Encrypted Analytical Vault for Searchable Data Without Decryption

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Solution Overview

Problem

Existing data vaults that encrypt data for storage make it impossible to efficiently search and analyze the data due to the need for decryption and re-encryption, posing a security risk by retaining data in cleartext form.

Innovation Solution

An encrypted analytical vault that secures data by entangling it prior to index construction and encryption, allowing it to be searched and analyzed without decryption, using a key-based confusion and diffusion process to preserve positional and term context.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If data is encrypted before storage in the vault, then security is improved, but the ability to search and analyze the data deteriorates

Engineering Contradiction:
Improvedata securityVSAvoidsearch and analysis capability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies preliminary action by performing data entanglement (confusion and diffusion) on the data before it is encrypted and stored in the vault. This preprocessing step creates an entangled representation of the data that preserves searchable characteristics while maintaining security. The entanglement is performed in advance, so that when data needs to be searched or analyzed, the operations can be conducted directly on the entangled encrypted data without requiring decryption, thus resolving the contradiction between security and searchability.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If data is stored in cleartext format for efficient searching, then searchability is improved, but security deteriorates due to exposure to hackers and internal threats

Engineering Contradiction:
Improvesearch efficiencyVSAvoiddata breach risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent applies parameter changes by transforming the data from its original cleartext state through entanglement operations (confusion and diffusion) that modify its structural parameters while preserving its semantic meaning. The entangled data maintains the positional and contextual relationships necessary for efficient searching and analysis, but the transformation of its parameters ensures that the data cannot be easily interpreted or accessed in its original form, thus protecting against data breaches while maintaining search efficiency.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If traditional encryption methods are used, then security is improved, but performance deteriorates due to decryption and re-encryption requirements

Engineering Contradiction:
Improvedata protectionVSAvoiddata processing performance
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent applies preliminary action by performing data entanglement (confusion and diffusion) on the data before it is encrypted and stored in the vault. This preprocessing step creates an entangled representation of the data that preserves searchable characteristics while maintaining security. The entanglement is performed in advance, so that when data needs to be searched or analyzed, the operations can be conducted directly on the entangled encrypted data without requiring decryption, thus resolving the contradiction between security and searchability.

Inventive Principle:
Principle #10Preliminary action

4Reliability

If data is encrypted for secure storage, then confidentiality is improved, but the complexity of data access and manipulation increases

Engineering Contradiction:
Improvedata confidentialityVSAvoiddata access complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies parameter changes by transforming the data from its original cleartext state through entanglement operations (confusion and diffusion) that modify its structural parameters while preserving its semantic meaning. The entangled data maintains the positional and contextual relationships necessary for efficient searching and analysis, but the transformation of its parameters ensures that the data cannot be easily interpreted or accessed in its original form, thus protecting against data breaches while maintaining search efficiency.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12554895B2Encrypted analytical vault for trusted access
Publication Date: 2026.02.17 PORTAL26 INC
  • US12554895B2 patent drawing
  • US12554895B2 patent drawing
  • US12554895B2 patent drawing

AI summary

An encrypted analytical vault may implement an entanglement process in data encryption when storing the data, and may include an native search plugin for searching the encrypted data. The encrypted analytical vault thus allows the data stored in the vault to be searchable, aggregable, and sortable while the data are still encrypted in the vault.