CN110245527A - A kind of USB port right management method and device and equipment - Google Patents
A kind of USB port right management method and device and equipment Download PDFInfo
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- CN110245527A CN110245527A CN201910515352.3A CN201910515352A CN110245527A CN 110245527 A CN110245527 A CN 110245527A CN 201910515352 A CN201910515352 A CN 201910515352A CN 110245527 A CN110245527 A CN 110245527A
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- usb port
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/44—Program or device authentication
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/45—Structures or tools for the administration of authentication
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/82—Protecting input, output or interconnection devices
- G06F21/85—Protecting input, output or interconnection devices interconnection devices, e.g. bus-connected or in-line devices
Abstract
The invention discloses a kind of USB port right management method and device and equipment.Wherein, which comprises increase the configuration for reading USB authority setting, and according to the increased configuration for reading USB authority setting, adjust the control authority of USB port.Through the above way, it can be realized the permission by managing USB port, reach and does not need to shield USB port from hardware, USB port can be made full use of, potential computer data disclosure risk caused by using program software is avoided simultaneously, the safety of computer data data is ensured while can make full use of USB port function.
Description
Technical field
The present invention relates to technical field of memory more particularly to a kind of USB port right management method and device and equipment.
Background technique
Existing USB (Universal Serial Bus, universal serial bus) port digital right management scheme is general to wrap
It includes:
Scheme one closes association setting in BIOS (Basic Input Output System, basic input output system)
From hardware view closing function, and by basic input-output system BIOS adjustment interface shielding, to reach protection computer data
The security requirements of leakage.
Scheme two installs baffle additional for the equiprobable part in general-purpose serial bus USB port, prevents equipment from physical layer
Access, to reach the security requirements of protection computer data leakage.
Scheme three is realized using application program or only with encryption software scheme, to reach protection computer data leakage
Security requirements.
Existing USB port digital right management scheme closes association setting from hardware layer in basic input-output system BIOS
Face closing function, and by basic input-output system BIOS adjustment interface shielding, so that existing general-purpose serial bus USB port
It is not available, is more troublesome when outside need is passed to data, need additional operation；If being directed to universal serial bus
The equiprobable part of USB port installs baffle additional, prevents equipment from accessing from physical layer, other than incoming data are more troublesome, also
It is possible that removing baffle from physical layer and then using the possibility of general-purpose serial bus USB port；If using application program or
Person only uses encryption software scheme to realize, since the permission of program software itself controls, system vulnerability or other viral or evils
Meaning attack will affect the secrecy effect of computer data.
Summary of the invention
In view of this, it is an object of the invention to propose a kind of USB port right management method and device and equipment, energy
It is enough to realize through the permission of management USB port, reach and does not need to shield USB port from hardware, it can be sufficiently sharp by USB port
With, while potential computer data disclosure risk caused by using program software is avoided, it can make full use of USB port function
While ensure computer data data safety.
According to an aspect of the present invention, a kind of USB port right management method is provided, comprising:
Increase the configuration for reading USB authority setting；
According to the increased configuration for reading USB authority setting, the control authority of USB port is adjusted.
It is wherein, described to increase the configuration for reading USB authority setting, comprising:
By using the read-only authority function of block device input and output protocol media, device path node is being detected
Attribute when being USB mass-memory unit, set according to basic input output system, adjusting is made under current handle by described
With the mode of the read-only authority function of the media of block device input and output protocol, increase the configuration for reading USB authority setting.
Wherein, described according to the increased configuration for reading USB authority setting, the control authority of USB port is adjusted, is wrapped
It includes:
According to the increased configuration for reading USB authority setting, by the permission tune for setting USB mass-memory unit
The access interface of USB port under whole System Management Mode returns to null value and does not make movement screen when invalid situation occurs in USB port
The mode for covering the support to USB mass-memory unit, adjusts the control authority of USB port.
Wherein, the control authority of USB port is adjusted according to the increased configuration for reading USB authority setting described
Later, further includes:
Under an operating system, the control authority for the USB port for obtaining the adjustment by customized driving is managed.
According to another aspect of the present invention, a kind of USB port rights management device is provided, comprising:
Configuration module and adjustment module；
The configuration module, for increasing the configuration for reading USB authority setting；
The adjustment module, for adjusting the control of USB port according to the increased configuration for reading USB authority setting
Permission processed.
Wherein, the configuration module, is specifically used for:
By using the read-only authority function of block device input and output protocol media, device path node is being detected
Attribute when being USB mass-memory unit, set according to basic input output system, adjusting is made under current handle by described
With the mode of the read-only authority function of the media of block device input and output protocol, increase the configuration for reading USB authority setting.
Wherein, the adjustment module, is specifically used for:
According to the increased configuration for reading USB authority setting, by the permission tune for setting USB mass-memory unit
The access interface of USB port under whole System Management Mode returns to null value and does not make movement screen when invalid situation occurs in USB port
The mode for covering the support to USB mass-memory unit, adjusts the control authority of USB port.
Wherein, the USB port rights management device, further includes:
Management module；
The management module, under an operating system, the control of the USB port of the adjustment being obtained by customized driving
Permission is managed.
According to a further aspect of the invention, a kind of USB port rights management unit is provided, comprising:
At least one processor；And
The memory being connect at least one described processor communication；Wherein,
The memory is stored with the instruction that can be executed by least one described processor, and described instruction is by described at least one
A processor executes, so that at least one described processor is able to carry out USB port rights management side described in any of the above embodiments
Method.
According to a further aspect of the invention, a kind of computer readable storage medium is provided, computer program is stored with, institute
It states and realizes USB port right management method described in any of the above embodiments when computer program is executed by processor.
It can be found that above scheme, can increase the configuration for reading USB authority setting, and can be according to the increased reading
The configuration for taking USB authority setting adjusts the control authority of USB port, can be realized the permission by managing USB port, reaches
It does not need to shield USB port from hardware, USB port can be made full use of, while avoiding diving caused by using program software
Computer data disclosure risk, the safety of computer data data is ensured while can make full use of USB port function
Property.
Further, above scheme, can be by using the read-only authority function of block device input and output protocol media
Can, when the attribute for detecting device path node is USB mass-memory unit, set according to basic input output system,
By way of adjusting the read-only authority function under current handle at this using the media of block device input and output protocol, increase
The configuration of USB authority setting is read, such benefit, which is that by, prevents basic input output system to server apparatus
Computer data is written toward USB mass-memory unit in the process stage for transmitting data, ensures the safety of computer data data
Property.
Further, above scheme, can be big by setting USB according to the increased configuration for reading USB authority setting
, there is invalid situation in USB port in the access interface of USB port under the permission adjustment System Management Mode of capacity storage device
When, it returns to null value and does not do movement shielding to the mode of the support of USB mass-memory unit, adjust the control authority of USB port,
Such benefit is that by the increased configuration for reading USB authority setting, adjusts the control authority of USB port, Neng Gouchong
Divide and utilizes the safety for ensureing computer data data while USB port function.
Further, above scheme can obtain the USB port of the adjustment by customized driving under an operating system
Control authority is managed, and such benefit, which is that by, is managed the control authority of the USB port of adjustment, facilitates pipe
Reason person adjusts corresponding USB port permission.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the flow diagram of one embodiment of USB port right management method of the present invention；
Fig. 2 is the flow diagram of another embodiment of USB port right management method of the present invention；
Fig. 3 is the structural schematic diagram of one embodiment of USB port rights management device of the present invention；
Fig. 4 is the structural schematic diagram of another embodiment of USB port rights management device of the present invention；
Fig. 5 is the structural schematic diagram of one embodiment of USB port rights management unit of the present invention.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is described in further detail.It is emphasized that following implement
Example is merely to illustrate the present invention, but is not defined to the scope of the present invention.Likewise, following embodiment is only portion of the invention
Point embodiment and not all embodiments, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, shall fall within the protection scope of the present invention.
The present invention provides a kind of USB port right management method, can be realized the permission by managing USB port, reaches
It does not need to shield USB port from hardware, USB port can be made full use of, while avoiding diving caused by using program software
Computer data disclosure risk, the safety of computer data data is ensured while can make full use of USB port function
Property.
Referring to Figure 1, Fig. 1 is the flow diagram of one embodiment of USB port right management method of the present invention.It should be noted
It is, if having substantially the same as a result, method of the invention is not limited with process sequence shown in FIG. 1.As shown in Figure 1, should
Method includes the following steps:
S101: increase the configuration for reading USB authority setting.
Wherein, which reads the configuration of USB authority setting, may include:
By using the read-only power of Block I/O Protocol (block device input and output agreement) setting Media (media)
Function is limited, is USB mass storage device in the attribute for detecting Device Path Node (device path node)
When (USB mass-memory unit), is set according to basic input-output system BIOS, adjust and pass through under current Handle (handle)
This uses the mode of the read-only authority function of the media of block device input and output protocol, increases and reads USB authority setting
Configuration, such benefit are that by the mistake for preventing basic input output system in POST (transmitting data to server apparatus)
Computer data is written toward USB mass-memory unit in the journey stage, ensures the safety of computer data data.
S102: according to the increased configuration for reading USB authority setting, the control authority of USB port is adjusted.
Wherein, this adjusts the control authority of USB port, can wrap according to the increased configuration for reading USB authority setting
It includes:
According to the increased configuration for reading USB authority setting, the permission by setting USB mass-memory unit is adjusted
The access interface of USB port under SMM (System Management Mode, System Management Mode) occurs in USB port
When Disable (invalid) situation, returns to null value and do not do movement shielding to the mode of the support of USB mass-memory unit, adjustment
The control authority of USB port, such benefit are that by the increased configuration for reading USB authority setting, adjust USB port
Control authority, the safety of computer data data is ensured while can make full use of USB port function.
Wherein, at this according to the increased configuration for reading USB authority setting, after the control authority for adjusting USB port,
Can also include:
Under OS (Operating System, operating system), the control of the USB port of the adjustment is obtained by customized driving
Permission processed is managed, and such benefit, which is that by, is managed the control authority of the USB port of adjustment, facilitates management
Member adjusts corresponding USB port permission.
In the present embodiment, the read-only power of Block I/O Protocol section sets Media can be used in read-only function
Limit function realizes the movement for preventing BIOS in the Post stage toward USB Mass storage equipment write-in data；It is detecting
It is adjusted under current Handle when the attribute of Device Path Node is USB mass storage device according to BIOS setup
(read-only) setting of the ReadOnly of Block I/O Protocol, comprising:
//*******************************************************
//EFI_BLOCK_IO_MEDIA
//*******************************************************
typedef struct{
UINT32MediaId；
BOOLEAN RemovableMedia；
BOOLEAN MediaPresent；
BOOLEAN LogicalPartition；
BOOLEAN ReadOnly；
BOOLEAN WriteCaching；
UINT32BlockSize；
UINT32IoAlign；
EFI_LBALastBlock；
EFI_LBALowestAlignedLba；//added in Revision 2
UINT32LogicalBlocksPerPhysicalBlock；
//added in Revision 2
UINT32OptimalTransferLengthGranularity；
//added in Revision 3
}EFI_BLOCK_IO_MEDIA；
ReadOnly TRUE if the media is marked read-only otherwise, FALSE.This
field shows the read-only status as of the most recent WriteBlocks()call。
It can be found that in the present embodiment, the configuration for reading USB authority setting can be increased, and can be according to the increase
Reading USB authority setting configuration, adjust the control authority of USB port, can be realized by manage USB port permission,
Reach and do not need to shield USB port from hardware, USB port can be made full use of, while avoiding causing using program software
Potential computer data disclosure risk, computer data data are ensured while can make full use of USB port function
Safety.
It further, in the present embodiment, can be by using the read-only power of block device input and output protocol media
Function is limited, when the attribute for detecting device path node is USB mass-memory unit, is set according to basic input output system
It is fixed, by way of adjusting the read-only authority function under current handle at this using the media of block device input and output protocol,
Increase the configuration for reading USB authority setting, such benefit, which is that by, prevents basic input output system to server
Computer data is written toward USB mass-memory unit in the process stage of equipment transmission data, ensures computer data data
Safety.
Further, in the present embodiment, setting can be passed through according to the increased configuration for reading USB authority setting
The access interface of USB port under the permission adjustment System Management Mode of USB mass-memory unit, it is invalid to occur in USB port
When situation, returns to null value and do not do movement shielding to the mode of the support of USB mass-memory unit, adjust the control of USB port
Permission, such benefit are that by the increased configuration for reading USB authority setting, adjust the control authority of USB port, energy
The safety of computer data data is ensured while enough making full use of USB port function.
Fig. 2 is referred to, Fig. 2 is the flow diagram of another embodiment of USB port right management method of the present invention.This implementation
In example, method includes the following steps:
S201: increase the configuration for reading USB authority setting.
Can be as above described in S101, therefore not to repeat here.
S202: according to the increased configuration for reading USB authority setting, the control authority of USB port is adjusted.
Can be as above described in S102, therefore not to repeat here.
S203: under an operating system, the control authority for the USB port for obtaining the adjustment by customized driving is managed.
It can be found that in the present embodiment, the end USB of the adjustment can be obtained by customized driving under an operating system
The control authority of mouth is managed, and such benefit, which is that by, is managed the control authority of the USB port of adjustment, side
Just administrator adjusts corresponding USB port permission.
The present invention also provides a kind of USB port rights management device, can be realized without reentering basic input and output
System can directly adjust clean boot characteristic, convenient for safeguarding.
Fig. 3 is referred to, Fig. 3 is the structural schematic diagram of one embodiment of USB port rights management device of the present invention.The present embodiment
In, which includes configuration module 31 and adjustment module 32.
The configuration module 31, for increasing the configuration for reading USB authority setting.
The adjustment module 32, for adjusting the control of USB port according to the increased configuration for reading USB authority setting
Permission.
Optionally, the configuration module 31, can be specifically used for:
By using the read-only authority function of block device input and output protocol media, device path node is being detected
Attribute be USB mass-memory unit when, according to basic input-output system BIOS set, adjust under current handle by should
Using the mode of the read-only authority function of the media of block device input and output protocol, increases and read matching for USB authority setting
It sets.
Optionally, the adjustment module 32, can be specifically used for:
According to the increased configuration for reading USB authority setting, the permission by setting USB mass-memory unit is adjusted
The access interface of USB port under System Management Mode returns to null value and does not do movement shielding when invalid situation occurs in USB port
To the mode of the support of USB mass-memory unit, the control authority of USB port is adjusted.
Fig. 4 is referred to, Fig. 4 is the structural schematic diagram of another embodiment of USB port rights management device of the present invention.It is different from
A upper embodiment, USB port rights management device 40 described in the present embodiment further includes management module 41.
The management module 41, under an operating system, the control of the USB port of the adjustment being obtained by customized driving
Limit is managed.
It is right in above method embodiment that each unit module of the USB port rights management device 30/40 can execute respectively
Step is answered, therefore each unit module is not repeated herein, the explanation of the above corresponding step is referred to.
The present invention provides a kind of USB port rights management unit again, as shown in Figure 5, comprising: at least one processor 51；
And the memory 52 with the communication connection of at least one processor 51；Wherein, memory 52, which is stored with, to be handled by least one
Device 51 execute instruction, instruction executed by least one processor 51 so that at least one processor 51 be able to carry out it is above-mentioned
USB port right management method.
Wherein, memory 52 is connected with processor 51 using bus mode, and bus may include any number of interconnection
Bus and bridge, bus is by one or more processors 51 together with the various circuit connections of memory 52.Bus can also incite somebody to action
Together with various other circuit connections of management circuit or the like, these are all abilities for such as peripheral equipment, voltage-stablizer
Well known to domain, therefore, it will not be further described herein.Bus interface is provided between bus and transceiver and is connect
Mouthful.Transceiver can be an element, is also possible to multiple element, such as multiple receivers and transmitter, provides for passing
The unit communicated on defeated medium with various other devices.The data handled through processor 51 are carried out on the radio medium by antenna
Transmission, further, antenna also receives data and transfers data to processor 51.
Processor 51 is responsible for management bus and common processing, can also provide various functions, including timing, periphery connects
Mouthful, voltage adjusting, power management and other control functions.And memory 52 can be used for storage processor 51 and execute behaviour
Used data when making.
The present invention provides a kind of computer readable storage medium again, is stored with computer program.Computer program is processed
Device realizes above method embodiment when executing.
It can be found that above scheme, can increase the configuration for reading USB authority setting, and can be according to the increased reading
The configuration for taking USB authority setting adjusts the control authority of USB port, can be realized the permission by managing USB port, reaches
It does not need to shield USB port from hardware, USB port can be made full use of, while avoiding diving caused by using program software
Computer data disclosure risk, the safety of computer data data is ensured while can make full use of USB port function
Property.
Further, above scheme, can be by using the read-only authority function of block device input and output protocol media
Can, when the attribute for detecting device path node is USB mass-memory unit, set according to basic input output system,
By way of adjusting the read-only authority function under current handle at this using the media of block device input and output protocol, increase
The configuration of USB authority setting is read, such benefit, which is that by, prevents basic input output system to server apparatus
Computer data is written toward USB mass-memory unit in the process stage for transmitting data, ensures the safety of computer data data
Property.
Further, above scheme, can be big by setting USB according to the increased configuration for reading USB authority setting
, there is invalid situation in USB port in the access interface of USB port under the permission adjustment System Management Mode of capacity storage device
When, it returns to null value and does not do movement shielding to the mode of the support of USB mass-memory unit, adjust the control authority of USB port,
Such benefit is that by the increased configuration for reading USB authority setting, adjusts the control authority of USB port, Neng Gouchong
Divide and utilizes the safety for ensureing computer data data while USB port function.
Further, above scheme can obtain the USB port of the adjustment by customized driving under an operating system
Control authority is managed, and such benefit, which is that by, is managed the control authority of the USB port of adjustment, facilitates pipe
Reason person adjusts corresponding USB port permission.
In several embodiments provided by the present invention, it should be understood that disclosed system, device and method can
To realize by another way.For example, device embodiments described above are only schematical, for example, module or
The division of unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units
Or component can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, institute
Display or the mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, device or unit
Indirect coupling or communication connection can be electrical property, mechanical or other forms.
Unit may or may not be physically separated as illustrated by the separation member, shown as a unit
Component may or may not be physical unit, it can and it is in one place, or may be distributed over multiple networks
On unit.It can select some or all of unit therein according to the actual needs to realize the mesh of present embodiment scheme
's.
In addition, each functional unit in each embodiment of the present invention can integrate in one processing unit, it can also
To be that each unit physically exists alone, can also be integrated in one unit with two or more units.It is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.
It, can if integrated unit is realized in the form of SFU software functional unit and when sold or used as an independent product
To be stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention substantially or
Say that all or part of the part that contributes to existing technology or the technical solution can embody in the form of software products
Out, which is stored in a storage medium, including some instructions are used so that a computer equipment
(can be personal computer, server or the network equipment etc.) or processor (processor) execute each implementation of the present invention
The all or part of the steps of methods.And storage medium above-mentioned include: USB flash disk, mobile hard disk, read-only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. it is various
It can store the medium of program code.
The foregoing is merely section Examples of the invention, are not intended to limit protection scope of the present invention, all utilizations
Equivalent device made by description of the invention and accompanying drawing content or equivalent process transformation are applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (10)
1. a kind of USB port right management method characterized by comprising
Increase the configuration for reading USB authority setting；
According to the increased configuration for reading USB authority setting, the control authority of USB port is adjusted.
2. USB port right management method as described in claim 1, which is characterized in that USB authority setting is read in the increase
Configuration, comprising:
By using the read-only authority function of block device input and output protocol media, in the category for detecting device path node
Property when being USB mass-memory unit, set, adjusted under current handle by described using block according to basic input output system
The mode of the read-only authority function of the media of equipment input and output protocol increases the configuration for reading USB authority setting.
3. USB port right management method as described in claim 1, which is characterized in that described according to the increased reading
The configuration of USB authority setting adjusts the control authority of USB port, comprising:
According to the increased configuration for reading USB authority setting, the permission by setting USB mass-memory unit adjusts system
The access interface of USB port under management mode of uniting returns to null value and does not do movement shielding pair when invalid situation occurs in USB port
The mode of the support of USB mass-memory unit adjusts the control authority of USB port.
4. USB port right management method as described in claim 1, which is characterized in that described according to the increased reading
The configuration for taking USB authority setting, after the control authority for adjusting USB port, further includes:
Under an operating system, the control authority for the USB port for obtaining the adjustment by customized driving is managed.
5. a kind of USB port rights management device characterized by comprising
Configuration module and adjustment module；
The configuration module, for increasing the configuration for reading USB authority setting；
The adjustment module, for adjusting the control of USB port according to the increased configuration for reading USB authority setting
Limit.
6. USB port rights management device as claimed in claim 5, which is characterized in that the configuration module is specifically used for:
By using the read-only authority function of block device input and output protocol media, in the category for detecting device path node
Property when being USB mass-memory unit, set, adjusted under current handle by described using block according to basic input output system
The mode of the read-only authority function of the media of equipment input and output protocol increases the configuration for reading USB authority setting.
7. USB port rights management device as claimed in claim 5, which is characterized in that the adjustment module is specifically used for:
According to the increased configuration for reading USB authority setting, the permission by setting USB mass-memory unit adjusts system
The access interface of USB port under management mode of uniting returns to null value and does not do movement shielding pair when invalid situation occurs in USB port
The mode of the support of USB mass-memory unit adjusts the control authority of USB port.
8. USB port rights management device as claimed in claim 5, which is characterized in that the USB port rights management dress
It sets, further includes:
Management module；
The management module, under an operating system, the control authority of the USB port of the adjustment being obtained by customized driving
It is managed.
9. a kind of USB port rights management unit characterized by comprising
At least one processor；And
The memory being connect at least one described processor communication；Wherein,
The memory is stored with the instruction that can be executed by least one described processor, and described instruction is by described at least one
It manages device to execute, so that at least one described processor is able to carry out USB port power according to any one of claims 1 to 4
Limit management method.
10. a kind of computer readable storage medium, is stored with computer program, which is characterized in that the computer program is located
Reason device realizes USB port right management method described in any one of Claims 1-4 when executing.
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| CN112653205A (en) * | 2020-10-09 | 2021-04-13 | 合肥恒烁半导体有限公司 | Vehicle-mounted mobile phone charger output protection circuit controlled by MCU chip |
| CN114186217A (en) * | 2022-02-17 | 2022-03-15 | 浪潮(山东)计算机科技有限公司 | Port management method, system, equipment and computer readable storage medium |
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