CN111666599A - USB interface protection device and protection control method - Google Patents
USB interface protection device and protection control method Download PDFInfo
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- CN111666599A CN111666599A CN202010502663.9A CN202010502663A CN111666599A CN 111666599 A CN111666599 A CN 111666599A CN 202010502663 A CN202010502663 A CN 202010502663A CN 111666599 A CN111666599 A CN 111666599A
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- shaped plate
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000010586 diagram Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
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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
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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
- G06F21/86—Secure or tamper-resistant housings
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a USB interface protection device and a protection control method. The USB interface protection device comprises a steering engine and a baffle; the baffle is connected with an output shaft of the steering engine; the output shaft of the steering engine is fixed on the inner shell of the equipment to which the USB interface belongs and is positioned on one side of the USB interface; the baffle is used for when the USB interface is in inoperative state, all shelters from the USB interface under the drive of steering wheel. The invention improves the safety of the USB interface.
Description
Technical Field
The invention relates to the technical field of information security, in particular to a USB interface protection device and a protection control method.
Background
Currently, information security work is highly regarded globally, and in terms of enterprises, besides the traditional network security problem, the enterprise also faces the data leakage prevention problem, wherein the security problem of the USB interface is more and more important.
At present, due to the fact that the USB-TypeC has strong power supply capacity, the USB-TypeC is more and more commonly used, meanwhile, the USB-TypeC interface also faces the problems of power energy loss and illegal use of a power supply, and due to the fact that the strong data transmission capacity of the USB-TypeC, especially once client information, supplier information, development data, business secrets and the like of an enterprise are leaked, the survival and development of the enterprise are seriously affected, and management of the USB-TypeC interface is very important.
The management control conditions of the existing USB-TypeC interface are as follows: 1) the method of modifying registry data, BIOS closing the USB-TypeC interface or forbidding the USB-TypeC drive program is adopted to control the use permission of the USB-TypeC interface; 2) some devices, especially service devices in public places, inevitably use a USB-TypeC interface during work, have no effective way to monitor, and are completely unprotected for data security of enterprises, for example, public computers are provided for people in banks and government service halls, but a USB port can be freely plugged with a U disk and a charger of the USB port or connected with other computer devices through the USB, so that the USB port is unsafe and can steal data, and computer viruses can be artificially infected. Therefore, the safety of the management control mode of the conventional USB-TypeC interface is poor.
Disclosure of Invention
Therefore, it is necessary to provide a USB interface protection apparatus and a protection control method to improve the security of the USB interface.
In order to achieve the purpose, the invention provides the following scheme:
a USB interface protection device comprises a steering engine and a baffle; the baffle is connected with an output shaft of the steering engine; the output shaft of the steering engine is fixed on the inner shell of the equipment to which the USB interface belongs and is positioned on one side of the USB interface; the baffle is used for shielding the USB interface completely under the driving of the steering engine when the USB interface is in a non-working state.
Optionally, the USB interface protection device further includes a steering engine rotating shaft; the baffle plate is connected with an output shaft of the steering engine through the steering engine rotating shaft.
Optionally, the USB interface protection device further includes a steering engine fixing seat; the steering engine is fixed on the inner shell of the equipment with the USB interface through the steering engine fixing seat.
Optionally, the USB interface protection device further includes a single chip microcomputer; the single chip microcomputer is connected with the steering engine and used for controlling the steering engine to be opened or closed according to input instructions.
Optionally, the single chip microcomputer is connected with a main board of a device to which the USB interface belongs, and the single chip microcomputer is used for controlling the steering engine to be opened or closed according to a received input instruction sent by the main board.
Optionally, the USB interface protection device further includes a wireless interface; the single chip microcomputer is connected with an external mobile terminal through the wireless interface and used for controlling the steering engine to be opened or closed according to received input instructions sent by the external mobile terminal.
Optionally, the baffle plate includes a first arc-shaped plate, a second arc-shaped plate and a connecting plate;
the first arc-shaped plate is connected with the second arc-shaped plate through the connecting plate; the first arc-shaped plate and the second arc-shaped plate are distributed on two sides of the connecting plate; the first arc-shaped plate, the second arc-shaped plate and the connecting plate are integrally formed; when the USB interface is in an idle state, the first arc-shaped plate or the second arc-shaped plate is used for shielding the USB interface completely under the driving of the steering engine.
Optionally, the first arc plate and the second arc plate are centrosymmetric.
The invention also provides a USB interface protection control method, which comprises the following steps:
judging whether an input instruction is received or not; the input instruction is a control instruction sent by equipment or an external mobile terminal to which the USB interface belongs when the USB interface is in an idle state;
if so, the steering engine is controlled to drive the baffle to rotate for a set angle, so that the baffle completely shields the USB interface.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a USB interface protection device and a protection control method. The USB interface protection device comprises a steering engine and a baffle; the baffle is connected with an output shaft of the steering engine; the output shaft of the steering engine is fixed on the inner shell of the equipment to which the USB interface belongs and is positioned on one side of the USB interface; the baffle is used for when the USB interface is in inoperative state, all shelters from the USB interface under the drive of steering wheel. The invention avoids the physical damage of the USB interface, physically protects the USB interface and improves the safety of the USB interface.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a front view of a USB interface protection device according to an embodiment of the present invention;
FIG. 2 is a side view of a USB interface protection device according to an embodiment of the present invention;
FIG. 3 is a visual diagram of the USB interface when the USB interface is in an operational state;
FIG. 4 is a visual depiction of the USB interface when the USB interface is in an inoperative state;
fig. 5 is a pulse diagram of the steering engine rotating 90 degrees.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a front view of a USB interface protection device according to an embodiment of the present invention; fig. 2 is a side view of a USB interface protection device according to an embodiment of the present invention.
Referring to fig. 1-2, the USB interface protection device in this embodiment includes a steering engine 1 and a baffle 2; the baffle 2 is connected with an output shaft of the steering engine 1; an output shaft of the steering engine 1 is fixed on an inner shell 6 of equipment to which the USB interface 5 belongs and is positioned on one side of the USB interface 5; the baffle 2 is used for shielding the USB interface 5 completely under the driving of the steering engine 1 when the USB interface 5 is in a non-working state. In this embodiment, the baffle 2 is located between the inner shell 6 of the device to which the USB interface 5 belongs and the outer shell 7 of the device to which the USB interface 5 belongs.
As an optional implementation manner, the USB interface protection device further includes a steering engine rotating shaft 3; the baffle 2 is connected with an output shaft of the steering engine 1 through the steering engine rotating shaft 3.
As an optional implementation manner, the USB interface protection device further includes a steering engine fixing seat 4; the steering engine 1 is fixed on an inner shell 6 of the equipment to which the USB interface 5 belongs through the steering engine fixing seat 4.
As an optional implementation manner, the USB interface protection device further includes a single chip microcomputer 9; the single chip microcomputer 9 is connected with the steering engine 1, and the single chip microcomputer 9 is used for controlling the steering engine 1 to be opened or closed according to an input instruction.
As an optional implementation manner, the single chip microcomputer 9 is connected to a main board 8 of a device to which the USB interface 5 belongs, and the single chip microcomputer 9 is configured to control the steering engine 1 to be opened or closed according to a received input instruction sent by the main board 8. Compared with the existing mode of realizing control only through operating system software, the mode is dually controlled by application software and system software, so that virus software and illegal software cannot invade, and the protection performance of information safety is improved.
As an optional implementation manner, the USB interface protection device further includes a wireless interface; the single chip microcomputer 9 is connected with an external mobile terminal through the wireless interface, and the single chip microcomputer 9 is used for controlling the steering engine 1 to be opened or closed according to a received input instruction sent by the external mobile terminal. Like this through the opening or closing of wireless mode remote control baffle 2, the physical protection degree of the information that has not only increaseed, and increased the convenience of using.
As an alternative embodiment, the baffle 2 comprises a first arc-shaped plate, a second arc-shaped plate and a connecting plate; the first arc-shaped plate is connected with the second arc-shaped plate through the connecting plate; the first arc-shaped plate and the second arc-shaped plate are distributed on two sides of the connecting plate; the first arc-shaped plate, the second arc-shaped plate and the connecting plate are integrally formed; when the USB interface 5 is in an inoperative state, the first arc-shaped plate or the second arc-shaped plate is used for shielding the USB interface 5 completely under the driving of the steering engine 1.
As an optional implementation manner, the first arc-shaped plate and the second arc-shaped plate are centrosymmetric, and the symmetric center is a circle center corresponding to the first arc-shaped plate or a circle center corresponding to the second arc-shaped plate.
As an optional implementation manner, central angles corresponding to the first arc-shaped plate and the second arc-shaped plate are both 90 degrees, a farthest distance from a circle center corresponding to the first arc-shaped plate to an edge of the USB interface 5 is smaller than a radius corresponding to the first arc-shaped plate, and a farthest distance from a circle center corresponding to the second arc-shaped plate to an edge of the USB interface 5 is smaller than a radius corresponding to the second arc-shaped plate, so that when the USB interface 5 is in an inoperative state, the first arc-shaped plate or the second arc-shaped plate shields the USB interface 5 completely.
When the USB interface 5 is in an operating state, the USB interface 5 is viewed from the outside of the apparatus, as shown in part (a) of fig. 3; the USB interface 5 is viewed from the inside of the apparatus, as shown in part (b) of fig. 3. When the USB interface 5 is in the non-operating state, the USB interface 5 is viewed from the outside of the apparatus, as shown in part (a) of fig. 4; the USB interface 5 is viewed from the inside of the apparatus as shown in part (b) of fig. 4.
The USB interface protection device breaks through the traditional technical scheme of USB protection in the industry, adds a new technical means for information security management, avoids the physical damage of the USB interface, physically protects the USB interface and improves the security of the USB interface; the dual software control mode is adopted, so that the protection of the software means of the interface is greatly improved, and the interface is not a simple safety scheme for forbidding the interface and is convenient to use; by adopting the remote control technology, the traditional concept that safety and convenience cannot be achieved simultaneously is broken through, the USB interface is convenient and safe to use, and the safety performance of the USB interface is higher.
The invention also provides a USB interface protection control method, which comprises the following steps: judging whether an input instruction is received or not; the input instruction is a control instruction sent by the equipment or the external mobile terminal to which the USB interface belongs when the USB interface is in the idle state. If so, the steering engine is controlled to drive the baffle to rotate for a set angle, so that the baffle completely shields the USB interface.
One specific control process is described below:
firstly, determining the state that the baffle completely shields the USB interface as an initial state; when a client is required to insert a USB device (such as a U shield), a service person inputs an instruction to control the single chip microcomputer; the single chip microcomputer is connected with the equipment main board and can be directly controlled by a computer program, and the single chip microcomputer can also be connected with an external mobile terminal through WIFI (wireless fidelity) and sends a control signal through the external mobile terminal; the single chip microcomputer receives signals and controls the steering engine to rotate by a set angle (for example, 90 degrees, the direction is not limited) through a pre-programmed program, so that the USB interfaces are completely exposed, and a client can insert USB equipment at the moment; and after the operation is finished, the USB equipment is pulled out, the service personnel sends out an instruction again, and at the moment, the baffle rotates again to completely shield the USB interface. The pulse diagram of the steering engine rotated 90 degrees is shown in fig. 5, and the pulse width is 1.5 ms.
The USB interface protection control method of the embodiment improves the safety of the USB interface.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (9)
1. A USB interface protection device is characterized by comprising a steering engine and a baffle; the baffle is connected with an output shaft of the steering engine; the output shaft of the steering engine is fixed on the inner shell of the equipment to which the USB interface belongs and is positioned on one side of the USB interface; the baffle is used for shielding the USB interface completely under the driving of the steering engine when the USB interface is in a non-working state.
2. The USB interface protection device according to claim 1, further comprising a steering engine rotating shaft; the baffle plate is connected with an output shaft of the steering engine through the steering engine rotating shaft.
3. The USB interface protection device according to claim 1, further comprising a steering engine fixing seat; the steering engine is fixed on the inner shell of the equipment with the USB interface through the steering engine fixing seat.
4. The USB interface protection device according to claim 1, further comprising a single chip microcomputer; the single chip microcomputer is connected with the steering engine and used for controlling the steering engine to be opened or closed according to input instructions.
5. The USB interface protection device according to claim 4, wherein the single chip microcomputer is connected with a main board of a device to which the USB interface belongs, and the single chip microcomputer is used for controlling the steering engine to be opened or closed according to a received input instruction sent by the main board.
6. The USB interface protection device according to claim 4, further comprising a wireless interface; the single chip microcomputer is connected with an external mobile terminal through the wireless interface and used for controlling the steering engine to be opened or closed according to received input instructions sent by the external mobile terminal.
7. The USB interface protection device according to claim 1, wherein the baffle comprises a first arc-shaped plate, a second arc-shaped plate and a connecting plate;
the first arc-shaped plate is connected with the second arc-shaped plate through the connecting plate; the first arc-shaped plate and the second arc-shaped plate are distributed on two sides of the connecting plate; the first arc-shaped plate, the second arc-shaped plate and the connecting plate are integrally formed; when the USB interface is in an idle state, the first arc-shaped plate or the second arc-shaped plate is used for shielding the USB interface completely under the driving of the steering engine.
8. The USB interface protection device of claim 7, wherein the first arc and the second arc are centrosymmetric.
9. A USB interface protection control method is characterized by comprising the following steps:
judging whether an input instruction is received or not; the input instruction is a control instruction sent by equipment or an external mobile terminal to which the USB interface belongs when the USB interface is in an idle state;
if so, the steering engine is controlled to drive the baffle to rotate for a set angle, so that the baffle completely shields the USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010502663.9A CN111666599A (en) | 2020-06-05 | 2020-06-05 | USB interface protection device and protection control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010502663.9A CN111666599A (en) | 2020-06-05 | 2020-06-05 | USB interface protection device and protection control method |
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| CN111666599A true CN111666599A (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010502663.9A Pending CN111666599A (en) | 2020-06-05 | 2020-06-05 | USB interface protection device and protection control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114172999A (en) * | 2021-12-02 | 2022-03-11 | 王颖 | Land is beckoned and is clapped information safety monitoring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106934308A (en) * | 2017-03-17 | 2017-07-07 | 马鞍山景翔电子科技有限公司 | A kind of ciphering type guard of computer device |
| CN107609358A (en) * | 2017-11-20 | 2018-01-19 | 南陵县葛业协会 | A kind of software cryptography device |
| CN212323287U (en) * | 2020-06-05 | 2021-01-08 | 青海国昌知识产权咨询服务有限公司 | USB interface protection device |
-
2020
- 2020-06-05 CN CN202010502663.9A patent/CN111666599A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106934308A (en) * | 2017-03-17 | 2017-07-07 | 马鞍山景翔电子科技有限公司 | A kind of ciphering type guard of computer device |
| CN107609358A (en) * | 2017-11-20 | 2018-01-19 | 南陵县葛业协会 | A kind of software cryptography device |
| CN212323287U (en) * | 2020-06-05 | 2021-01-08 | 青海国昌知识产权咨询服务有限公司 | USB interface protection device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114172999A (en) * | 2021-12-02 | 2022-03-11 | 王颖 | Land is beckoned and is clapped information safety monitoring device |
| CN114172999B (en) * | 2021-12-02 | 2023-03-14 | 王颖 | Land is beckoned and is clapped information safety monitoring device |
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