PII Suppression Server for Uninterrupted Call Center Calls

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Solution Overview

Problem

Existing call center systems face challenges in protecting sensitive data, such as Personally Identifiable Information (PII), from being recorded or improperly stored, leading to consumer privacy concerns and compliance issues with regulations like PCI-DSS, while current methods are costly, difficult to maintain, and susceptible to subversion.

Innovation Solution

A system that suppresses PII data at the call center by intercepting and modifying it before it reaches the call center agent, using a PII Data Suppression Server to identify and replace or mute sensitive information in real-time, without requiring physical termination or additional hardware, and ensuring compliance with regulations by containing the data within a secure network.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If physical interrupt methods are used to block PII data, then data protection is achieved, but communication continuity is lost and system complexity increases

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

Solution Approach 1:

A PII Data Suppression Server is introduced as an intermediary component between the telephone network and call center agents. This server intercepts PII data transmitted during calls and suppresses it before it reaches the agent's system, thereby protecting data without requiring physical interruption of the communication channel. The intermediary approach maintains communication continuity while achieving data protection.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces physical interrupt mechanisms with a software-based data suppression system. Instead of using hardware switches or physical line interruptions to block PII data, the system uses a server that processes and suppresses PII data at the protocol level, substituting mechanical/physical methods with information-processing methods.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If PII data suppression is implemented without physical interrupt, then communication continuity is maintained, but data processing complexity increases

Engineering Contradiction:
Improvecommunication continuityVSAvoiddata processing complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The PII data suppression function is extracted from the call center agent's system and placed in a dedicated PII Data Suppression Server. This separation allows the suppression logic to be centralized and specialized, reducing the processing complexity burden on individual agent systems while maintaining continuous communication. The extraction enables independent optimization of the suppression server without affecting the agent endpoints.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If existing PII protection methods are used, then some data security is achieved, but compliance with PCI-DSS and other regulations becomes difficult

Engineering Contradiction:
Improvedata securityVSAvoidregulatory compliance
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The PII Data Suppression Server is designed to handle multiple types of sensitive data and supports various communication protocols and formats. This universal approach enables the system to comply with multiple regulations (PCI-DSS, HIPAA, GDPR) by suppressing different types of PII data across different scenarios, making the system adaptable to various regulatory requirements without needing separate specialized systems.

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

Data Source

PatentUS20250335629A1Method and apparatus for protecting sensitive data
Publication Date: 2025.10.30 INTRANEXT SOFTWARE INC
  • US20250335629A1 patent drawing
  • US20250335629A1 patent drawing
  • US20250335629A1 patent drawing

AI summary

In accordance with one embodiment, an apparatus is provided that includes a computer processor coupled with a call center device positioned to receive an input communication containing PII data and originating from a telephone caller, wherein the computer processor implements code to suppress at least a portion of the received PII data without requiring a physical interrupt of the input communication so that the received PII data is not conveyed to a call center agent or to a computer of the call center agent.