Context-Aware Data Encryption With Adaptive Access Control

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Solution Overview

Problem

Traditional encryption methods use a fixed level of encryption that is insufficient to protect data from unauthorized access in varying contextual situations, leading to potential security breaches and data loss.

Innovation Solution

A dynamic encryption technique that adjusts encryption levels based on contextual factors such as user location, device type, network conditions, user identity, time of day, and user behavior, incorporating a security module to determine appropriate encryption types and storage locations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a fixed level of encryption is used, then the encryption process is simple and fast, but the data security is insufficient in varying contextual situations

Engineering Contradiction:
Improvedata securityVSAvoidadaptability to contextual situations
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent implements dynamic encryption by adjusting the encryption level based on contextual factors such as user location, device type, network conditions, and data sensitivity. The system transitions from a static fixed encryption level to a dynamic adaptive encryption level that responds to changing contextual conditions, thereby improving data security while maintaining operational efficiency.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the encryption parameter (encryption level) based on contextual factors. Different encryption levels are selected depending on the sensitivity of the data and the contextual situation, allowing the system to optimize between security and performance by adjusting the encryption strength dynamically rather than using a fixed level.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If a high encryption level is used, then data security is improved, but data transfer times increase

Engineering Contradiction:
Improvedata securityVSAvoiddata transfer time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system dynamically adjusts the encryption level parameter based on contextual factors and data sensitivity. For less sensitive data or lower-risk contexts, a lower encryption level is applied, reducing processing time while maintaining adequate security. For highly sensitive data or high-risk contexts, a higher encryption level is applied, ensuring maximum security when needed.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system applies encryption selectively based on data sensitivity and contextual risk factors. Not all data requires the same level of encryption protection - the system applies appropriate encryption levels proportionally to the actual security needs, avoiding excessive encryption on low-risk data while ensuring adequate protection on high-risk data.

Inventive Principle:
Principle #16Partial or excessive action

3Reliability

If contextual factors are analyzed to determine encryption level, then data security is enhanced, but system complexity increases

Engineering Contradiction:
Improvedata securityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system segments the encryption decision-making process into distinct components: collecting contextual factors, analyzing data sensitivity, determining appropriate encryption levels, and applying the selected encryption. This modular segmentation makes the complex system more manageable and maintainable while still achieving enhanced security through multi-factor analysis.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system implements feedback mechanisms where contextual information and data sensitivity assessments feed into the encryption level selection process. The system continuously monitors contextual factors and adjusts encryption levels accordingly, creating a closed-loop system that adapts to changing conditions while maintaining security policies.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12493702B2Contextual encryption and access control of data
Publication Date: 2025.12.09 DELL PROD LP
  • US12493702B2 patent drawing
  • US12493702B2 patent drawing
  • US12493702B2 patent drawing

AI summary

A method for enhancing data security includes receiving data. The method includes obtaining a plurality of contextual factors associated with the data. The further method includes determining an encryption level based on at least one of the contextual factors. The method further includes determining a type of encryption based on the encryption level. The method further includes encrypting the data using the type of encryption to generate encrypted data. The method further includes associating an access control level with the encrypted data to generate associated encrypted data. The method also includes determining a storage location for the associated encrypted data based on the encryption level, wherein determining the storage location is based on a data sensitivity associated with the data or a compliance rule. The method further includes sending the associated encrypted data to the storage location.