TWI230533B - Method for protecting private file in smart phone - Google Patents

Abstract

The present invention provides a method for protecting private file in smart phone which sets a file system filter in a storage device, a file system driving program and a operating system of a smart phone to monitor any access of files through an application program by a user with a user interface. When a file name passes the file system filter and fits the conditions of a user encryption sheet, the file system filter will read the phone number of a user identity card of the smart phone in use and conducts encryption and decryption of the file. By the procedure, only after inserting the originally encrypted and decrypted user identity card into the smart phone, the private file can be accessed. Therefore the method of the present invention prevents an unauthorized exposure of the user's private data and protects the privacy of the user.

Description

1230533 Friends and invention description (1) [Technical field to which the invention belongs] The present invention relates to a method for protecting private files, especially a method for use on a smart mobile phone (Smart Ph h). Use the phone number of one of the user ’s Subscriber Identification Cards (SIM Cards) as the computer required for the encryption and decryption of private files in the smart mobile phone. Only after the user identification card is in the smart mobile phone (that is, the correct user identification card) can the private files in it be accessed. In this way, the user's private data can be prevented from being exposed 'to protect the user's personal Privacy rights. [Previous Technology] In recent years, due to the booming development of the Internet and communication world, various types of network and communication equipment have been continuously developed and widely used in their living and working environments by various industries. This development trend not only accelerates the speed and efficiency of information circulation, but also brings great convenience to people's lives and work. With the development of the electronics industry, among various electronic products, such as personal digital assistants (pDA) and mobile phones (Mobi le Phone), etc., consumer electronics products are not only smaller, lighter, and shorter. , The price is getting cheaper, and various new additional functions are constantly being introduced. It also makes these consumer electronic communication products not only mobile phones or e-notebooks in the past, but also other features such as: support for high-speed upload, Internet, download Wireless data communication functions such as gaming, wireless shopping, etc., have made wireless communication and network services that were out of reach in the past available, and

1230533 V. Description of Invention (2) It has become an important part of most people's lives and work. However, 'the original design of the mobile phone was mainly to enable its users to communicate with others in the Ik Rishou, and the personal digital assistant was originally designed to be a personal information management tool (information management, (PIM for short), such as: personal time history management, such as notepad, phone book and other basic functions, so this personal digital assistant is also called electronic handbook (〇rganizer). In addition, because of the current Global System for Mobile Communications (GSM) and the analog mobile electrical system (AMPS), 'Because of the bandwidth (B and width), it can not carry too much transmission equipment' can only transmit sound and a small number of graphics Therefore, after the advent of the technology era of communication and computer integration, today's mobile phones not only have the main functions of communication, but also integrate wireless transmission and notepad functions, and have developed a combination of mobile phones and personal digital assistant (PDA) functions. Smart Phone, in addition to being a mobile communication tool for voice communication, it also has personal information management functions, Internet e-mail sending and receiving (E-mai 1) functions, reading news, downloading information functions, and data fax Or the company's internal network link (L i nk), as well as a more comfortable touch and screen display, has become a more powerful third-generation mobile phone (3G), so smart phones have gradually become One of the most popular electronic products. However, when the beloved smart mobile phone has to be repaired due to a malfunction, some private files such as photos, data, etc. stored in the smart phone will also be repaired. Unauthorized access of related personnel by manufacturers, which will lead to the user's personal privacy case.

1230533 V. Description of the invention (3) ':-Leaked and exposed, causing its privacy to be seriously treasured. The current problem is in this smart action ^, and for the aforementioned protected technology, the rights of users can be protected, But; no related guarantees have been seen. Currently popular electronic products. Said heart ^ • Mobile phone is so, if there is a design, when the mobile phone is sent for repair, the private rights and interests of the private traveler ’s smart traveler are believed to be the competitive ability of the barrier-to-use field. . The point of purchase is to improve the appearance of the city. It is not difficult to know the exposure of the material. It is stored in the member's discretion. Based on the protection, the Mingren is a kind of "preservation. , My smart mobile phone design, did not see the protection of private information technology, leading to the smart mobile phone in the failure to repair some of the user ’s private files, will be left unrelated and take 'cause their privacy The rights are severely damaged ... Therefore, the actual needs of the users and their ability to compete in the market have been enhanced, and long-term efforts have been made in research and experiments to finally develop and design a method for protecting private files in smart mobile phones according to the present invention. " Ingenuity contributes to society. The purpose of the present invention is to design a method that when a mobile phone is used to repair a fault, the private files stored in the smart mobile film, data, etc. will not be protected by irrelevant personnel. Set up an encrypted form, which can be accessed in the smart phone.

1230533 V. Description of the invention (4) Types of archives or archives in which directories need to be protected by encryption. At the same time, through the judgment of a file system and filter in the smart mobile phone, and cooperating with one in use The phone number of the user identification card is used to encrypt and decrypt the file data. Therefore, when the smart mobile phone receives a command to read the file data, if the user identification inserted at this time The card was not originally used as a user identification card for encryption and decryption. The user will not be able to obtain the correct content of the file data that he wants to read. In this way, the personal data of the user can be prevented from being exposed and the user's personal privacy can be protected. The purpose of equity, at the same time, effectively solve the disadvantages described in the prior art. In order for your review committee to have a better understanding and understanding of the technical means and operation of the present invention, the following examples are provided in conjunction with the drawings. The details of J3 are as follows: β ,,, and [Embodiment] The present invention is a type of " "Method for protecting private files in smart mobile phones" "see Figure 1" This method is a smart phone and a storage device u (st〇rage) within 10 (smart phone) Between the driver system 12 (file system driver) and an operating system ^ 13 (Operating System, referred to as OSS), a slot system and a system controller 14 (file system filter) are set. Interface 15 (User Interface) uses an application program (β) to test the storage device η.

1230533 V. Description of the invention (5) Any file data access operation will be monitored by the file system filter 当 When a file name passes the file system filter 4 and conforms to an encrypted form of the user When the conditions on 17 are met, the file system filter j 4 will select one of the user identification cards currently in use on the smart phone 10.

18 (Subscriber Identify Module Card, SIM for short

Card) phone number to encrypt and decrypt the file, so that only after inserting the user identification card 18 originally provided for encryption and decryption into the smart phone 10 (that is, correct User ID card) to be able to access the private files in it. In this way, the user's private data can be prevented from being exposed to protect the user's personal privacy rights. In the present invention, 'the storage device Π is used to store the user's file data, and the file data can be provided and supplied according to the command; and the ^^ system driver 12 is used to store the file data Name, organize, and store control on the storage device U; and the operating system 13 is used to manage the file data circulation of the smart mobile phone 10 and the startup and termination of programs, and control the file system driver The program 12 accesses the file data to the storage device 11, and the file system filter 丨 4 is used to name and organize the file data, and to divide the data and signal according to the conditions on the encrypted form 丨 7, Read the phone number of the user identification 18 in use on the smart phone 丨 0 to encrypt and decrypt the file; the user interface 15 is used as the user and the smart phone 丨〇 operations, including a day, face, operation buttons, etc .; the application 16 is used for the user's work, a program written for the user, so the user can go through a setting process To specify which types of file data, or

Page 9 1230533 V. Description of the invention (6) ^ Which directories exist in the audit data that need to be protected by encryption; the encrypted form 17 is the data that the user rotates through the user interface 15 according to the designation · The rules are transformed into a form of an ordered collection. With the above detailed introduction, 'I believe that your review committee has a considerable understanding of the present invention, but in order to strengthen your review committee's method of protecting the private file in the smart phone 10, this review method is provided here. For explanation, when the smart mobile phone 1 〇 completes the encrypted form 17 entered by the user and starts up, the operating system within it 1 3 will be processed according to the following steps, please refer to Figure 2:… Step (2 0 1) First, the application program 6 performs a file data access operation on the storage device 丨 丨 1 ^ 2 〇2) 嗣, 5 Xuan plant case system filter 14 will be based on the encrypted form 17 Alas! ! Judge this file? If the file data meets the conditions on the encrypted f-single 17, then proceed to the next step (203,). If the file data is not: A force mouth: 矣 7 u owe (2 0 4) · a payment If the condition of α name list is as early as 17, then proceed to step> y bowl (203) read the phone number of user ID card 18 being used on the smart mobile phone 10 to encrypt the file data The solution is to encrypt and decrypt the file data. Step j 2 〇 4) indicates that the archive data does not need to be encrypted and decrypted, and alas, the process of encrypting and decrypting the archive data is ended. Therefore, iI knows clearly that the greatest feature of the present invention is to make the user τ himself protect the conditions and data on σσ and add the form 1 to determine which types of archives or files exist in which directories. Information required

Page 10 1230533 V. Description of the invention (7) To be protected by encryption, at the same time, through the judgment of the file system filter 14 and the phone number of the user identification card 18 in use to carry out the file information. Encryption and decryption.

Therefore, when the smart mobile phone 10 receives a command to read the file data, if the user identification card 18 inserted at this time is not the user identification card 18 used for encryption and decryption at the time , The user will not be able to successfully obtain the correct content of the file data he wants to read. In this way, the user's private data can be prevented from being exposed, the purpose of protecting the user's personal privacy rights, and then effectively solving the problems described in the previous technology. Disadvantages. At the same time, the present invention is a humanized design. According to the above, it is only one of the best specific embodiments of the present invention, but the structural features of the present invention are not limited to this. Anyone skilled in the art can easily think of the changes or Modifications should be covered by the scope of patent application in the following case.

Page 11 1230533 Brief description of the drawings Schematic description · The first diagram is a block diagram of each processing element of the present invention; The second diagram is the implementation flowchart of the present invention. Symbols of the main parts: Smart mobile phones ...… 10 Storage devices… 1 1 File system driver… 12 Operating system… 13 File system adapter… ••• 14 User interface… 15 Applications… ••• 16 Encrypted Form ... 17 User Identification Card ... ••• 18

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Claims (1)

1230533 VI. The scope of the patent application method is 1. A method for protecting a private slot in a smart mobile phone. A file system transition device is installed between a storage device, a file system program, and an operating system in a smart mobile phone. The user uses the smart mobile phone to use the Go8 application to perform any file storage on the remote storage device), and will be monitored by the file system filter; ", the sub-fetch action when a file name passes through the file system When the filter matches the conditions on an encrypted form, the file system filter will encrypt and decrypt the file 3 ^ a user ID card in use on a smart phone; ”borrow This can only access the files in the smart phone when it is inserted into the smart phone for encryption and decryption. ^ 2. The method for protecting a smart mobile privacy eaves case as described in item 1 of the scope of patent application, wherein the storage device is used to store user case data, and such file data can be submitted for supply according to an order; The 6H file system driver is used to name the broadcast data, and will be stored on the storage device. The Tong and 2 industry systems are used to manage the smart action. The file of the phone is taken from the start and stop mode of ^, and controls the file system driver program ~% case data to the storage device; When the party system drives through —, the user should be informed, and the user's private phone The files are organized and streamed, and the smart type is filtered according to the current private case system to separate the data or signals from the conditions used to name the file and add it to the form. Page 13 1230533 VI. Patent application scope The phone number of the user identification card being used on the mobile phone to encrypt and decrypt the file; The user interface is used as the interface between the user and the smart mobile phone The operation includes a daytime surface and operation buttons. The application is a program written for the user in order to be applied to the user's work. Therefore, the user can specify which types of file data through a setting program, or The file data in which directories need to be protected by encryption; The encrypted form is a form that transforms the data entered by the user through the user interface into an ordered collection according to specified rules. 3. The method for protecting a private file in a smart mobile phone as described in item 2 of the scope of the patent application, wherein when the smart mobile phone completes the encrypted form entered by the user and starts up, the operating system therein will be in accordance with the following Steps for processing: First, the application program performs a file data access operation on the storage device; alas, the building system filter will judge the file data according to the conditions on the encrypted form, and when the file data If the conditions on the encrypted form are met, the phone number of the user identification card being used on the smart mobile phone is read to encrypt and decrypt the file data. 4. The method for protecting private files in smart mobile phones as described in item 3 of the scope of patent application, wherein when the file data does not meet the conditions on the encrypted form, it means that the file data does not need to be encrypted or decrypted. 5. Protect the smart mobile phone as described in item 4 of the scope of patent application Page 14 1230533 Page 15