TWI220946B - Embedded information storage device with security function and method thereof - Google Patents

Abstract

The invention relates to an embedded information storage device with security function and method thereof, which comprises the procedures and the flow processes of the connection unit, the storage unit and the security program thereof. The connection unit of the embedded information storage device can be connected with the information processing device and utilizes a plurality of storage units to store data. The security program can divide the storage unit into a plurality of areas and manage each area by level to achieve the data security function.

Description

1220946

[Field of the Invention] The present invention is an embedded information storage device, in particular, an embedded information storage device with a security agency, a meal $ > * A »\ V: βρ · rta b and its method. [Background of the Invention] Today, with the rapid development of science and technology, information processing devices have been widely used in one field. "With the continuous development of science and technology, the functions of information processing devices have become more and more diverse." But in this era of information explosion, relative information processing In addition to the device's need for a variety of different functions for users to manage information ', it also needs sufficient space to place huge information. The general information processing device's way of storing information can be roughly divided into fixed i and portable. 'Fixed information storage devices usually have two large storage spaces' for information processing devices to store a large amount of information and programs, such as hard magnetic Media (Hard Disk) ... etc., but the disadvantage of fixed information storage devices is that they must be used randomly and cause inconvenience in carrying, while portable lean storage devices have more convenient portability, such as soft Floppy Disk ... etc., But the disadvantage of portable information storage devices is that the capacity is too small, often facing the dilemma of insufficient use. There is also the use of a compact disc-recordable (CD-R) to store information. Although the storage capacity has increased greatly, its disadvantage is that it cannot be written and deleted repeatedly, so it cannot be regarded as a Management-oriented portable information storage device, in response to the above-mentioned shortcomings, there are known technologies to develop micro hard drives (Micro j) river, flash memory cards (Memory Stick; MS) or Compact Flash Card (CF card) ... Etc. to achieve the function of storing and managing information, but when

1220946 V. Description of the invention (2) When the information storage device described in item i is lost ’, the security of internal data cannot be maintained and the information storage device has an excellent subject of portability. This is really an unsolved technology. [Summary and Purpose of the Invention] In view of this, the present invention provides a communication storage device and its method. What is important: The information of the embedded property of the function depends on it. Attributes are classified and stored. Embedded information storage and its version :: The steps of the embedded information storage setting of the disclosed confidential function and the connection unit, storage unit and its security program, and the storage unit stores data. , And the security program ΐ = 1ί :: "is a plurality of areas, and each area is managed hierarchically to achieve the function of confidentiality of information. &Amp; 2 Kings ... The detailed content and technology of the present invention will be described in conjunction with the drawings such as Good month! Ί An embedded information storage device with a security function and: Dou Yiming's reference to "Figure 1" is a block diagram of the embedded Bessun storage device system with a security function of the present invention. Howl: The embedded information storage device 20 of the security function is connected to the data source ^, which includes a connection unit 21, a storage unit 22, and a security program. The connection unit 21 can be a universal long stream interface (interface). It can also be a high-density transmission connection interface. 1220946 Invention description (3) Five and connected to the information processing device 20 to transmit information, and the storage unit 22 can be flash memory and connected to the connection unit 21 Connected, this storage unit can be divided into an ordinary area and at least one insurance agency and area according to the user's requirements. Among them, the ordinary area is used to store general information, which can be browsed by all users. The “secure area” is used to store confidential information. Sexually Confidential Information 'is only available to specific users. The security program is used to manage the confidential area, and when the user wants to use it, provide a password mechanism to verify the user's identity when working in the confidential area, and lock the confidential area to protect the confidentiality when it works. Make a detailed description of the method of information confidentiality in the present invention = The method of information confidentiality in the Ming Dynasty can be roughly divided into the user's two guarantees: step two: step and lock code step three, the setting step is large :: use The user sets the embedded information storage device and uses a secret machine to divide the user ’s request into a common area and at least one security bar: 疋, set the permissions for the security area.忭 In the & domain, and the secret broadcast step is working for this embedded information storage device, i = verify the identity and permissions of the user, and thereby protect it; stay = domain for the user to work, the lock step is When the age limit is opened, the work is set up, and the confidential area is locked by the security mechanism. It is clear that the security setting steps mentioned above will be improved in the next step + Bao Hong ΪShen "Figure 2" is the embedded information of the present invention, and the method of security setting steps is detailed. β storage device page 6 i220946

Judgment storage: ί ^ Γ Semi-entry: When the information storage device starts to use, determine whether it is divided or not = Λ 〇), if the user does not want to divide the remaining unit, the general area, * the user wants to divide the storage unit, the storage: The soap 7L is divided into a plurality of regions (step 12), and the number of divisions can be set by the user (X 疋). After the division is completed, the user sets the work limit for each region (step 130). Set the work password of the authority (step 140). This password is also set by the user. When the above action is completed, the security setting step is completed. ▲ Next, the working steps of the present invention will be described in further detail. Refer to "Figure 3", which is a flowchart of the working steps of the security method of the embedded information storage device of the present invention. §Embedded> When the storage device starts to work, first determine whether to work in the confidential area (step 210). If the user does not need to enter the confidential area to work, then open the ordinary area for the user to work (step 25). If the user needs to enter the confidential area, the user is required to enter a work password (step 220) 'and judge whether the work password is correct (step 23). If the work password entered by the user is incorrect, go back to step 22 and ask the user again Enter the work password. If the work password is correct, open the confidential area within the authority for the user to work based on the work password (step 24). Next, the lock code steps of the present invention will be described in further detail. Please refer to "Fig. 4" for a flowchart of the lock code steps of the security method of the embedded information storage device of the present invention. The step of locking the security method of the present invention includes: determining whether the security area is idle (step 310), because if the security area is idle during work,

1220946 V. Description of the invention (5) For a long time, it is likely that the user will temporarily leave the work. At this time, the information in the confidential area may be obtained by others. Therefore, once the confidential area is idle, the invention starts the timer function and judges whether Exceed the preset lock time (step 32 0). If the time of the timer function does not exceed the preset lock time, then go back to step 3 1 0 to continue execution. If the time of the timer function exceeds the preset lock time, it will be kept secret The area is locked (step 33). If the confidential area is still working, then it is judged whether the confidential area is closed (step 34). If the work is completed, the confidential area is locked (step 33). If it continues, it will keep the work of the secret area (step 35), and return to step 31 to continue to detect the status of the secret area. 'μ As mentioned above, the present invention provides an embedded information storage device with a security function and a method thereof. The advantage of the invention is that the storage space of the embedded information storage device can be divided and set as a confidential area. Confidential confidential information is leaked and has the function of information confidentiality. Unlike the conventional information storage device, when the information is lost, it does not have the function of confidentiality of the internal information, and the invention can divide the storage space into a plurality of confidential areas and make progress. Set working permissions for each area, so that you can more effectively manage your data and work more efficiently. Although the present invention is disclosed in the foregoing preferred embodiment as above, it is used to limit the present invention. Any person skilled in the art can make some modifications and retouching without departing from the spirit and scope of the present invention. Therefore, the present invention The scope of protection shall be determined by the scope of the attached patent application.

1220946 Schematic description '--- [Schematic description] Figure 1 is a block diagram of the embedded information storage device system with security function of the present invention; Secret settings :. Figure 4 shows the working steps of the security method of the embedded information storage device. Figure 4 shows the procedure of the embedded information storage device of the present invention. ‘The lock step of the card tea method

[Symbol description] 10 Information processing device 20 Embedded information storage device with security function 2 1 Connection unit 22 Storage unit

Step 11 0 Determine whether to divide the storage unit. Step 120 Divide the storage unit into multiple areas. Step 130 Set the work permissions for each area. Step 140 Set the work password according to the permissions of each area. Step 210 Determine whether to enter the confidential area. Step 220 ask the user to enter a job. The password step 230 determines whether the work password is a confidential area of the original disk for step 240 to enable the authorized user to work according to the permissions of the work password ~

Page 9 1220946 Simple description of the steps Step 2 5 0 Turn on the normal area for users to work Step 3 1 0 Determine whether the confidential area is interlaced Step 3 2 0 Determine whether the preset lock code time is exceeded Step 33 0 Lock the confidential area Step 340 determines whether the confidential area is finished. Step 3 50 Maintain the confidential area.

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Claims (1)

1220946 The information storage device is connected to the following steps: The information processing device is connected. The method includes installing a user setting in the embedded information storage, and providing a security mechanism by dividing it into a general 4 area and / Less than one = asset, set permissions for one storage unit of the storage device; a secret area, and use the secret area in the identity and area of the user of the embedded asset for the two to lock in the secure area of the embedded asset code. 7. If the method of applying for the protection of the patent scope includes the following steps: According to the user's instructions and the confidential area; set by the user's instructions to the user. The finger space of the user is the ordinary 9 · If the method of applying for the protection of the patent scope is confidential, the confidentiality mechanism is used to verify the work of the sub-set: Restricted: The confidentiality is opened 1 time according to the user's authority, and the information When the storage device ends its work, the confidential information will be used when the embedded information storage device described in item 6 is used in the embedded information storage device, and the storage unit will not be divided into the ordinary area, indicating that each confidential area will be divided. Set a working authority .: The confidential area-the work password storage embedded information described in item 7 depends on the instructions of the user to store the health storage unit: divide the storage order *, then the storage order : Enter the area. # 早 疋 全 The embedded information storage device of the embedded information storage device described in item 6 # When the device is working, the package contains