Access Token Conversion for Multichannel Authentication Migration

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Solution Overview

Problem

Existing authentication systems struggle with inefficiencies in handling multiple channels, leading to increased complexity, latency, and vulnerability to bot attacks, particularly when transitioning between physical and digital channels, and there is a lack of seamless integration between different authentication services during migration or service changes.

Innovation Solution

A multichannel authentication and tokenization system that uses a unified tokenization protocol across physical and digital channels, generating and managing tokens in a channel-agnostic manner, and an access token conversion system to facilitate smooth transitions between different authentication services.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple separate authentication systems are used for different channels, then each channel can have customized authentication policies, but the system complexity increases and integration becomes difficult

Engineering Contradiction:
Improvechannel-specific authentication policyVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple channel-specific authentication systems into a single unified authentication service that handles physical store, digital, and contact center channels. This consolidation reduces system complexity while maintaining the ability to apply customized authentication policies for each channel through a common infrastructure.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The unified authentication service is designed to be universal, supporting multiple authentication channels and token types through a single system. It can authenticate users across physical stores, digital platforms, and contact centers while generating compatible tokens that work across all channels, eliminating the need for separate authentication systems.

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

2Reliability

If channel-specific tokens are used, then each channel can be securely authenticated, but token compatibility across channels becomes problematic

Engineering Contradiction:
Improveauthentication securityVSAvoidtoken compatibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent implements universal tokens that can be used across multiple authentication channels. The unified authentication service generates tokens that are compatible with physical store systems, digital platforms, and contact center services, eliminating the need for separate channel-specific tokens while maintaining security through a centralized authentication framework.

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

3Stability of the object's composition

If separate authentication services are maintained, then legacy systems can continue operating, but migration to new services creates integration issues

Engineering Contradiction:
Improvelegacy system continuityVSAvoidintegration complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The unified authentication service acts as an intermediary between legacy authentication systems and new digital platforms. It can receive authentication requests from legacy physical store systems, generate appropriate tokens, and provide them to modern digital services, enabling seamless integration without requiring immediate migration of all systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system prepares for migration by establishing a unified authentication service that can work with both legacy and modern systems simultaneously. This preliminary infrastructure allows gradual migration from legacy authentication services to new unified services while maintaining compatibility and reducing integration complexity.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12526262B2Access token conversion
Publication Date: 2026.01.13 WALMART APOLLO LLC
  • US12526262B2 patent drawing
  • US12526262B2 patent drawing
  • US12526262B2 patent drawing

AI summary

In some embodiments, apparatuses and methods are provided herein useful for access token conversion. The system comprises a first application programming interface (API) backend using a first authentication service based on a first tokenization protocol and a second API backend using a second authentication service based on a second tokenization protocol. The second authentication service is configured to receive from, a user device, a call to the second API backend with a first token associated with the first authentication service, convert the first token to a first converted token based on the second tokenization protocol, and forward the first converted token to the user device for use in subsequent calls to the second API backend.