CN103078866A - Transparent encryption method for mobile platform - Google Patents

Transparent encryption method for mobile platform Download PDF

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Publication number
CN103078866A
CN103078866A CN 201310012514 CN201310012514A CN103078866A CN 103078866 A CN103078866 A CN 103078866A CN 201310012514 CN201310012514 CN 201310012514 CN 201310012514 A CN201310012514 A CN 201310012514A CN 103078866 A CN103078866 A CN 103078866A
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file
file system
user
application
system driver
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CN 201310012514
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Chinese (zh)
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CN103078866B (en )
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李兵
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成都西可科技有限公司
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Abstract

The invention discloses a transparent encryption method for a mobile platform. The transparent encryption method comprises an encryption step and a decryption step, wherein the encryption step comprises the following sub steps of: saving a file by a user; judging whether to encrypt data or not according to the configuration of the user by a file system driver; encrypting the data by the file system driver; and saving the encrypted file to a storage medium and the like. The decryption step comprises the following sub steps of: opening application program by the user; preparing to read file information by the application program; judging whether the application program has decryption permission or not by the file system driver; and decrypting the data and returning to the application program by the file system driver and the like. According to the transparent encryption method disclosed by the invention, privacy files and data in mobile communication equipment of the user can be encrypted and decrypted without memorizing passwords by the user, and thus the worry about the leakage of personal privacy and the like of the user to internet is avoided.

Description

移动平台透明加密方法 Transparent encryption mobile platform

技术领域 FIELD

[0001] 本发明涉及一种移动平台加密方法,特别是移动平台透明加密方法。 [0001] The present invention relates to a mobile internet encryption method, particularly a mobile platform transparent encryption method.

背景技术 Background technique

[0002]目前,移动互联网已经逐步深入人们的生活,各种移动通信设备应接不暇,比如智能手机、平板电脑等,已经成为人们生活的必需品。 [0002] At present, the mobile Internet has gradually deepened people's lives, overwhelmed by a variety of mobile communication devices, such as smart phones, tablet computers, has become a necessity of people's lives. 但是,如何确保移动通信设备中的各种隐私文件、数据不被泄漏至互联网,是一个迫切需要解决的问题。 But how to ensure that the mobile communication device in a variety of private files, data is not leaked to the Internet, is an urgent problem to be solved. 特别是当今云存储强大功能的应用,人们可以将数据存放在云端,便于随时随地的使用,但是又担心个人的隐私数据被泄漏,例如,移动通信设备用户把自己拍摄的照片和视频上传到云端,但是又担心自己的隐私照片或视频在云端被泄漏至互联网,这样的例子在我们生活中已经多的数不胜数。 Especially the application of powerful cloud storage today, people can store data in the cloud for easy access anytime, anywhere, but also worried that the privacy of personal data was leaked, for example, mobile communication device users put their photographs and videos uploaded to the cloud but they worry about their privacy photo or video was leaked to the Internet in the cloud, such examples in our lives have more numerous. 现有技术中,用户可以自己设置密码对上传的数据进行加密,但是这样毕竟复杂,用户需要记住自己的密码,而且这些简单的密码很容易就被破解了,形式的发展,促使透明加密的产生。 The prior art, users can set their own password to upload the data is encrypted, but after all this complexity, users need to remember your passwords, but these simple passwords are easily cracked, forms of development, promote transparent encryption produce.

发明内容 SUMMARY

[0003] 本发明的目的在于克服现有技术的不足,提供一种使用方便、能保证移动通信设备的隐私文件信息不被泄漏至互联网的移动平台透明加密方法。 [0003] The object of the present invention is to overcome the disadvantages of the prior art, to provide a convenient and transparent to ensure that the mobile platform of the mobile communication device encryption private file information from being leaked to the Internet.

[0004] 本发明的目的是通过以下技术方案来实现的:移动平台透明加密方法,它包括加密步骤和解密步骤,所述的加密步骤包括以下子步骤: [0004] The object of the present invention is achieved by the following technical solution: a mobile platform transparent encryption method, which comprises the step of decrypting and encrypting step, said encrypting step comprises the substeps of:

(1)用户保存文件,数据流传输至文件系统驱动; (1) the user to save the file, the data stream to a file system driver;

(2)文件系统驱动根据用户的配置判断是否需要对数据加密; (2) The file system driver determines whether the user needs to configure the data encryption;

(3)需要加密时,文件系统驱动对数据加密,并将加密后的数据保存至存储介质; (3) needs to be encrypted, encrypting data file system driver, and stores the encrypted data to the storage medium;

(4)不需要加密时,文件系统驱动直接将数据传输至存储介质; (4) do not require encryption, file system driver transfers the data directly to the storage medium;

所述的解密步骤是加密步骤的逆步骤,包括以下子步骤: The decryption step is a step of encrypting the inverse step comprising the substeps of:

(1)用户打开应用程序,应用程序准备读取文件信息; (1) the user opens the application, the application is ready to read the file information;

(2)文件系统驱动根据用户的配置查看应用程序是否有解密权限; (2) file system driver to see if the application has decrypt permission based on user configuration;

(3)应用程序有解密权限时,文件系统驱动提取出存储介质中的相应文件并对其解密,然后将解密后的文件返回至应用程序; (3) application has the decryption authority, file system driver extracts the corresponding file in the storage medium and decrypt, and then the decrypted file is returned to the application;

(4)应用程序没有解密权限时,文件系统驱动提取存储介质中的相应文件,如果文件被加密则向应用程序返回出错信息,如果文件未加密则直接向应用程序返回文件。 (4) application does not decrypt permission, file system driver extracts the corresponding file in the storage medium, the file is encrypted if the application returns an error message, if the file is not encrypted directly returns the file to the application.

[0005] 本发明所述的文件系统驱动中包括一个配置数据库,所述的配置数据库中保存有用户对应用程序进行配置和维护的信息。 [0005] The file system according to the present invention comprises a drive configuration database, the configuration database stored in the user configuration information, and maintenance of applications.

[0006] 本发明的有益效果是:本发明能确保用户的移动通信设备的隐私文件、数据信息不被泄漏至互联网,并且用户不用记忆密码,用户省却了使用普通加密方法时加密和解密操作的繁琐过程,为用户带来极大方便。 [0006] Advantageous effects of the present invention are: the present invention ensures the privacy of files of the mobile communication device user, data information is not leaked to the Internet, and the user need not remember a password, the user save the encrypted using common encryption and decryption operations cumbersome process, in order to bring great convenience. 附图说明 BRIEF DESCRIPTION

[0007] 图1为本发明的加密步骤流程图; [0007] FIG. 1 is a flowchart of encryption step of the present invention;

图2为本发明的解密步骤流程图。 Decrypting step 2 of the present invention a flowchart of FIG.

具体实施方式 detailed description

[0008] 下面结合附图进一步详细描述本发明的技术方案,但本发明的保护范围不局限于以下所述。 [0008] The following aspect of the present invention are described in further detail in conjunction with the accompanying drawings, but the scope of the present invention is not limited to the below.

[0009] 如图1所示,移动平台透明加密方法,它包括加密步骤和解密步骤,如图1所示,所述的加密步骤包括以下子步骤: [0009] As shown, the mobile platform transparent encryption method, which comprises the step of encrypting and decrypting step, the encryption step comprises the following sub-steps in Figure 1:

(1)用户保存文件,数据流传输至文件系统驱动; (1) the user to save the file, the data stream to a file system driver;

(2)文件系统驱动根据用户的配置判断是否需要对数据加密; (2) The file system driver determines whether the user needs to configure the data encryption;

(3)需要加密时,文件系统驱动对数据加密,并将加密后的数据保存至存储介质; (3) needs to be encrypted, encrypting data file system driver, and stores the encrypted data to the storage medium;

(4)不需要加密时,文件系统驱动直接将数据传输至存储介质; (4) do not require encryption, file system driver transfers the data directly to the storage medium;

如图2所示,所述的解密步骤是加密步骤的逆步骤,包括以下子步骤: As shown, the decryption step is a step of encrypting second inverse step comprising the substeps of:

(1)用户打开应用程序,应用程序准备读取文件信息; (1) the user opens the application, the application is ready to read the file information;

(2)文件系统驱动根据用户的配置查看应用程序是否有解密权限; (2) file system driver to see if the application has decrypt permission based on user configuration;

(3)应用程序有解密权限时,文件系统驱动提取出存储介质中的相应文件并对其解密,然后将解密后的文件返回至应用程序; (3) application has the decryption authority, file system driver extracts the corresponding file in the storage medium and decrypt, and then the decrypted file is returned to the application;

(4)应用程序没有解密权限时,文件系统驱动提取存储介质中的相应文件,如果文件被加密则向应用程序返回出错信息,如果文件未加密则直接向应用程序返回文件。 (4) application does not decrypt permission, file system driver extracts the corresponding file in the storage medium, the file is encrypted if the application returns an error message, if the file is not encrypted directly returns the file to the application.

[0010] 本发明所述的文件系统驱动中包括一个配置数据库,所述的配置数据库中保存有用户对应用程序进行配置和维护的信息。 [0010] The file system according to the present invention comprises a drive configuration database, the configuration database stored in the user configuration information, and maintenance of applications.

[0011] 使用本发明后,用户将照片等信息上传至云端,照片等信息在发送的时候已经是加密的了,当用户把照片等信息从云端下载下来,使用图片浏览工具打开,在打开的时候,照片等信息已经是解密的了,用户根本不知道加密和解密的过程,所有对用户来说,这些是透明的。 [0011] After using the present invention, user photos and other information is uploaded to the cloud, photos and other information when sending already encrypted, and when the user put photos and other information downloaded from the cloud, using image browsing tool to open, in the open when, photos and other information has been declassified, the user does not know the encryption and decryption process, for all users, these are transparent.

[0012] 移动通信设备上的文件,是存放在Flash等不易挥发性介质上的,对于文件的读写,必须经过移动通信设备所使用的操作系统的文件系统驱动才行,因此可以在移动通信设备所使用的操作系统的文件系统驱动上撰写加密和解密代码,在文件系统驱动上建立配置数据库,配置数据库内存储用户对应用程序进行配置和维护的信息,用以配置哪些应用程序有解密文件的权限。 [0012] The files on the mobile communication device is located on the other less volatile Flash medium, for reading and writing files, the mobile communication device must be used by the operating system file system driver for the job, it is possible in the mobile communication Write a file system driver equipment used on the operating system to encrypt and decrypt the code, build the configuration database on the file system driver, in the configuration database to store configuration information and user maintenance of the application to which the application configuration file decryption permission.

Claims (2)

  1. 1.移动平台透明加密方法,其特征在于:它包括加密步骤和解密步骤,所述的加密步骤包括以下子步骤:(1)用户保存文件,数据流传输至文件系统驱动;(2)文件系统驱动根据用户的配置判断是否需要对数据加密;(3)需要加密时,文件系统驱动对数据加密,并将加密后的数据保存至存储介质;(4)不需要加密时,文件系统驱动直接将数据传输至存储介质;所述的解密步骤是加密步骤的逆步骤,包括以下子步骤:(1)用户打开应用程序,应用程序准备读取文件信息;(2)文件系统驱动根据用户的配置查看应用程序是否有解密权限;(3)应用程序有解密权限时,文件系统驱动提取出存储介质中的相应文件并对其解密,然后将解密后的文件返回至应用程序;(4)应用程序没有解密权限时,文件系统驱动提取存储介质中的相应文件,如果文件被加密则向应用程序返回出错信 1. The mobile platform transparent encryption method, which is characterized in that: it comprises the step of decrypting and encrypting step, said encrypting step comprises the substeps of: (1) the user to save the file, the data stream to a file system driver; (2) File System drive configuration according to the user determines whether to encrypt data; (3) needs to be encrypted, the file system driver for the data encryption, and the encrypted save data to storage media; (4) do not require encryption, file system driver directly data transmission to the storage medium; decryption step is the inverse of said step of encrypting step comprising the substeps of: (1) user opens an application, the application is ready to read the file information; (2) file system driver to view based on user configuration application has decryption authority; (3) application has the decryption authority, file system driver extracts the corresponding file in the storage medium and decrypt, and then the decrypted file is returned to the application program; (4) application does not when the decryption authority, the appropriate file system driver file to extract the storage medium, if the file is encrypted return the error code to the application ,如果文件未加密则直接向应用程序返回文件。 If the file is not encrypted file is returned directly to the application.
  2. 2.根据权利要求1所述的移动平台透明加密方法,其特征在于:所述的文件系统驱动中包括一个配置数据库,所述的配置数据库中保存有用户对应用程序进行配置和维护的信肩、O The mobile transparent encryption method according to claim 1 platform, wherein: the file system driver includes a configuration database, the configuration database stored in the application user to configure and maintain the shoulder of the channel , O
CN 201310012514 2013-01-14 2013-01-14 Transparent encryption mobile platform CN103078866B (en)

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CN104252605A (en) * 2014-09-17 2014-12-31 南京信息工程大学 Method and system for file transparent encryption and decryption of Android platform
CN104751072A (en) * 2015-03-17 2015-07-01 山东维固信息科技股份有限公司 Secrete-related control system providing completely transparent user experience based on real-time encryption and decryption technology

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CN101753539A (en) * 2008-12-01 2010-06-23 北京大学;北大方正集团有限公司;北京方正电子政务信息科技有限公司;国家档案局档案科学技术研究所;国家档案局 Network data storage method and server
CN102609667A (en) * 2012-02-22 2012-07-25 浙江机电职业技术学院 Automatic file encryption and decryption system and automatic file encryption and decryption method based on filter drive program

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CN101572678A (en) * 2008-04-30 2009-11-04 北京明朝万达科技有限公司 Mail attachment transparent privacy control method
CN101753539A (en) * 2008-12-01 2010-06-23 北京大学;北大方正集团有限公司;北京方正电子政务信息科技有限公司;国家档案局档案科学技术研究所;国家档案局 Network data storage method and server
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Publication number Priority date Publication date Assignee Title
CN104252605A (en) * 2014-09-17 2014-12-31 南京信息工程大学 Method and system for file transparent encryption and decryption of Android platform
CN104252605B (en) * 2014-09-17 2017-03-15 南京信息工程大学 A file that Android platform transparent encryption and decryption system and method
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