HTTP Request Shielding for SPI Rejection and Threat Filtering

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Solution Overview

Problem

Conventional cybersecurity tools are complex, expensive, and vulnerable to attacks, lacking effective detection and rejection of sensitive personal information (SPI) and customizable security scans, while exposing computing resources to excessive analysis and third-party vulnerabilities.

Innovation Solution

An enterprise application shield system that performs a sequence of security checks on HTTP requests, dropping suspicious requests and forwarding legitimate ones, with customizable scans for SPI detection and lightweight, configurable components to prevent cyber threats and data breaches.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional cybersecurity tools are used to protect vulnerable code, then security coverage is improved, but device complexity and cost increase significantly

Engineering Contradiction:
Improvesecurity coverageVSAvoidtool complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system segments security checks into multiple sequential stages: initial fast-fail checks for obvious threats, intermediate analysis for suspicious patterns, and deep inspection for confirmed threats. This staged approach divides the complex security analysis into manageable segments, reducing overall system complexity while maintaining comprehensive coverage

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces an intermediary shield component that sits between the external network and the target application. This intermediary handles all security analysis and threat filtering, preventing direct exposure of the vulnerable application to complex security tools and reducing the complexity burden on the protected system

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If conventional cybersecurity tools perform extensive scanning and tracing, then detection capability is improved, but computing resources are overwhelmed

Engineering Contradiction:
Improvedetection capabilityVSAvoidcomputing resource usage
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The system applies partial action by performing different levels of analysis on different requests: fast-fail checks for all requests, intermediate analysis only for suspicious patterns, and deep inspection only for confirmed threats. This selective approach maintains high detection capability for actual threats while avoiding excessive resource consumption on benign traffic

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The system implements skipping by implementing fast-fail checks that quickly reject obviously malicious or benign requests without performing complete analysis. This allows the system to rush through obvious cases and reserve computing resources for requests that require more thorough examination

Inventive Principle:
Principle #21Skipping (Rushing through)

3Adaptability or versatility

If third-party codes are integrated into cybersecurity tools, then functionality is improved, but security vulnerabilities increase due to unknown or unreliable codes

Engineering Contradiction:
ImprovefunctionalityVSAvoidsecurity vulnerability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system extracts and removes third-party code components from the security tool architecture, replacing them with proprietary or vetted security functions. This extraction eliminates the security vulnerabilities associated with unknown or unreliable third-party codes while maintaining the necessary security functionality through carefully controlled code sources

Inventive Principle:
Principle #2Taking out (Extraction)

4Reliability

If conventional cybersecurity tools are deployed, then security protection is improved, but SPI detection and rejection capabilities are insufficient

Engineering Contradiction:
Improvesecurity protectionVSAvoidSPI detection capability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system implements multi-functionality by designing the shield to perform multiple security functions within a unified architecture: traditional threat blocking, SPI detection and rejection, resource usage monitoring, and adaptive learning. This universal approach enhances both security protection and SPI detection capabilities without requiring separate specialized systems

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20260019440A1Enterprise application shield systems and methods
Publication Date: 2026.01.15 AT&T INTELLECTUAL PROPERTY I L P
  • US20260019440A1 patent drawing
  • US20260019440A1 patent drawing
  • US20260019440A1 patent drawing

AI summary

Aspects of the subject disclosure may include, for example, enterprise application shield systems and methods for performing a sequence of security checks as to an incoming HTTP request and forwarding the HTTP request to a target system upon detection of an absence of a triggering event and an absence of sensitive personal information. Otherwise, the HTTP request is dropped and no response will be provided to a sender of the HTTP request. Other embodiments are disclosed.