Sensitive Operation Protocol Using Feature Sequence

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Solution Overview

Problem

Existing methods for sensitive operations like password modification are insecure as they directly transmit user account and new password information via SMS, making them vulnerable to interception and potential security threats.

Innovation Solution

A method and apparatus that replace the user account with a unique feature sequence in sensitive operation requests, using a preset conversion relationship to identify and execute operations, thereby securing user information by not directly transmitting the account.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If user account and new password are directly transmitted via SMS for sensitive operations, then the operation can be completed simply, but security is compromised as intercepted messages reveal sensitive information

Engineering Contradiction:
Improvesimplicity of sensitive operationVSAvoidsecurity of user information
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces a feature sequence as an intermediary element that replaces direct transmission of user account and password. The feature sequence acts as a mediator that carries the necessary information for sensitive operations without exposing the actual sensitive data, thus maintaining both operational simplicity and security.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent creates a copy or representation of the user account information in the form of a feature sequence. This feature sequence is a derived representation that can be used to perform sensitive operations without requiring the original sensitive data to be transmitted, thereby protecting the actual user information while enabling the operation.

Inventive Principle:
Principle #26Copying

2Reliability

If feature sequence is used to replace user account in sensitive operation requests, then security is improved by preventing account leakage, but system complexity increases due to conversion relationships

Engineering Contradiction:
Improvesecurity of user informationVSAvoidcomplexity of conversion relationship system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent transforms the user account parameter into a different form (feature sequence) through a conversion process. This parameter change allows the system to work with a transformed representation that provides security while maintaining the ability to retrieve the original information when needed through the preset conversion relationship.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10476867B2Sensitive operation processing protocol
Publication Date: 2019.11.12 TENCENT TECHNOLOGY (SHENZHEN) CO LTD
  • US10476867B2 patent drawing
  • US10476867B2 patent drawing
  • US10476867B2 patent drawing

AI summary

The present disclosure belongs to the field of network technologies, and disclosed are a sensitive operation processing protocols. The method includes: receiving a sensitive operation request, the sensitive operation request carrying a first feature sequence and sensitive operation information; obtaining a user account corresponding to the first feature sequence according to the first feature sequence and a preset conversion relationship between feature sequences and user accounts; and executing a sensitive operation on the basis of the user account corresponding to the first feature sequence and the sensitive operation information. According to the present disclosure, when a sensitive operation is performed, a user account is no longer directly used to perform a sensitive operation request; instead, the user account is replaced with a feature sequence uniquely identifying the user account.