移動(dòng)云存儲(chǔ)安全保護(hù)方案的研究與實(shí)現(xiàn)
本文選題:移動(dòng)云存儲(chǔ) 切入點(diǎn):數(shù)據(jù)安全 出處:《北京郵電大學(xué)》2014年碩士論文
【摘要】:隨著移動(dòng)互聯(lián)網(wǎng)技術(shù)的發(fā)展和智能移動(dòng)終端的廣泛應(yīng)用,智能移動(dòng)終端上需要存儲(chǔ)的信息量呈不斷增長(zhǎng)趨勢(shì),因此需要采用新的技術(shù)手段解決移動(dòng)終端面臨的大量信息存儲(chǔ)問(wèn)題。作為云存儲(chǔ)技術(shù)與智能移動(dòng)終端相結(jié)合的產(chǎn)物,移動(dòng)云存儲(chǔ)不僅有效地降低了移動(dòng)終端在數(shù)據(jù)存儲(chǔ)容量方面的限制,而且能夠很好地解決移動(dòng)終端的數(shù)據(jù)備份問(wèn)題,移動(dòng)終端用戶通過(guò)移動(dòng)網(wǎng)絡(luò)可以隨時(shí)隨地進(jìn)行數(shù)據(jù)備份的管理與恢復(fù),降低因移動(dòng)終端故障等原因帶來(lái)的數(shù)據(jù)丟失風(fēng)險(xiǎn)。目前互聯(lián)網(wǎng)市場(chǎng)上的移動(dòng)云存儲(chǔ)應(yīng)用已有幾十種。 然而,移動(dòng)云存儲(chǔ)可能遭受到來(lái)自移動(dòng)終端和云存儲(chǔ)端的數(shù)種安全威脅,不安全的云存儲(chǔ)服務(wù)提供商可能在主動(dòng)或被動(dòng)的情景下造成用戶數(shù)據(jù)的泄露,移動(dòng)云存儲(chǔ)服務(wù)的安全性尚有待提高。本文的目標(biāo)是設(shè)計(jì)并實(shí)現(xiàn)一套移動(dòng)云存儲(chǔ)環(huán)境下的安全保護(hù)方案,該方案通過(guò)多種安全手段的綜合應(yīng)用,將移動(dòng)終端的用戶數(shù)據(jù)在云存儲(chǔ)端進(jìn)行安全的備份,降低移動(dòng)終端數(shù)據(jù)丟失且不可恢復(fù)的可能;數(shù)據(jù)以安全的方式存儲(chǔ)在云存儲(chǔ)端,防止源于云存儲(chǔ)端的數(shù)據(jù)泄露問(wèn)題;方案提供了安全的數(shù)據(jù)共享手段,在保證數(shù)據(jù)機(jī)密性的前提下實(shí)現(xiàn)移動(dòng)終端數(shù)據(jù)備份的共享。 本文的主要研究?jī)?nèi)容包括: 1.研究移動(dòng)云存儲(chǔ)技術(shù),分析移動(dòng)云存儲(chǔ)環(huán)境下的安全威脅。移動(dòng)云存儲(chǔ)由“移動(dòng)終端”和“云存儲(chǔ)端”兩部分組成,本文將分別從上述的兩個(gè)側(cè)面分析移動(dòng)云存儲(chǔ)可能遭受的安全威脅,并結(jié)合實(shí)例研究可用于解決這些問(wèn)題的安全技術(shù),為設(shè)計(jì)移動(dòng)云存儲(chǔ)安全保護(hù)方案作理論準(zhǔn)備。 2.設(shè)計(jì)移動(dòng)云存儲(chǔ)安全保護(hù)方案,解決移動(dòng)云存儲(chǔ)環(huán)境下的數(shù)據(jù)丟失和數(shù)據(jù)泄密問(wèn)題。本文設(shè)計(jì)的移動(dòng)云存儲(chǔ)安全保護(hù)方案主要針對(duì)組織結(jié)構(gòu)相對(duì)松散的小范圍集體用戶或個(gè)人用戶,該方案主要強(qiáng)調(diào)三方面的功能:身份認(rèn)證功能、數(shù)據(jù)安全備份存儲(chǔ)功能,和數(shù)據(jù)安全共享功能。為實(shí)現(xiàn)這些功能特性,設(shè)計(jì)了身份認(rèn)證、數(shù)據(jù)加密上傳、數(shù)據(jù)下載解密、授權(quán)訪問(wèn)和撤銷(xiāo)權(quán)限等五項(xiàng)關(guān)鍵業(yè)務(wù)流程。 3.仿真實(shí)現(xiàn)移動(dòng)云存儲(chǔ)安全保護(hù)方案。本文選取了Android操作系統(tǒng)作為移動(dòng)終端的實(shí)驗(yàn)平臺(tái),并選擇Hadoop開(kāi)源框架作為云存儲(chǔ)框架,利用HDFS提供云存儲(chǔ)功能。
[Abstract]:With the development of mobile Internet technology and the wide application of intelligent mobile terminal, the amount of information needed to be stored on intelligent mobile terminal is increasing. Therefore, it is necessary to adopt new technical means to solve the problem of mass information storage faced by mobile terminals, which is the product of the combination of cloud storage technology and intelligent mobile terminals. Mobile cloud storage not only effectively reduces the limitation of data storage capacity of mobile terminal, but also can solve the problem of data backup of mobile terminal. Mobile terminal users can manage and restore data backup anytime and anywhere through mobile network to reduce the risk of data loss caused by mobile terminal failure. At present there are dozens of mobile cloud storage applications in the Internet market. However, mobile cloud storage may be subject to several security threats from mobile terminals and cloud storage, and insecure cloud storage service providers may cause user data leaks in active or passive situations. The security of mobile cloud storage service needs to be improved. The goal of this paper is to design and implement a set of security protection scheme in mobile cloud storage environment. The user data of the mobile terminal is safely backed up in the cloud storage terminal to reduce the possibility that the mobile terminal data can be lost and can not be recovered; the data is stored in the cloud storage terminal in a secure manner to prevent the data leakage from the cloud storage terminal. The scheme provides a secure means of data sharing and realizes the sharing of data backup of mobile terminal under the premise of ensuring the confidentiality of data. The main contents of this paper are as follows:. 1. Research mobile cloud storage technology, analyze the security threat in mobile cloud storage environment. Mobile cloud storage consists of "mobile terminal" and "cloud storage terminal". In this paper, we will analyze the possible security threats to mobile cloud storage from the above two aspects, and study the security techniques that can be used to solve these problems with an example, so as to prepare for the design of mobile cloud storage security protection scheme. 2. Design mobile cloud storage security protection scheme, To solve the problem of data loss and data leakage in mobile cloud storage environment, the security protection scheme of mobile cloud storage is designed for small group users or individual users with relatively loose organizational structure. This scheme mainly emphasizes three functions: identity authentication function, data security backup storage function, and data security sharing function. In order to realize these functions, identity authentication, data encryption and upload, data download and decryption are designed. Authorization of access and revocation of permissions are five key business processes. 3. The security protection scheme of mobile cloud storage is realized by simulation. In this paper, Android operating system is chosen as the experimental platform of mobile terminal, and Hadoop open source framework is chosen as cloud storage framework, and HDFS is used to provide cloud storage function.
【學(xué)位授予單位】:北京郵電大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2014
【分類(lèi)號(hào)】:TP333;TP309.2
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