CN108768820A - A kind of mail security grading management method and system - Google Patents
A kind of mail security grading management method and system Download PDFInfo
- Publication number
- CN108768820A CN108768820A CN201810212223.2A CN201810212223A CN108768820A CN 108768820 A CN108768820 A CN 108768820A CN 201810212223 A CN201810212223 A CN 201810212223A CN 108768820 A CN108768820 A CN 108768820A
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- CN
- China
- Prior art keywords
- mta
- sensitive information
- group
- security
- 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.)
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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
- H04L51/42—Mailbox-related aspects, e.g. synchronisation of mailboxes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/20—Network architectures or network communication protocols for network security for managing network security; network security policies in general
Abstract
The invention discloses a kind of mail security grading management method and systems, and this approach includes the following steps：For forwarding by mail to mail DLP system, mail DLP system parses Mail Contents, and whether verification Mail Contents hit sensitive information strategy；If the miss sensitive information strategy, mail DLP system are sent to purpose mail server by the email relaying to next-hop mail MTA or by mail；If hitting sensitive information strategy, it is further processed according to the whether enabled mail security administrator's mechanism of this sensitive information strategy.Using this system, flexible mail DLP treatment mechanisms can be provided in conjunction with manpower system safety officer.
Description
Technical field
The present invention relates to field of computer technology, and in particular to a kind of mail security grading management method and system.
Background technology
Mail Gateway is one kind of proxy server, supports to turn from a mail MTA (Mail Transfer Agent)
System of the hair mail requests to another mail MTA.
Mail security administrator, this is a kind of security management and control mechanism, to management and control mail outgoing.Need combined content strategy
In mail DLP system, when department's employee's outgoing hits content strategy mail, it is necessary to mail security person's group of the department is made a copy for,
If send mail, mail recipient can cover security official's list of sender, then mail normally sends simultaneously record log；
If the corresponding security official's list of sender cannot be covered, mail is blocked, and reported event.
It is increasingly enhanced with the importance of data safety, how to protect the data of enterprises not to be leaked, gradually cause
The concern of each layer of society, many companies put forward higher requirements the data safety in internal mail system, how to mail
It administrative mechanism to be flexibly that more stringent requirements are proposed for mail DLP system that content provides on the basis of being audited.
For the above demand, system described in this patent may be implemented, according to company's manpower system, to increase each department and set
Multistage mail security administrator is set, to outgoing mail combination DLP system and differentiated control person's mechanism, realizes the spirit to outgoing mail
Management and control living.
Invention content
In order to solve the above technical problems, the present invention provides a kind of mail security grading management method, this method include with
Lower step：
Forwarding by mail is to mail DLP system, and mail DLP system parses Mail Contents, and it is quick whether verification Mail Contents hit
Feel informational strategy；
If the miss sensitive information strategy, mail DLP system by the email relaying to next-hop mail MTA or
Mail is sent to purpose mail server；
If hitting sensitive information strategy, according to the whether enabled mail security administrator's mechanism of this sensitive information strategy
It is further processed.
With the method for the invention it is preferred to, include the following steps before forwarding by mail：
It is mail DLP system to configure mail MTA or source mail server next-hop, and is needed in mail DLP system
Authorized mail MTA is credible.
With the method for the invention it is preferred to, include the following steps before forwarding by mail：
The configuration DLP parsing strategies in mail DLP system choose whether enabled mail security administrator, and selection is directed to should
Sensitive information strategy, mail security administrator are to select global configuration or select custom configuration；
If selection global configuration automatically selects when the mail to hitting the sensitive information strategy carries out making a copy for detection
Global safety person's group of corresponding employee department carries out making a copy for detection；
If selecting custom configuration, the user group for selecting sensitive information strategy to come into force, and it is special for user's group selection
Fixed mail security person's group.
With the method for the invention it is preferred to, it is described according to the whether enabled mail security management of this sensitive information strategy
Member's mechanism is further processed, including：
If being not enabled on mail security administrator, the mail is blocked, and information reporting will be blocked to display platform, and give
Mail sender, which sends, reminds mail；
If enabled mail security administrator, detects mail recipient's list, determines whether the mail is sent to the hair
The corresponding mail security person's group of part people.
With the method for the invention it is preferred to, it, will if the mail is sent to all personnel in mail security person's group
Email relaying is to next-hop MTA or is sent to purpose mail server；
If the mail is not issued to all members in mail security person's group, the mail is blocked, and by the general of mail
It wants information reporting to display platform, and is sent to e-mail sender and remind mail.
In order to solve the above technical problems, the present invention provides a kind of mail security hierarchical management system, which includes：
Source mail server or/and the first mail MTA, mail DLP system, purpose mail server or/and the second mail
MTA；
To mail DLP system, mail DLP system parses postal for the source mail server or the first mail MTA forwarding by mail
Whether part content, verification Mail Contents hit sensitive information strategy；
If the miss sensitive information strategy, mail DLP system is by the email relaying to the second mail MTA or incites somebody to action
Mail is sent to purpose mail server；
If hitting sensitive information strategy, according to the whether enabled mail security administrator's mechanism of this sensitive information strategy
It is further processed.
The system according to the present invention, it is preferred that before source mail server or the first mail MTA forwarding by mail, need
Following configuration is carried out to source mail server or the first mail MTA：
Configuration source mail server or the first mail MTA next-hops are mail DLP system, and are needed in mail DLP systems
It is credible that the first mail MTA is authorized in system.
The system according to the present invention, it is preferred that needed before source mail server or the first mail MTA forwarding by mail：
The configuration DLP parsing strategies in mail DLP system choose whether enabled mail security administrator, and selection is directed to should
Sensitive information strategy, mail security administrator are to select global configuration or select custom configuration；
If selection global configuration automatically selects when the mail to hitting the sensitive information strategy carries out making a copy for detection
Global safety person's group of corresponding employee department carries out making a copy for detection；
If selecting custom configuration, the user group for selecting sensitive information strategy to come into force, and it is special for user's group selection
Fixed mail security person's group.
The system according to the present invention, it is preferred that the system further includes：Information display platform, for believing the correlation reported
Breath is shown；
If being not enabled on mail security administrator according to this sensitive information strategy, mail DLP system blocks the mail,
And information reporting will be blocked to display platform, and sent to mail sender and remind mail；
If according to the policy enabled mail security administrator of this sensitive information, mail DLP system detects mail addressee
List, determines whether the mail is sent to the corresponding mail security person's group of the sender.
The system according to the present invention, it is preferred that if the mail is sent to all personnel in mail security person's group, postal
Part DLP system is by email relaying to the second mail MTA or is sent to purpose mail server；
If the mail is not issued to all members in mail security person's group, mail DLP system blocks the mail, and
The summary info of mail is reported into display platform, and is sent to e-mail sender and reminds mail.
The technical solution provided through the invention can provide spirit using this system in conjunction with manpower system safety officer
Mail DLP treatment mechanisms living.
Description of the drawings
Attached drawing described herein is to be used to provide further understanding of the present invention, and is constituted part of this application, but
It does not constitute improper limitations of the present invention, in the accompanying drawings：
Fig. 1 is the mail outgoing process chart of the present invention；
Fig. 2 is that the HR system Mail safety officers of the present invention organize schematic diagram；
Fig. 3 is that the Mail Gateway policy system safety officer of the present invention organizes schematic diagram；
Fig. 4 is the system composite structural diagram of the present invention.
Specific implementation mode
The mail treatment process of the transparent proxy method that present patent application proposes as shown in Figure 1, and with reference to figure 2-3, below
This these step is introduced one by one：
(1) it is mail DLP system to configure Company Mail MTA or mail server next-hop, needs to authorize in mail DLP system
Mail MTA is credible；
(2) the mail security administrator of each department is configured in human resource system, mail security administrator can configure
This department personnel or other departments related personnel, this is configured to global safety administrator；
(3) DLP parsing strategies are configured in mail DLP system, may choose whether enabled mail security administrator, and optional
It is to select global configuration or use custom configuration to select for strategy mail security administrator；
(4) if selection global configuration automatically selects corresponding member when the mail to hitting the strategy carries out making a copy for detection
Global safety person's group of Ministry of worker's door carries out making a copy for detection；
(5) if selection customization, the user group for needing selection strategy to come into force, and for the specific mail of user's group selection
Security official's group；
(6) for mail MTA forwarding by mail to mail DLP system, Mail Contents are sent in the parsing of mail DLP system, and extract master
Topic, text and attachment；
(7) mail DLP system restores attachment content, is converted to text file, and to theme, text and conversion after
Attachment files carry out Context resolution and verifying whether content hits strategy；
(8) if the mail miss strategy, mail DLP is by the email relaying to next-hop mail MTA or by postal
Part is sent to purpose mail server；
(9) it if mail hit strategy, is done into one according to the whether enabled mail security administrator's mechanism of this strategy
Step processing；Include a switch for whether making a copy for safety officer in the strategy；
(10) if being not enabled on mail security administrator, which blocks, and information reporting will be blocked to display platform,
And it is sent to mail sender and reminds mail；
(11) it if enabled mail security administrator, detects mail recipient's list, determines whether the mail sends and (wraps
Send containing main, make a copy for and sent with close) give the sender corresponding mail security person's group；
(12) if the mail is sent to all personnel in mail security person's group, email relaying to next-hop MTA or
Person is sent to purpose mail server；Mail security administrator is a kind of mechanism of control, if sending mail does not meet this machine
System, then mail send behavior and be blocked, otherwise, email relaying to next-hop MTA or be sent to purpose mail server；
(13) if the mail does not send all members in all mail security person's groups, mail, which is sent, to be blocked, and will
The summary info of mail is reported to display platform, and is sent to e-mail sender and remind mail.
In conjunction with Fig. 2-Fig. 3, to mail security, administrator is described in detail as follows：
(1) mail security administrator list can be provided by HR systems, and strategy that can also be in Mail Gateway provides, mail
The priority of mail security administrator's list in the strategy of gateway is more than the mail security administrator in HR systems；
(2) by HR system configuration mail security administrators, this department employee or other departments employee can be set, and
Safety officer's group of all related higher level departments of the department all comes into force to the department.As the mail of Fig. 2, tier-3 department 011 are pacified
Full administrator is employee 011a, employee 012a；The mail security administrator of tier-2 department 01 is employee 021a；0 postal of primary department
Part safety officer is employee 032a, then for tier-3 department 011, the mail security group of administrators of all employees of the department is：
Employee 011a, employee 012a, employee 021a, employee 032a include all related higher level portions of safety officer's level-one of this department
The safety officer of door, particularly, for department employee 011a, safety officer's group of his (she) does not include oneself.
(3) it is then returned in real-time update to Mail Gateway if there is modification by safety officer's group of HR system configurations；
(4) safety officer's group is configured by Mail Gateway policy system, needs to arrange strategy to come into force user group, correlation is matched
It sets strategy only to work to the user group, and to the mail security group of administrators of the enabled configuration of the user group.Such as Fig. 3, just for
Tier-3 department 011 configures safety officer's group：Employee 011a, employee 012a, employee 021a, employee 032a.
Such as Fig. 4, the invention discloses a kind of mail security hierarchical management system, which includes：
Source mail server or/and the first mail MTA, mail DLP system, purpose mail server or/and the second mail
MTA；
To mail DLP system, mail DLP system parses postal for the source mail server or the first mail MTA forwarding by mail
Whether part content, verification Mail Contents hit sensitive information strategy；
If the miss sensitive information strategy, mail DLP system is by the email relaying to the second mail MTA or incites somebody to action
Mail is sent to purpose mail server；
If hitting sensitive information strategy, according to the whether enabled mail security administrator's mechanism of this sensitive information strategy
It is further processed.
Before source mail server or the first mail MTA forwarding by mail, need to source mail server or the first mail
MTA carries out following configuration：
Configuration source mail server or the first mail MTA next-hops are mail DLP system, and are needed in mail DLP systems
It is credible that the first mail MTA is authorized in system.
It is needed before source mail server or the first mail MTA forwarding by mail：
The configuration DLP parsing strategies in mail DLP system choose whether enabled mail security administrator, and selection is directed to should
Sensitive information strategy, mail security administrator are to select global configuration or select custom configuration；
If selection global configuration automatically selects when the mail to hitting the sensitive information strategy carries out making a copy for detection
Global safety person's group of corresponding employee department carries out making a copy for detection；
If selecting custom configuration, the user group for selecting sensitive information strategy to come into force, and it is special for user's group selection
Fixed mail security person's group.
The system further includes：Information display platform, for being shown to the relevant information reported；
If being not enabled on mail security administrator according to this sensitive information strategy, mail DLP system blocks the mail,
And information reporting will be blocked to display platform, and sent to mail sender and remind mail；
If according to the policy enabled mail security administrator of this sensitive information, mail DLP system detects mail addressee
List, determines whether the mail is sent to the corresponding mail security person's group of the sender.
If the mail is sent to all personnel in mail security person's group, mail DLP system is by email relaying to
Two mail MTA are sent to purpose mail server；
If the mail is not issued to all members in mail security person's group, mail DLP system blocks the mail, and
The summary info of mail is reported into display platform, and is sent to e-mail sender and reminds mail.
The technical solution provided through the invention can provide spirit using this system in conjunction with manpower system safety officer
Mail DLP treatment mechanisms living.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiment, the same or similar parts between the embodiments can be referred to each other.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can be provided as method, system or calculate
Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code
The form of the computer program product of implementation.
The embodiment of the present invention be with reference to according to the method for the embodiment of the present invention, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in flow and/or box combination.These can be provided
Computer program instructions send terminal to all-purpose computer, special purpose computer, embedded transmitter or other programmable datas and set
Standby transmitter is to generate a machine so that the transmitter that terminal device is sent by computer or other programmable datas is held
Capable instruction generates for realizing in one flow of flow chart or multiple flows and/or one box of block diagram or multiple boxes
The system of specified function.
These computer program instructions, which may also be stored in, can guide computer or other programmable datas to send terminal device
In computer-readable memory operate in a specific manner so that instruction stored in the computer readable memory generates packet
The manufacture of instruction system is included, which realizes in one flow of flow chart or multiple flows and/or one side of block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can also be loaded into computer or other programmable datas are sent on terminal device so that
Series of operation steps are executed on computer or other programmable terminal equipments to generate computer implemented transmission, thus
The instruction executed on computer or other programmable terminal equipments is provided for realizing in one flow of flow chart or multiple flows
And/or in one box of block diagram or multiple boxes specify function the step of.
Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that process, method, article or terminal device including a series of elements include not only
Those elements, but also include other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of person's terminal device.In the absence of more restrictions, the element limited by sentence "including a ...",
It is not precluded in process, method, article or the terminal device including the element that there is also other identical elements.
Above to a kind of mail security grading management method provided by the present invention and system, it is described in detail, this
Specific case is applied in text, and principle and implementation of the present invention are described, the explanation of above example is only intended to
It facilitates the understanding of the method and its core concept of the invention；Meanwhile for those of ordinary skill in the art, think of according to the present invention
Think, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as pair
The limitation of the present invention.
Claims (10)
1. a kind of mail security grading management method, which is characterized in that this approach includes the following steps：
For forwarding by mail to mail DLP system, mail DLP system parses Mail Contents, and whether verification Mail Contents hit sensitive letter
Breath strategy；
If the miss sensitive information strategy, mail DLP system is by the email relaying to next-hop mail MTA or by postal
Part is sent to purpose mail server；
If hit sensitive information strategy, according to the whether enabled mail security administrator's mechanism of this sensitive information strategy do into
The processing of one step.
2. the method as described in claim 1, which is characterized in that include the following steps before forwarding by mail：
It is mail DLP system to configure mail MTA or source mail server next-hop, and needs to authorize in mail DLP system
Mail MTA is credible.
3. method as claimed in claim 1 or 2, which is characterized in that include the following steps before forwarding by mail：
DLP parsing strategies are configured in mail DLP system, choose whether that enabled mail security administrator, selection are directed to the sensitivity
Informational strategy, mail security administrator are to select global configuration or select custom configuration；
If selection global configuration automatically selects correspondence when the mail to hitting the sensitive information strategy carries out making a copy for detection
Global safety person's group of employee department carries out making a copy for detection；
If selecting custom configuration, the user group for selecting sensitive information strategy to come into force, and it is specific for user's group selection
Mail security person's group.
4. method as claimed in claim 1 or 2, which is characterized in that described according to the whether enabled postal of this sensitive information strategy
Part safety officer's mechanism is further processed, including：
If being not enabled on mail security administrator, the mail is blocked, and information reporting will be blocked to display platform, and give mail
Sender, which sends, reminds mail；
If enabled mail security administrator, detects mail recipient's list, determines whether the mail is sent to the sender
Corresponding mail security person's group.
5. method as claimed in claim 4, which is characterized in that if the mail is sent to the owner in mail security person's group
Member then by email relaying to next-hop MTA or is sent to purpose mail server；
If the mail is not issued to all members in mail security person's group, the mail is blocked, and the summary of mail is believed
Breath is reported to display platform, and is sent to e-mail sender and remind mail.
6. a kind of mail security hierarchical management system, which is characterized in that the system includes：
Source mail server or/and the first mail MTA, mail DLP system, purpose mail server or/and the second mail
MTA；
To mail DLP system, mail DLP system parses in mail for the source mail server or the first mail MTA forwarding by mail
Hold, whether verification Mail Contents hit sensitive information strategy；
If the miss sensitive information strategy, mail DLP system is by the email relaying to the second mail MTA or by mail
It is sent to purpose mail server；
If hit sensitive information strategy, according to the whether enabled mail security administrator's mechanism of this sensitive information strategy do into
The processing of one step.
7. system as claimed in claim 6, which is characterized in that in source mail server or the first mail MTA forwarding by mail it
Before, it needs to carry out following configuration to source mail server or the first mail MTA：
Configuration source mail server or the first mail MTA next-hops are mail DLP system, and are needed in mail DLP system
It is credible to authorize the first mail MTA.
8. system as claimed in claims 6 or 7, which is characterized in that mail server or the first mail MTA forwarding by mail in source
It needs before：
DLP parsing strategies are configured in mail DLP system, choose whether that enabled mail security administrator, selection are directed to the sensitivity
Informational strategy, mail security administrator are to select global configuration or select custom configuration；
If selection global configuration automatically selects correspondence when the mail to hitting the sensitive information strategy carries out making a copy for detection
Global safety person's group of employee department carries out making a copy for detection；
If selecting custom configuration, the user group for selecting sensitive information strategy to come into force, and it is specific for user's group selection
Mail security person's group.
9. system as claimed in claims 6 or 7, which is characterized in that the system further includes：Information display platform, for
The relevant information of report is shown；
If being not enabled on mail security administrator according to this sensitive information strategy, mail DLP system blocks the mail, and will
It blocks information reporting to display platform, and is sent to mail sender and remind mail；
If according to the policy enabled mail security administrator of this sensitive information, mail DLP system detects mail recipient's row
Table, determines whether the mail is sent to the corresponding mail security person's group of the sender.
10. system as claimed in claim 9, which is characterized in that if the mail is sent to owning in mail security person's group
Personnel, then mail DLP system by email relaying to the second mail MTA or be sent to purpose mail server；
If the mail is not issued to all members in mail security person's group, mail DLP system blocks the mail, and by postal
The summary info of part is reported to display platform, and is sent to e-mail sender and remind mail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810212223.2A CN108768820A (en) | 2018-03-15 | 2018-03-15 | A kind of mail security grading management method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810212223.2A CN108768820A (en) | 2018-03-15 | 2018-03-15 | A kind of mail security grading management method and system |
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| Publication Number | Publication Date |
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| CN108768820A true CN108768820A (en) | 2018-11-06 |
Family
ID=63980380
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810212223.2A Pending CN108768820A (en) | 2018-03-15 | 2018-03-15 | A kind of mail security grading management method and system |
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| CN112615772A (en) * | 2020-11-16 | 2021-04-06 | 北京明朝万达科技股份有限公司 | Method and device for disassembling and reassembling mail based on scanning system |
| CN113992621A (en) * | 2021-09-08 | 2022-01-28 | 厦门天锐科技股份有限公司 | System and method for mail outgoing examination and approval |
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