阅读说明：本技术 联网设备的位置监控装置 (Position monitoring device of networking equipment ) 是由 范长永 于 2018-06-14 设计创作，主要内容包括：本申请涉及一种联网设备的位置监控装置,包括：安全卫星导航芯片及安全主控芯片,所述安全卫星导航芯片,用于获取当前位置信息,并将获取的当前位置信息发送给所述安全主控芯片；所述安全主控芯片,用于接收所述当前位置信息,并在所述当前位置信息在预设位置范围之外时,启动报警机制。通过安全卫星导航芯片实时获取联网设备当前的位置,将当前位置信息发送给安全主控芯片,确定当前位置是否在预设位置范围内,当当前位置不在预设位置范围则确定联网设备被移动,从而发出报警信息,解决了后台管理系统监控不准确的问题。(The application relates to a position monitoring device of networking equipment, include: the system comprises a safety satellite navigation chip and a safety main control chip, wherein the safety satellite navigation chip is used for acquiring current position information and sending the acquired current position information to the safety main control chip; and the safety main control chip is used for receiving the current position information and starting an alarm mechanism when the current position information is out of a preset position range. The current position of the networking equipment is obtained in real time through the safety satellite navigation chip, the current position information is sent to the safety main control chip, whether the current position is within a preset position range or not is determined, and the networking equipment is determined to be moved when the current position is not within the preset position range, so that alarm information is sent, and the problem that monitoring of a background management system is inaccurate is solved.)

1. A position monitoring apparatus of a networked device, comprising: a safe satellite navigation chip and a safe main control chip,

the safety satellite navigation chip is used for acquiring current position information and sending the acquired current position information to the safety main control chip;

and the safety main control chip is used for receiving the current position information and starting an alarm mechanism when the current position information is out of a preset position range.

2. The position monitoring apparatus of networked devices according to claim 1, wherein said secure satellite navigation chip comprises:

the information acquisition module is used for acquiring the current position information;

and the information sending module is used for sending the current position information to a safety main control chip.

3. The position monitoring apparatus of the network-connected device according to claim 2, characterized in that:

the secure satellite navigation chip further comprises: the first encryption module is used for encrypting the current position information to obtain a current position information ciphertext;

and the information sending module is used for sending the current position information ciphertext to a safety main control chip.

4. A position monitoring apparatus of networked devices according to any one of claims 1 to 3, wherein the secure master control chip comprises:

the communication interface module is used for receiving the current position information or the current position information ciphertext;

the safe storage module is used for storing the preset position range information and the encrypted and decrypted keys;

and the position control module is used for starting an alarm mechanism when judging that the current position information is out of a preset position range.

5. The device for monitoring the location of networked devices of claim 4, wherein said secure master control chip further comprises:

and the security algorithm module is used for decrypting the current position information ciphertext through the key stored by the security storage module to obtain the current position information.

6. The apparatus for monitoring the location of networked devices of claim 5, wherein said secure master control chip further comprises:

and the resetting module is used for receiving a resetting instruction and controlling the networking equipment to be in a resetting state when the current position information is out of the preset position range.

7. The apparatus for monitoring the location of networked devices of claim 5, wherein said secure master control chip further comprises:

and the safety control module is used for receiving an interrupt instruction and controlling the networking equipment to be in an interrupt state when the current position information is out of the preset position range.

8. The position monitoring apparatus of the network-connected device according to claim 5, characterized in that:

the security algorithm module is further configured to obtain the current location information ciphertext and the first message digest received by the communication interface module, decrypt the current location information ciphertext, perform digest operation using the obtained current location information, obtain a second message digest, compare the first message digest with the second message digest, and start an alarm mechanism if the first message digest and the second message digest are different.

9. The position monitoring apparatus of the network-connected device according to claim 5, characterized in that:

when the preset position range information is a preset position range information ciphertext;

the safety algorithm module is further configured to decrypt the preset position range information ciphertext through the key stored in the safety storage module to obtain the preset position range information.

10. The position monitoring apparatus of the network-connected device according to claim 1, characterized in that:

the safety satellite navigation chip is also used for acquiring current position information and time information and sending the acquired current position information and time information to the safety main control chip;

the safety main control chip is further configured to receive the current position information and the time information, and start an alarm mechanism when the current position information and the time information are outside a preset position and time range.

Technical Field

The application relates to the technical field of information safety, in particular to a position monitoring device of networking equipment.

Background

With the development of the internet of things, the number of networking devices is increased, information security becomes more and more important, and the demand for position/time monitoring of the networking devices is also increased. Background management systems typically require that the networked devices must operate within an allowed location/time range.

Currently, satellite positioning technology is adopted to provide position and time information of networked devices through a background management system, but the position and time information is easy to bypass and tamper. Therefore, the background management system monitoring is inaccurate.

Disclosure of Invention

Therefore, it is necessary to provide a location monitoring apparatus for a networked device, aiming at the problem of inaccurate monitoring of a background management system.

A location monitoring apparatus of a networked device, comprising: the system comprises a safe satellite navigation chip and a safe main control chip;

the safety satellite navigation chip is used for acquiring current position information and sending the acquired current position information to the safety main control chip;

and the safety main control chip is used for receiving the current position information and starting an alarm mechanism when the current position information is out of a preset position range.

In one embodiment, the secure satellite navigation chip includes:

the information acquisition module is used for acquiring the current position information;

and the information sending module is used for sending the current position information to a safety main control chip.

In one embodiment, the secure satellite navigation chip further includes: the first encryption module is used for encrypting the current position information to obtain a current position information ciphertext;

and the information sending module is used for sending the current position information ciphertext to a safety main control chip.

In one embodiment, the secure master control chip includes:

the communication interface module is used for receiving the current position information or the current position information ciphertext;

the safe storage module is used for storing the preset position range information and the encrypted and decrypted keys;

and the position control module is used for starting an alarm mechanism when judging that the current position information is out of a preset position range.

In one embodiment, the secure master control chip further includes:

and the security algorithm module is used for decrypting the current position information ciphertext through the key stored by the security storage module to obtain the current position information.

In one embodiment, the secure master control chip further includes:

and the resetting module is used for receiving a resetting instruction and controlling the networking equipment to be in a resetting state when the current position information is out of the preset position range.

In one embodiment, the secure master control chip further includes:

and the safety control module is used for receiving an interrupt instruction and controlling the networking equipment to be in an interrupt state when the current position information is out of the preset position range.

In one embodiment, the security algorithm module is further configured to obtain the current location information ciphertext and the first message digest received by the communication interface module, decrypt the current location information ciphertext, perform digest operation using the obtained current location information, obtain a second message digest, compare the first message digest with the second message digest, and start an alarm mechanism if the first message digest is different from the second message digest.

In one embodiment, when the preset position range information is a preset position range information ciphertext;

the safety algorithm module is further configured to decrypt the preset position range information ciphertext through the key stored in the safety storage module to obtain the preset position range information.

In one embodiment, the secure satellite navigation chip is further configured to acquire current location information and time information, and send the acquired current location information and time information to the secure main control chip;

the safety main control chip is further configured to receive the current position information and the time information, and start an alarm mechanism when the current position information and the time information are outside a preset position and time range.

According to the position monitoring device of the networking equipment, the current position of the networking equipment is obtained in real time through the safety satellite navigation chip, the current position information is sent to the safety main control chip, whether the current position is within the preset position range or not is determined, and the networking equipment is determined to be moved when the current position is not within the preset position range, so that alarm information is sent, and the problem of inaccurate monitoring of a background management system is solved.

Drawings

FIG. 1 is a diagram of an embodiment of an environment in which a location monitor of a networked device may be used;

FIG. 2 is a block diagram of a location monitoring apparatus of a networked device in one embodiment;

FIG. 3 is a block diagram of a location monitoring apparatus of a networked device in one embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

Referring to fig. 1, a location monitoring apparatus of a networking device is configured to be installed in the networking device, and before the networking device is used, a location range of the networking device is determined, and then whether the location range of the networking device is normal is monitored by the location monitoring apparatus of the networking device installed in the networking device.

Referring to fig. 2, a position monitoring apparatus of a networking device includes: a secure satellite navigation chip 210 and a secure main control chip 220;

the secure satellite navigation chip 210 is configured to acquire current position information and send the acquired current position information to the secure main control chip 220;

the secure satellite navigation chip may obtain current location information through navigation system satellites such as GPS, beidou, GLONASS (GLONASS), GALILEO (GALILEO), and the like, where the current location information is current location information of a networking device implanted in the secure satellite navigation chip 210, and the secure satellite navigation chip 210 obtains the current location information of the networking device in real time.

The security main control chip 220 is configured to receive the current location information, and start an alarm mechanism when the current location information is outside a preset location range.

The preset position range may be a movable range of a networking device as shown in fig. 2, and may be a range determined by latitude and longitude, and the preset position range may be within a preset distance of a position after a user stores position information in the secure main control chip 220 in advance; or a location range pre-stored in the secure master chip 220 by the user. When the networked device is not outside the preset location range, an alarm mechanism is issued to prevent the networked device from being used in other environments. The alarm mechanism comprises: stopping the use of all functions of the networked device, stopping the use of some functions of the networked device, sending an alarm signal to a background management system, and so forth.

According to the position monitoring device of the networking equipment, the current position of the networking equipment is obtained in real time through the safety satellite navigation chip 210, the current position information is sent to the safety main control chip 220, whether the current position is within the preset position range or not is determined, and the networking equipment is determined to be moved when the current position is not within the preset position range, so that alarm information is sent, and the problem of inaccurate monitoring of a background management system is solved.

Referring to fig. 3, in an embodiment, the secure satellite navigation chip 210 includes:

an information obtaining module 211, configured to obtain the current location information;

the information sending module 213 is configured to send the current location information to a security main control chip.

The information obtaining module 211 obtains the current location information, sends the current location information to the information sending module 211, and sends the current location information to the security main control chip 220 through the information sending module 211.

In one embodiment, the secure satellite navigation chip 210 further includes: a first encryption module 215, configured to encrypt the current location information to obtain a current location information ciphertext;

the information sending module 213 is configured to send the current location information ciphertext to the security main control chip 220.

The information obtaining module 211 obtains current location information, and sends the current location information to the first encryption module 215, and encrypts the current location information through the first encryption module 215 to obtain a current location information ciphertext, and sends the current location information ciphertext to the security main control chip 220 through the information sending module 213. The method and the device prevent the position information from being tampered in the transmission process, improve the transmission safety and further improve the position monitoring accuracy.

In one embodiment, the secure master control chip 220 includes:

a communication interface module 221, configured to receive the current location information or the current location information ciphertext;

a secure storage module 222, configured to store preset location range information and encryption and decryption keys;

and the position control module 223 is configured to start an alarm mechanism when the current position information is judged to be outside the preset position range.

When the communication interface module 221 receives the current location information, the current location information is received, the preset location information stored in the secure storage module 222 is acquired, the current location information is compared with the preset location information, whether the networking device is in the preset range is determined, and an alarm mechanism is started when the networking device is not in the preset range.

In one embodiment, when the communication interface module receives 221 the current location information ciphertext, the secure master control chip 220 further includes:

a security algorithm module 224, configured to decrypt the current location information ciphertext through the key stored in the secure storage module 222, to obtain the current location information.

The method comprises the steps of obtaining a current position information ciphertext received by a communication interface module 221, obtaining preset position information stored by a position control module 223, obtaining a key stored by a safety storage module 222 to decrypt the current position information ciphertext, obtaining current position information, comparing the current position information with the preset position information through the position control module 223, determining whether the networking equipment is in a preset range, and starting an alarm mechanism when the networking equipment is not in the preset range. The method and the device prevent the position information from being tampered in the transmission process, improve the transmission safety and further improve the position monitoring accuracy.

In an embodiment, the security algorithm module 224 is further configured to obtain the current location information ciphertext and the first message digest received by the communication interface module 221, decrypt the current location information ciphertext, perform digest operation with the obtained current location information, obtain the second message digest, compare the first message digest with the second message digest, and start an alarm mechanism if the first message digest is different from the second message digest.

Acquiring a current position information ciphertext received by the communication interface module 221, acquiring a key stored by the secure storage module 222 to decrypt the current position information ciphertext and a first message digest, acquiring current position information, performing digest operation by using the acquired current position information to acquire a second message digest, comparing the first message digest with the second message digest, and starting an alarm mechanism when the first message digest is different from the second message digest; when the current position information is the same as the preset position information, the preset position information stored by the position control module 223 is obtained, the current position information is compared with the preset position information through the position control module 223, whether the networking equipment is in the preset range or not is determined, and if the networking equipment is not in the preset range, an alarm mechanism is started. The method and the device prevent the current position information from being falsified in the transmission process and accurately judge whether the position information is falsified, improve the transmission safety and further improve the position monitoring accuracy.

In one embodiment, when the preset position range information is a preset position range information ciphertext;

the security algorithm module 224 is further configured to decrypt the ciphertext of the preset position range information through the key stored in the secure storage module 222, so as to obtain the preset position range information.

The preset position range information may be a preset position range within a preset distance of a position where a user stores in advance one position information in the secure main control chip 220; or a location range pre-stored in the secure master chip 220 by the user. The encrypted preset position range information may be input and stored in the secure storage module 222, or the unencrypted preset position range information may be input and encrypted to the security algorithm module 224, and then stored in the secure storage module 222. The preset position range information is prevented from being tampered, and the position monitoring accuracy is improved.

In one embodiment, the secure master control chip further includes:

and a reset module 225, configured to receive a reset instruction when the current location information is outside a preset location range, and control the networking device to be in a reset state.

When the position control module 223 determines that the current position information is out of the preset position range, a reset instruction is sent to the reset module 225, so that the reset module 225 resets the networking device, the networking device is restored to the initial state, and relevant data are cleared.

In one embodiment, the secure master control chip further includes:

and the safety control module 226 is configured to receive an interrupt instruction when the current location information is outside the preset location range, and control the networking device to be in an interrupt state.

When the position control module 223 determines that the current position information is out of the preset position range, an interrupt instruction is sent to the safety control module 226, so that the safety control module 226 puts the networking device in an interrupt state, and the networking device stops working.

In one embodiment, the secure satellite navigation chip 210 is further configured to obtain current location information and time information, and send the obtained current location information and time information to the secure main control chip 220;

the security main control chip 220 is further configured to receive the current location information and the time information, and start an alarm mechanism when the current location information and the time information are outside a preset location and time range.

The security satellite navigation chip 210 obtains current position information and time information, and sends the obtained current position information and time information to the security main control chip 220, and the security main control chip 220 receives the current position information and the time information, and starts an alarm mechanism when the current position information and the time information are outside a preset position and a preset time range. The time information is the current time acquired by the secure satellite navigation chip 210, and after the preset time range is the factory time of the networking device, under normal conditions, when the secure satellite navigation chip 210 acquires the time information after the factory time of the networking device, the time information is said to be correct, and when the secure satellite navigation chip 210 acquires the time information before the factory time of the networking device, the time information is said to be tampered. And combining the current position information and the time information to judge whether the working environment of the networking equipment is normal or not and whether the networking equipment is in a safe working state or not.

According to the position monitoring device of the networking equipment, the current position of the networking equipment is obtained in real time through the safety satellite navigation chip 210, the current position information is sent to the safety main control chip 220, whether the current position is within the preset position range or not is determined, and the networking equipment is determined to be moved when the current position is not within the preset position range, so that alarm information is sent, and the problem of inaccurate monitoring of a background management system is solved. And the current position information and the preset time range information are encrypted and transmitted or stored, so that the current position information is prevented from being distorted in the transmission process, whether the position information is distorted or not is accurately judged, the transmission safety is improved, and the position monitoring accuracy is further improved.

An information acquisition module 211 of a safe satellite navigation chip 210 obtains the current position information of the networked device by receiving satellite signals and inputs the information into a first encryption module 215. The first encryption module 215 of the secure satellite navigation chip 210 encrypts the current location information through a symmetric algorithm, such as DES algorithm, and performs digest operation through a hash algorithm, such as SHA-1 algorithm, and outputs the encrypted current location information cipher text and the first message digest to the secure main control chip 220. The current location information ciphertext received by the communication interface module 221 of the security main control chip 220 is decrypted by the security algorithm module 224 to obtain the current location information, and the same digest operation is performed by using SHA-1 to obtain a second message digest, which is compared with the received first digest information to determine whether the location is tampered. When the difference is different, starting an alarm mechanism; when the current position information is the same as the preset position information, the position control module 223 of the security main control chip 210 determines the current position information, obtains the preset position information stored by the position control module 223, compares the current position information with the preset position information through the position control module 223, determines whether the networking device is in a preset range, and if the networking device exceeds the preset longitude and latitude range (preset range), the position control module 223 sends alarm information. It should be noted that, before the networking device is used, the user can set the alarm information to be interrupted or reset, and the CPU performs alarm interrupt processing or forces the chip to be in a reset state, thereby avoiding information leakage.

According to the position monitoring device of the networking equipment, the current position of the networking equipment is obtained in real time through the safety satellite navigation chip 210, the current position information is sent to the safety main control chip 220, whether the current position is within the preset position range or not is determined, and the networking equipment is determined to be moved when the current position is not within the preset position range, so that alarm information is sent, and the problem of inaccurate monitoring of a background management system is solved. And the current position information and the preset time range information are encrypted and transmitted or stored, so that the current position information is prevented from being distorted in the transmission process, whether the position information is distorted or not is accurately judged, the transmission safety is improved, and the position monitoring accuracy is further improved.