority that all annexes are processed, greatly improved the security of information.
Accompanying drawing explanation
Fig. 1 is the disposal route application scenarios one-piece construction schematic diagram of Email attachment of the present invention;
Fig. 2 is the disposal route one embodiment schematic flow sheet of Email attachment of the present invention;
Fig. 3 is the treating apparatus one example structure schematic diagram of Email attachment of the present invention;
Fig. 4 is annex processing module one example structure schematic diagram in the treating apparatus of Email attachment of the present invention.
Realization, functional characteristics and the advantage of the object of the invention, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Further illustrate technical scheme of the present invention below in conjunction with Figure of description and specific embodiment.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
With reference to Fig. 1, Fig. 1 is the disposal route application scenarios one-piece construction schematic diagram of Email attachment of the present invention; As shown in Figure 1, in the disposal route of Email attachment of the present invention, when system receives Email attachment, all accommodating parts to annex processing enter is unified to process; In annex processing enter, can inquire about annex, download etc.; The downloading mode of annex can adopt to be downloaded single annex, also can adopt all annexes to meeting the demands to carry out batch download.Meanwhile, be provided with data permission isolation in annex processing enter; The isolation of described data permission refers to by certain technological means and realizes the control of authority to data, can only user's first check such as, the annex of appointment, and user's second can not be checked.
As shown in Figure 1, data isolation center is responsible for organizational structure to authorize, and realizes the authority isolation of attachment data; Mail management center is responsible for the mail in system to carry out characteristic information collection, auto-associating business paper, and obtain associated document information, as the type of document, ID(IDentity, identity), name information etc., the characteristic information of described mail includes but not limited to sender, addressee, mail matter topics, Mail Contents key word, the mail UID(User Identifier of mail, user name), mail MessageID(information indicating symbol), mail security grade etc.The operations such as annex are responsible for checking, downloading in accessory operation center; Admin Administration's instrument is responsible for providing corresponding instrument to Admin Administration's annex.
Based on the specific descriptions of Fig. 1 embodiment, with reference to Fig. 2, Fig. 2 is the disposal route one embodiment schematic flow sheet of Email attachment of the present invention; As shown in Figure 2, the disposal route of Email attachment of the present invention comprises the following steps:
Characteristic information and the annex of step S01, extraction mail, according to described characteristic information, obtain the document information being associated with described characteristic information;
When system gets the mail, by decipher mail, extract the characteristic information of mail and the annex of mail.As described in Fig. 1 embodiment, the characteristic information of mail includes but not limited to the sender of mail, addressee, mail matter topics, Mail Contents key word, mail UID, mail MessageID, mail security grade etc.According to the characteristic information of mail, obtain the document information being associated with described characteristic information.While gathering the characteristic information of mail, the safe class of identification mail; If this mail is provided with safe class, gather the safe class of this mail; If this mail does not arrange safe class, gather the safe class of the document associated with this mail.
Step S02, according to described characteristic information and document information, the unique identifier of described annex is set, and preserves described annex and corresponding described unique identifier;
According to the characteristic information and the document information associated with this mail of the mail gathering, the unique identifier of the entrained annex of this mail is set, and preserves described annex and unique identifier.
In a preferred embodiment, described unique identifier comprises the characteristic information of described mail and the document information associated with this mail; Also comprise all key messages of described annex simultaneously; Especially, described unique identifier comprises the safe class of this annex.The safe class definition mode of annex has following two kinds conventionally: one is, if this mail is provided with safe class, the safe class of the entrained annex of this mail is set accordingly; Another kind is, if this mail does not arrange safe class, according to the safe class of the business paper associated with this mail, the safe class of the entrained annex of this mail is set.
In a preferred embodiment, described in save attachment and annex can be read into the form of binary data stream, be kept in database; Also user annex directly can be kept in the hard disk of server, so that can conduct interviews whenever and wherever possible.
Step S03, according to preset search access right and described unique identifier, batch processing preserve described annex.
In order to improve the security of information, while preserving Email attachment, be provided with search access right for different Email attachments.In the time that user inquires about the annex of preservation, according to the owned search access right of user and unique identifier corresponding to annex, show corresponding annex, browse for user.In a preferred embodiment, if search access right is user isolation mode, the unique identifier corresponding according to annex, only shows the corresponding Attachment Name of all mails of individual subscriber; If search access right is business paper mode, according to described unique identifier, show described Attachment Name corresponding to all mails associated with described business paper.
In the time that user need to download the annex of preservation, the unique identifier of the annex that inquiry will be downloaded, according to the safety level information in this unique identifier, determines whether and allows to download described annex.If the safe class that this annex is corresponding is secret, can only browse this annex, system will forbid downloading all annexes that safe class is secret.When annex is downloaded, system can be according to user's selection, carries out single annex download; Also can select all annexes that can download, carry out batch and download.
The present embodiment is by extracting characteristic information and the annex of mail, according to characteristic information, obtain the document information that is associated with characteristic information, according to characteristic information and document information, the unique identifier of annex is set, and save attachment with corresponding unique identifier, according to preset search access right and unique identifier, the method of the annex that batch processing is preserved, have all annexes in system are unified to the beneficial effect that storage, inquiry etc. are processed, avoided the loaded down with trivial details processing procedure for more annex; Meanwhile, be provided with the authority that all annexes are processed, greatly improved the security of information.
With reference to Fig. 3, Fig. 3 is the treating apparatus one example structure schematic diagram of Email attachment of the present invention; As shown in Figure 3, the treating apparatus of Email attachment of the present invention comprises:
Annex extraction module 01, for extracting characteristic information and the annex of mail, according to described characteristic information, obtains the document information being associated with described characteristic information;
When system gets the mail, annex extraction module 01, by decipher mail, extracts the characteristic information of mail and the annex of mail.As described in Fig. 1 embodiment, the characteristic information of mail includes but not limited to the sender of mail, addressee, mail matter topics, Mail Contents key word, mail UID, mail MessageID, mail security grade etc.According to the characteristic information of mail, annex extraction module 01 obtains the document information being associated with described characteristic information.When annex extraction module 01 gathers the characteristic information of mail, the safe class of identification mail; If this mail is provided with safe class, gather the safe class of this mail; If this mail does not arrange safe class, gather the safe class of the document associated with this mail.
Annex is preserved module 02, for according to described characteristic information and document information, the unique identifier of described annex is set, and preserves described annex and corresponding described unique identifier;
The characteristic information of the mail gathering according to annex extraction module 01 and the document information associated with this mail, annex is preserved module 02 unique identifier of the entrained annex of this mail is set, and preserves described annex and unique identifier.
In a preferred embodiment, described unique identifier comprises the characteristic information of described mail and the document information associated with this mail; Also comprise all key messages of described annex simultaneously; Especially, described unique identifier comprises the safe class of this annex.The safe class definition mode of annex has following two kinds conventionally: one is, if this mail is provided with safe class, the safe class of the entrained annex of this mail is set accordingly; Another kind is, if this mail does not arrange safe class, according to the safe class of the business paper associated with this mail, the safe class of the entrained annex of this mail is set.
In a preferred embodiment, annex preservation module 02 saves attachment and annex can be read into the form of binary data stream, is kept in database; Also user annex directly can be kept in the hard disk of server, so that can conduct interviews whenever and wherever possible.
With reference to Fig. 4, Fig. 4 is annex processing module one example structure schematic diagram in the treating apparatus of Email attachment of the present invention.As shown in Figure 4, in the treating apparatus of Email attachment of the present invention, annex processing module 03 specifically comprises:
In order to improve the security of information, when annex preservation module 02 is preserved Email attachment, be provided with search access right for different Email attachments.In the time that user inquires about the annex of preservation, attachment query unit 031, according to the owned search access right of user and unique identifier corresponding to annex, shows corresponding annex, browses for user.In a preferred embodiment, if search access right is user isolation mode, the unique identifier that attachment query unit 031 is corresponding according to annex, only shows the corresponding Attachment Name of all mails of individual subscriber; If search access right is business paper mode, attachment query unit 031, according to described unique identifier, shows described Attachment Name corresponding to all mails associated with described business paper.
In the time that user need to download the annex of preservation, annex download unit 032 is inquired about the unique identifier of the annex that will download, according to the safety level information in this unique identifier, determines whether and allows to download described annex.If the safe class that this annex is corresponding is secret, can only browse this annex, annex download unit 032 will forbid downloading all annexes that safe class is secret.When annex is downloaded, select according to user, annex download unit 032 can be downloaded by single annex; Also can select all annexes that can download, annex download unit 032 carries out batch and downloads annex.
The present embodiment is by extracting characteristic information and the annex of mail, according to characteristic information, obtain the document information that is associated with characteristic information, according to characteristic information and document information, the unique identifier of annex is set, and save attachment with corresponding unique identifier, according to preset search access right and unique identifier, the annex that batch processing is preserved, has all annexes in system is unified to the beneficial effect that storage, inquiry etc. are processed, and has avoided the loaded down with trivial details processing procedure for more annex; Meanwhile, be provided with the authority that all annexes are processed, greatly improved the security of information.
The foregoing is only the preferred embodiments of the present invention; not thereby limit its scope of the claims; every equivalent structure or conversion of equivalent flow process that utilizes instructions of the present invention and accompanying drawing content to do; directly or indirectly be used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a disposal route for Email attachment, is characterized in that, comprises the following steps:
The characteristic information and the annex that extract mail, according to described characteristic information, obtain the document information being associated with described characteristic information;
According to described characteristic information and document information, the unique identifier of described annex is set, and preserves described annex and corresponding described unique identifier;
According to preset search access right and described unique identifier, the described annex that batch processing is preserved.
2. disposal route as claimed in claim 1, is characterized in that, described according to preset search access right and described unique identifier, and the step of the described annex that batch processing is preserved specifically comprises:
In the time of the described annex of inquiry, according to preset search access right and described unique identifier, show corresponding described annex, browse for user;
In the time downloading described annex, according to described unique identifier, identify the safe class of described annex; If described safe class is secret, forbid downloading described annex.
3. disposal route as claimed in claim 2, is characterized in that, described according to preset search access right and described unique identifier, shows that corresponding described annex comprises:
If described search access right is user isolation mode, according to described unique identifier, show described Attachment Name corresponding to all mails of individual subscriber;
If described search access right is business paper mode, according to described unique identifier, show Attachment Name corresponding to all mails associated with described business paper.
4. disposal route as claimed in claim 2, is characterized in that, the definition mode of the safe class of described annex comprises:
If described mail is secret, the safe class that defines the described annex that described mail is corresponding is secret;
If the business paper of described mail association is secret, the safe class that defines the described annex that described mail is corresponding is secret.
5. the disposal route as described in claim 1 to 4 any one, is characterized in that, the preserving type of described annex comprises:
Described annex is converted to binary data stream and is saved to database;
Or, described annex is saved to server hard disc.
6. a treating apparatus for Email attachment, is characterized in that, comprising:
Annex extraction module, for extracting characteristic information and the annex of mail, according to described characteristic information, obtains the document information being associated with described characteristic information;
Annex is preserved module, for according to described characteristic information and document information, the unique identifier of described annex is set, and preserves described annex and corresponding described unique identifier;
Annex processing module, for according to preset search access right and described unique identifier, the described annex that batch processing is preserved.
7. treating apparatus as claimed in claim 6, is characterized in that, described annex processing module specifically comprises:
Attachment query unit, in the time inquiring about described annex, according to preset search access right and described unique identifier, shows corresponding described annex, browses for user;
Annex download unit, in the time downloading described annex, according to described unique identifier, identifies the safe class of described annex; If described safe class is secret, forbid downloading described annex.
8. treating apparatus as claimed in claim 7, is characterized in that, described attachment query unit specifically for:
In the time that described search access right is user isolation mode, according to described unique identifier, show described Attachment Name corresponding to all mails of individual subscriber;
In the time that described search access right is business paper mode, according to described unique identifier, show Attachment Name corresponding to all mails associated with described business paper.
9. treating apparatus as claimed in claim 7, is characterized in that, described annex download unit also for:
If described mail is secret, the safe class that defines the described annex that described mail is corresponding is secret;
If the business paper of described mail association is secret, the safe class that defines the described annex that described mail is corresponding is secret.
10. the treating apparatus as described in claim 6 to 9 any one, is characterized in that, the mode that described annex preservation module is preserved described annex comprises:
Described annex is converted to binary data stream and is saved to database;
Or, described annex is saved to server hard disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210409981.6A CN103778525B (en) | 2012-10-24 | 2012-10-24 | The processing method and processing device of Email attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210409981.6A CN103778525B (en) | 2012-10-24 | 2012-10-24 | The processing method and processing device of Email attachment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103778525A true CN103778525A (en) | 2014-05-07 |
| CN103778525B CN103778525B (en) | 2017-11-24 |
Family
ID=50570731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210409981.6A Active CN103778525B (en) | 2012-10-24 | 2012-10-24 | The processing method and processing device of Email attachment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103778525B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104363160A (en) * | 2014-07-28 | 2015-02-18 | 国家电网公司 | Processing methods, device and system of e-mail with file attachments |
| CN105893027A (en) * | 2016-03-28 | 2016-08-24 | 联想(北京)有限公司 | Information display method, electronic device, and electronic apparatus |
| WO2018102994A1 (en) * | 2016-12-06 | 2018-06-14 | 深圳市唯德科创信息有限公司 | Method and system for managing attachment of mail |
| CN109784866A (en) * | 2019-01-25 | 2019-05-21 | 上海创景信息科技有限公司 | The method and system and storage medium of mailbox detection are carried out by custom rule |
| CN115643095A (en) * | 2022-10-27 | 2023-01-24 | 山东星维九州安全技术有限公司 | Method and system for security test of internal network of company |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1722710A (en) * | 2004-11-23 | 2006-01-18 | 杭州华为三康技术有限公司 | E-mail management system and method |
| US20090037407A1 (en) * | 2007-08-03 | 2009-02-05 | International Business Machines Corporation | System and method for sorting attachments in an integrated information management application |
| CN101409686A (en) * | 2007-10-11 | 2009-04-15 | 鸿富锦精密工业（深圳）有限公司 | System and method for checking e-mail accessory content |
| CN101702218A (en) * | 2009-12-11 | 2010-05-05 | 金蝶软件（中国）有限公司 | Information sending method applied to enterprise resource planning ERP and device |
| CN102025647A (en) * | 2009-09-17 | 2011-04-20 | 中国长城工业总公司 | System and method for mail sending and receiving |
| CN102402547A (en) * | 2010-09-15 | 2012-04-04 | 陈勇 | Information processing method and device |
-
2012
- 2012-10-24 CN CN201210409981.6A patent/CN103778525B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1722710A (en) * | 2004-11-23 | 2006-01-18 | 杭州华为三康技术有限公司 | E-mail management system and method |
| US20090037407A1 (en) * | 2007-08-03 | 2009-02-05 | International Business Machines Corporation | System and method for sorting attachments in an integrated information management application |
| CN101409686A (en) * | 2007-10-11 | 2009-04-15 | 鸿富锦精密工业（深圳）有限公司 | System and method for checking e-mail accessory content |
| CN102025647A (en) * | 2009-09-17 | 2011-04-20 | 中国长城工业总公司 | System and method for mail sending and receiving |
| CN101702218A (en) * | 2009-12-11 | 2010-05-05 | 金蝶软件（中国）有限公司 | Information sending method applied to enterprise resource planning ERP and device |
| CN102402547A (en) * | 2010-09-15 | 2012-04-04 | 陈勇 | Information processing method and device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104363160A (en) * | 2014-07-28 | 2015-02-18 | 国家电网公司 | Processing methods, device and system of e-mail with file attachments |
| CN105893027A (en) * | 2016-03-28 | 2016-08-24 | 联想(北京)有限公司 | Information display method, electronic device, and electronic apparatus |
| WO2018102994A1 (en) * | 2016-12-06 | 2018-06-14 | 深圳市唯德科创信息有限公司 | Method and system for managing attachment of mail |
| CN109784866A (en) * | 2019-01-25 | 2019-05-21 | 上海创景信息科技有限公司 | The method and system and storage medium of mailbox detection are carried out by custom rule |
| CN115643095A (en) * | 2022-10-27 | 2023-01-24 | 山东星维九州安全技术有限公司 | Method and system for security test of internal network of company |
| CN115643095B (en) * | 2022-10-27 | 2023-08-29 | 山东星维九州安全技术有限公司 | Method and system for testing network security inside company |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103778525B (en) | 2017-11-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11489801B2 (en) | Systems and methods for controlling email access | |
| US20200267104A1 (en) | Systems and methods for controlling email access | |
| CN103181125B (en) | Access limit apparatus and access restriction method | |
| US9450921B2 (en) | Systems and methods for controlling email access | |
| US8832785B2 (en) | Systems and methods for controlling email access | |
| CN103778525A (en) | Mail attachment processing method and device | |
| US6779022B1 (en) | Server that obtains information from multiple sources, filters using client identities, and dispatches to both hardwired and wireless clients | |
| EP2144409A1 (en) | Delivery of email messages in multiple parts | |
| US20060206578A1 (en) | Publication to shared content sources using natural language electronic mail destination addresses and interest profiles registered by the shared content sources | |
| CN108600081A (en) | A kind of method and device that mail outgoing achieves, Mail Gateway | |
| CN104125547A (en) | Short message processing method and device | |
| US6810408B1 (en) | Method and apparatus for controlling cascading e-mail distribution | |
| CN101465827B (en) | Group set communication method and device | |
| CN110782355A (en) | Method, device, equipment and storage medium for processing annuity investment supervision information | |
| CN103609078A (en) | Network equipment and E-mail request processing method | |
| CN103326927B (en) | A kind of method and apparatus withholding mail | |
| JP2004064215A (en) | Electronic mail system, method for preventing transmission of impersonated electronic mail, and method for preventing reception of impersonated mail | |
| CN105827518A (en) | Secure cross-domain mail transfer method, device and system | |
| CN104363160A (en) | Processing methods, device and system of e-mail with file attachments | |
| CN109120510B (en) | Authority control based mail sending method, device and system | |
| CN105991665B (en) | A kind of document handling method and system and file handler | |
| CN104283763A (en) | Service system for transmitting electronic mail with large-information-amount attachment and method for sending and receiving electronic mail | |
| CN101711013A (en) | Method for processing multimedia message and device thereof | |
| US9426129B2 (en) | Systems and methods for controlling email access | |
| CN103595616B (en) | Mail transmission/reception method and email distribution and reception system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |