Link privacy protection method and system in social network
A privacy protection and social networking technology, applied in data exchange networks, transmission systems, digital data protection and other directions, it can solve problems such as leakage of user privacy attributes, and achieve the effect of being easy to use, easy to accept, and universal.
Inactive Publication Date: 2017-03-08
CHINA UNIV OF GEOSCIENCES (WUHAN)
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Problems solved by technology
[0005] The technical problem to be solved by the present invention is to solve the problem that the user's privacy attributes are leaked due to the association between users in social networks such as Weibo. Privacy Protection Method and System for Privacy Leakage Caused by Operations in Social Networks
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[0023] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0024] The present invention proposes a privacy protection method in a social network, which has good versatility, low cost, is easy to use, and is easy to be accepted by users, such as figure 1 As shown, the method includes the following steps:
[0025] S1. Set the privacy protection level of user attributes, and set the derivation relationship between attributes; users can set their own user attributes through the interactive interface with the system, such as "occupation", "age", "residence" The level of privacy protection, including: protection, publicity, etc. The system administrator can se...
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The invention discloses a link privacy protection method and system in the social network. The method comprises the step of setting privacy protection classes of user attributes and a deduction relation between the attributes; the step of reading the attributes of correlation users carrying out the correlation operation in the social network and recording the attributes with the privacy protection class set as 'open' as a set A; the step of recording the attributes of correlated users in the social network and recording the attributes with the privacy protection class as 'protection' as a set B; the step of judging whether there are elements of the set A in the set B or not; the step of judging whether front items of the elements of the set B in the deduction relation are in the set A or not, wherein if yes, the set of the front items is recorded as C, and if the front items of the set B or the elements of the set B in the deduction relation are in the set A, link is not established, or the link is established while the correlated attributes of the correlation users are not displayed, or only the correlated attributes are changed into attributes of random identifications. According to the link privacy protection method and system in the social network, the users can be effectively prevented from revealing privacy of other people through the correlated operation.
Description
technical field [0001] The invention relates to the fields of mobile security and social privacy protection, in particular to a link privacy protection method and system in a social network. Background technique [0002] With the popularization of social networks such as microblog and other mobile Internet applications, the leakage of users' personal privacy by social networks has been paid more and more attention. In social networks (such as Weibo, etc.), users usually follow each other, retweet, follow each other, etc., forming an association relationship between users, which may leak user privacy. For example, a user to be displayed may be called user A. This user does not want a certain attribute of himself, such as "occupation", to be leaked, but this attribute of user A may be leaked after being followed by other users, such as following A There are 10 users, and 8 of them don't care about the privacy of their "occupation" attribute, that is, they disclose their "occu...
Claims
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IPC IPC(8): H04L12/58H04L29/08H04L29/06G06F21/60
Inventor 任伟林佳华孙亚璐
Owner CHINA UNIV OF GEOSCIENCES (WUHAN)