Method for preventing information from being leaked on basis of separation of right to use and right to know of information
A technology of the right to use and the right to know, which is applied in the information field and can solve problems such as information leakage of information owners
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Embodiment 1
[0020] Example 1: E-commerce transaction process case
[0021] Background: When a user purchases a piece of clothing on an e-commerce website, the merchant needs to use express delivery to mail the clothing to himself. Users do not want businesses to know their name, address and phone number, nor do they want logistics to fully know the items they purchase and personal information. The user chose the data bank to assist shopping. The user is the information owner, the data bank acts as a third party, the merchants and logistics are the users, and the information content is the user's purchase of goods, the user's name, address, and phone number.
[0022] Step 1: The user passes his item, name, address, and phone number to the data bank. The name is Zhang San. The address information is Room 70l, Building 5, Xihua Community, Haidian District, Beijing. Users set up a data bank through the Internet (integrated 2, 4 link functions) to provide users with the minimum right to know to...
Embodiment 2
[0027] Example 2: Online custom clothing case
[0028] Background: User Li Si chooses online custom clothing service. During the conversation between the user and the business, he needs to provide his body information including his height, chest circumference, waist circumference, and arm length to the business. The user has a hump back and his arms are not the same length. Users want to be able to receive well-fitting clothes, but do not want businesses to know their privacy. The third-party data bank takes care of the user's body information.
[0029] Step 1: The user uses the encryption algorithm provided by the data bank to encrypt his personal information and address information to prevent the merchant from being able to map his body information to himself, so as to avoid privacy leakage.
[0030] Step 2: The merchant applies to the user for height, chest circumference, waist circumference, arm length, hunchback, and gender information.
[0031] Step 3: The user provides the me...
Embodiment 3
[0034] Example 3: Cases of using farmer information by the Statistics Bureau, pesticide dealers and purchasers
[0035] Background: More than 10,000 farmers in a county store the information of their cultivated crops in the data bank. The county statistics bureau hopes to use this information to predict the county’s harvest this year; pesticide merchants hope to use this information to send advertisements to farmers for a fee; purchasers hope to use the information of farmers’ crops to send farmers the price of purchasing crops.
[0036] Step 1: Farmers use the Internet to upload farming information to the data bank and set permissions to allow the data bank to use the information without harming the interests of farmers.
[0037] Step 2: Establish a cooperative relationship between the county statistics bureau, pesticide merchants, purchasers and data banks. The data bank provides statistics interfaces for the county statistics bureau, advertisement push interfaces for pesticide de...
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