Blockchain User Identity Validation via Distributed Trust Profiles
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Solution Overview
Problem
Conventional systems relying on centralized databases for user information management face issues with data sharing and privacy concerns, as user information is typically controlled by a single entity, limiting its use across applications and making it difficult to share with other parties.
Innovation Solution
A blockchain-based network that uses a decentralized system for user identity validation, where user information is aggregated from blockchain transactions to establish trust relationships and generate trust profiles, allowing secure peer-to-peer transactions without the need for a single control entity, enhancing security and privacy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a centralized database is used to store user information, then user information can be managed and accessed by a single entity, but user information cannot be easily shared with other parties and privacy concerns arise
Solution Approach 1:
The patent segments user information into multiple components stored across different blockchain nodes rather than centralized in a single database. User identity data, transaction history, and authorization information are distributed and linked through cryptographic hashes, allowing selective sharing of specific segments without exposing the entire user profile.
Solution Approach 2:
The patent introduces cryptographic intermediaries (public-private key pairs, digital signatures, and hash functions) that mediate between user information and accessing parties. These cryptographic mechanisms enable verification of user identity and authorization without requiring direct access to raw user data, thus facilitating sharing while maintaining privacy.
2Reliability
If user information is stored in a centralized database controlled by a single entity, then updates and transactions can be controlled centrally, but the system becomes vulnerable to hacking attacks and single points of failure
Solution Approach 1:
The patent divides the centralized database into multiple distributed blockchain nodes, each storing copies or fragments of the ledger. This segmentation eliminates the single point of failure, as the system remains operational even if individual nodes are compromised. The distributed architecture requires attackers to compromise multiple nodes simultaneously.
Solution Approach 2:
The patent transforms the system from centralized control to decentralized consensus by changing the operational parameters from single-entity validation to multi-node verification. Transaction validation requires agreement from multiple nodes according to consensus algorithms, fundamentally altering the security model from centralized vulnerability to distributed resilience.
3Reliability
If a decentralized blockchain network is implemented for user validation, then security and privacy are enhanced through distribution, but the system complexity increases compared to centralized databases
Solution Approach 1:
The patent creates a universal blockchain protocol that handles multiple functions (user identification, transaction validation, authorization management, and data integrity verification) through a single decentralized network infrastructure. This multi-functionality reduces the need for separate systems while maintaining data integrity across diverse operations.
Solution Approach 2:
The patent implements feedback mechanisms through consensus algorithms where nodes continuously verify and validate transactions against the existing ledger state. This feedback loop ensures data integrity by rejecting invalid transactions and maintaining consistent copies across all nodes, automatically correcting deviations without centralized intervention.
Data Source
AI summary
Systems and methods are described for performing blockchain validation of user identity and authority. In various aspects, the blockchain-based validation system includes: a server communicatively coupled to a blockchain-based network; and program instructions stored in a program memory that, when executed by the server, cause the server to: receive a blockchain ID associated with a user, wherein the blockchain ID is associated with a blockchain; aggregate a plurality of blockchain transactions, the plurality of blockchain transactions including at least a blockchain transaction associated with the blockchain; establish, based on the plurality of blockchain transactions, a trust relationship between the user and a second entity; and generate a trust profile for the user and the second entity based on the trust relationship, wherein the trust profile includes a level of trust between the user and the second entity based on the plurality of blockchain transactions.