Node trust-based quantum trust assessment method

A quantum communication and quantum technology, applied in the field of quantum trust evaluation based on node trust, can solve problems that cannot be accurately described and verified

Active Publication Date: 2016-03-09
CHENGDU UNIV OF INFORMATION TECH +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Subjective trust is an important premise and foundation of objective trust. It is essentially based on belief and has great uncertainty (manifested as randomness, diversity and ambiguity), which cannot be accurately described and verified.

Method used

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  • Node trust-based quantum trust assessment method
  • Node trust-based quantum trust assessment method
  • Node trust-based quantum trust assessment method

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Embodiment Construction

[0040] The present invention will be further described below in conjunction with accompanying drawing:

[0041] The idea of ​​quantum trust evaluation method based on node trust:

[0042]Through the analysis, it is found that in the trusted relay network based on trusted nodes, the trust evaluation between nodes can be evaluated by means of trusted third party TTP (trusted third party). Suppose there are n nodes (users) u in the quantum communication network 1 ,u 2 ,...,u n And a trusted third-party TTP, each node must first register in the TTP when joining the quantum communication network (such as submitting attributes such as historical reputation and identity information); when registering, with the help of the membership degree and Non-membership degree theory is used to describe the uncertainty of the attributes of each node, and complete the quantitative description of subjective trust (that is, the mathematical modeling of subjective trust); before secure communicat...

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Abstract

The invention discloses a node trust-based quantum trust assessment method, including modeling of a quantum trust model and a method for quantum trust assessment. Compared with the prior art, the method uses a trust node-based credible quantum relay network as a research object, introduces trust management into a quantum communication network, uses assessment of a trust value of a node as a basis to build a safe and credible quantum communication network, and uses the trust value as a basis for judging whether users in the quantum communication network are credible; by means of unique characteristics of a quantum entanglement effect and quantum teleportation, the node trust-based quantum trust assessment method is researched and proposed, and the idea and the process of quantum trust assessment are explained in detail; and finally feasibility, reasonability and safety of the node trust-based quantum trust assessment method proposed by the invention are analyzed, thereby providing a valuable new idea and new method for building a safe and credible quantum communication network.

Description

technical field [0001] The invention relates to a quantum trust assessment method, in particular to a node trust-based quantum trust assessment method. Background technique [0002] Quantum communication refers to a new type of communication method that uses quantum coherent superposition, quantum entanglement effect and quantum teleportation for information transmission. However, existing quantum communication security protocols and technologies are implicitly related to trust, or presuppose A certain trust premise is established, or the purpose is to create or obtain a certain trust relationship. Therefore, similar to classical networks, the research on trust in quantum communication networks mainly discusses two interrelated trust relationships: (1) Objective trust (trust on object nodes) is based on evidence, so it can be accurately described and reasoned and verification; (2) Subjective trust (trust of subject nodes, subject nodes refer to individuals or groups compose...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L9/08H04B10/70H04B10/85
CPCH04B10/70H04B10/85H04L9/083H04L9/0855
Inventor 张仕斌谢智海昌燕盛志伟王海春闫丽丽黄源源
Owner CHENGDU UNIV OF INFORMATION TECH
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