CN112764691A - Solid state disk and safety management method thereof - Google Patents
Solid state disk and safety management method thereof Download PDFInfo
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- CN112764691A CN112764691A CN202110163588.2A CN202110163588A CN112764691A CN 112764691 A CN112764691 A CN 112764691A CN 202110163588 A CN202110163588 A CN 202110163588A CN 112764691 A CN112764691 A CN 112764691A
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- 239000007787 solid Substances 0.000 title claims abstract description 83
- 238000007726 management method Methods 0.000 title description 8
- 238000000034 method Methods 0.000 claims abstract description 24
- 238000001514 detection method Methods 0.000 claims description 17
- 230000006870 function Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims 1
- 238000004821 distillation Methods 0.000 claims 1
- 238000011010 flushing procedure Methods 0.000 claims 1
- 239000012510 hollow fiber Substances 0.000 claims 1
- 239000002351 wastewater Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/062—Securing storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0629—Configuration or reconfiguration of storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
Abstract
The invention relates to the field related to solid state disks, in particular to a method for carrying out safety management on a solid state disk by configuring power-on times and the solid state disk, wherein the method comprises the steps of carrying out safety management on the solid state disk by configuring the power-on times and the solid state disk; the method for safely managing the solid state disk by configuring the power-on times and the solid state disk have the advantages of simple principle and simple and convenient operation, and the safety management of the solid state disk can be realized by configuring and detecting the power-on times; the data protection method is simple in principle and easy to realize, the using times of the solid state disk can be configured according to the times of sharing data as required, and the data of the solid state disk is prevented from being unlimited to be connected with a plurality of devices for sharing.
Description
Technical Field
The invention relates to the field related to solid state disks, in particular to a method for carrying out safety management on a solid state disk by configuring power-on times and the solid state disk.
Background
The solid state disk is a memory with a nonvolatile data storage function, the data access times are not limited, and the data cannot be limited to be accessed under the condition that an encryption algorithm is easy to crack; however, as such, the stored data can be maintained for a long time after power failure, and the data can be shared among multiple devices, which is very easy to cause leakage of sensitive data;
the traditional ways for preventing the data of the solid state disk from leaking out mainly comprise uncapping sensor detection, remote control cancellation (erasure) and the like; the detection mode of the cover opening sensor needs a built-in power supply of the solid state disk, and data cannot be prevented from leaking when the electric quantity is exhausted; the remote control destroying mode cannot ensure reliable destroying due to environmental shielding factors; at present, a method for safely managing the solid state disk, which is simple and convenient to operate and easy to implement, is not available for a while.
Disclosure of Invention
To solve the problems set forth in the background art described above; the invention provides a method for carrying out safety management on a solid state disk by configuring power-on times and the solid state disk, which have the advantages of simple principle and simple and convenient operation.
In order to achieve the purpose, the invention adopts the technical scheme that: a method for carrying out security management on a solid state disk by configuring power-on times is characterized in that: comprises the following steps of (a) carrying out,
step S1: powering on the solid state disk, and monitoring the power-on state of the solid state disk in real time;
step S2: recording the power-on times of the solid state disk, and counting;
step S3: and when detecting that the numerical value of the power-on times exceeds a preset value, controlling the solid state disk to operate, wherein the operation comprises one or more of storage limitation, output limitation and data erasure.
Furthermore, each time the solid state disk is powered on, a signal P is output, and counting is performed after the signal P is received.
Further, the output signal P can be set in real time and reset under control, and when the solid state disk normally works, the main control chip can reconfigure the preset value of the power-on times to expand the use times.
Further, the preset number of times may be set in the main control chip or the flash memory array (e.g., address a of the flash memory array), where the preset number of times is N, and the preset number is greater than 0 when the solid state disk leaves the factory.
Furthermore, the solid state disk has network connection capability, and a user can set the preset number of times in real time through a network through network connection.
The invention further provides a solid state disk, which is characterized in that: comprises a main control chip, a flash memory array, a power-on detection circuit and a power supply, wherein,
the main control chip is used for connecting the flash memory array and the power-on detection circuit and communicating with the outside through the input and output interface, can exchange data with the input and output interface, can detect the output signal P of the power-on detection circuit, can control the reset of the output signal P of the power-on detection circuit, and can read and write data in the flash memory array and erase all data in the flash memory array;
the power-on detection circuit is used for detecting power-on of the solid state disk, when the power-on of the solid state disk is detected, an output signal P is sent, the flash memory array is used for storing data, the main control chip counts after receiving the output signal P, and when the count exceeds a preset number of times, the flash memory array stores, outputs and erases the data under the control of the main control chip.
Further, the main control chip may set the output signal P, may reset the output signal P under the control of the main control chip, and when the solid state disk normally works, the main control chip may reconfigure a preset value of the power-on times to expand the use times.
Further, the preset number of times may be set in the main control chip or the flash memory array (e.g., address a of the flash memory array), where the preset number of times is N, and the preset number is greater than 0 when the solid state disk leaves the factory.
Furthermore, the solid state disk has a WIFI module or a 4G module or a 5G module, has a network connection function, and can enable a user to set a preset number of times in real time through a network through network connection.
The invention has the beneficial effects that:
the method for safely managing the solid state disk by configuring the power-on times and the solid state disk have the advantages of simple principle and simple and convenient operation, and the safety management of the solid state disk can be realized by configuring and detecting the power-on times; the data protection method is simple in principle and easy to realize, the using times of the solid state disk can be configured according to the times of sharing data as required, and the data of the solid state disk is prevented from being unlimited to be connected with a plurality of devices for sharing.
Drawings
Fig. 1 is a schematic flow structure diagram of a method for performing security management on a solid state disk by configuring power-on times.
Fig. 2 is a schematic diagram of a topology of a solid state disk.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
As shown in fig. 1, the specific structure of the present invention is: a method for carrying out security management on a solid state disk by configuring power-on times is characterized in that: comprises the following steps of (a) carrying out,
step S1: powering on the solid state disk, and monitoring the power-on state of the solid state disk in real time;
step S2: recording the power-on times of the solid state disk, and counting;
step S3: and when detecting that the numerical value of the power-on times exceeds a preset value, controlling the solid state disk to operate, wherein the operation comprises one or more of storage limitation, output limitation and data erasure.
Preferably, each time the solid state disk is powered on, a signal P is output, and counting is performed after the signal P is received.
Preferably, the output signal P may also be reset under control by setting the output signal P in real time, and when the solid state disk normally works, the main control chip may reconfigure the preset value of the power-on times to expand the use times.
Preferably, the preset number of times may be set in the main control chip or the flash memory array (e.g., address a of the flash memory array), where the preset number of times is N, and the preset number is greater than 0 when the solid state disk leaves the factory.
Preferably, the solid state disk has network connection capability, and the user can set the preset number value in real time through a network through network connection.
In this embodiment, when the power-on times required to be configured are input to the main control chip through the input/output interface of the solid state disk, a configuration password is required to be input to the main control chip, the configuration password may be stored in the flash memory array address B, the main control chip compares the configuration password input by the input/output interface with the configuration password stored in the flash memory array, if the comparison is correct, the power-on times input by the input/output interface are stored in the flash memory array, if the comparison is incorrect, the power-on times in the flash memory array are not modified, when the solid state disk leaves the factory, an initial password is written in the flash memory array address B, and if the comparison of the configuration passwords is incorrect, the main control chip may erase all data in the flash memory array after one.
As shown in fig. 2, the present invention further provides a solid state disk, which is characterized in that: comprises a main control chip, a flash memory array, a power-on detection circuit and a power supply, wherein,
the main control chip is used for connecting the flash memory array and the power-on detection circuit and communicating with the outside through the input and output interface, can exchange data with the input and output interface, can detect the output signal P of the power-on detection circuit, can control the reset of the output signal P of the power-on detection circuit, and can read and write data in the flash memory array and erase all data in the flash memory array;
the power-on detection circuit is used for detecting power-on of the solid state disk, when the power-on of the solid state disk is detected, an output signal P is sent, the flash memory array is used for storing data, the main control chip counts after receiving the output signal P, and when the count exceeds a preset number of times, the flash memory array stores, outputs and erases the data under the control of the main control chip.
Preferably, the main control chip may set the output signal P, may reset the output signal P under the control of the main control chip, and when the solid state disk normally works, the main control chip may reconfigure a preset value of the power-on frequency to expand the use frequency.
Preferably, the preset number of times may be set in the main control chip or the flash memory array (e.g., address a of the flash memory array), and the preset number of times is N, where the preset number is greater than 0 when the solid state disk leaves the factory.
Preferably, the solid state disk has a WIFI module, a 4G module or a 5G module, has a network connection function, and can enable a user to set the preset number of times in real time through a network through network connection.
In this embodiment, when the power-on times required to be configured are input to the main control chip through the input/output interface of the solid state disk, a configuration password is required to be input to the main control chip, the configuration password may be stored in the flash memory array address B, the main control chip compares the configuration password input by the input/output interface with the configuration password stored in the flash memory array, if the comparison is correct, the power-on times input by the input/output interface are stored in the flash memory array, if the comparison is incorrect, the power-on times in the flash memory array are not modified, when the solid state disk leaves the factory, an initial password is written in the flash memory array address B, and if the comparison of the configuration passwords is incorrect, the main control chip may erase all data in the flash memory array after one.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (9)
1. A method for carrying out security management on a solid state disk by configuring power-on times is characterized in that: comprises the following steps of (a) carrying out,
step S1: powering on the solid state disk, and monitoring the power-on state of the solid state disk in real time;
step S2: recording the power-on times of the solid state disk, and counting;
step S3: and when detecting that the numerical value of the power-on times exceeds a preset value, controlling the solid state disk to operate, wherein the operation comprises one or more of storage limitation, output limitation and data erasure.
2. The method according to claim 1, wherein the method for performing security management on the solid state disk by configuring the power-on times is characterized in that: and outputting a signal P when the solid state disk is electrified every time, and counting after receiving the signal P.
3. The method according to claim 2, wherein the method for performing security management on the solid state disk by configuring the power-on times is characterized in that: the output signal P can be set in real time and reset under control, and the main control chip can reconfigure the preset value of the power-on times to expand the use times when the solid state disk works normally.
4. The method according to claim 1, wherein the method for performing security management on the solid state disk by configuring the power-on times is characterized in that: the preset number of times may be set in the main control chip or the flash memory array (e.g., address a of the flash memory array), where the preset number of times is N, and the preset number is greater than 0 when the solid state disk leaves the factory.
5. The membrane flushing device for treating phenol-containing wastewater based on hollow fiber membrane distillation as claimed in claim 1, wherein: the solid state disk has network connection capacity, and a user can set a preset number value in real time through a network through network connection.
6. A solid state disk, characterized in that: comprises a main control chip, a flash memory array, a power-on detection circuit and a power supply, wherein,
the main control chip is used for connecting the flash memory array and the power-on detection circuit and communicating with the outside through the input and output interface, can exchange data with the input and output interface, can detect the output signal P of the power-on detection circuit, can control the reset of the output signal P of the power-on detection circuit, and can read and write data in the flash memory array and erase all data in the flash memory array;
the power-on detection circuit is used for detecting power-on of the solid state disk, when the power-on of the solid state disk is detected, an output signal P is sent, the flash memory array is used for storing data, the main control chip counts after receiving the output signal P, and when the count exceeds a preset number of times, the flash memory array stores, outputs and erases the data under the control of the main control chip.
7. The solid state disk of claim 6, wherein: the main control chip can set the output signal P, can reset the output signal P under the control of the main control chip, and can reconfigure the preset value of the power-on times to expand the use times when the solid state disk normally works.
8. The solid state disk of claim 6, wherein: the preset number of times may be set in the main control chip or the flash memory array (e.g., address a of the flash memory array), and the preset number of times is N, which is greater than 0 when the solid state disk leaves the factory.
9. The solid state disk of claim 6, wherein: the solid state disk is provided with a WIFI module, a 4G module or a 5G module and has a network connection function, and a user can set the preset number of times in real time through a network through network connection.
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Cited By (1)
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