Cryptographic Token Access Control for Ad-Blocker Revenue Loss

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Solution Overview

Problem

The widespread use of ad-blockers leads to a significant loss of revenue for website providers as a large proportion of advertisements go unseen, and existing solutions such as subscription models or limited free content are inconvenient for users, while browser extensions can circumvent these efforts, disrupting the economic model of websites.

Innovation Solution

A method that uses cryptographic tokens to control access to content, where users must view a media file, such as an advertisement or warning, before accessing protected content, with the token being released upon meeting an action condition, allowing access to the content while preventing ad-blockers from blocking the display of advertisements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If ad-blockers are used to block advertisements, then user experience is improved by reducing unwanted ads, but website revenue is significantly reduced as advertisements go unseen

Engineering Contradiction:
Improveuser experienceVSAvoidwebsite revenue
Core Design Contradiction:
Ease of operationVSLoss of energy

Solution Approach 1:

The system performs preliminary action by embedding cryptographic tokens in media files before delivery, and establishing action conditions that must be met before content access is granted. This preemptive setup ensures ad viewing is enforced without requiring complex real-time monitoring or user interaction modifications.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces cryptographic tokens as an intermediary mechanism between the advertisement delivery system and the content access system. The token acts as a mediator that verifies ad viewing compliance and enables content access, resolving the conflict between ad delivery and content protection without requiring direct intervention in either system.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If subscription models or limited free content are implemented to protect content, then content access control is improved, but user convenience deteriorates due to additional requirements

Engineering Contradiction:
Improvecontent access controlVSAvoiduser convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system implements self-service by automatically verifying action condition fulfillment through cryptographic proof and autonomously releasing content access tokens without requiring user registration, payment processing, or manual approval. The user simply needs to view the ad, and the system automatically grants access, eliminating administrative overhead and improving convenience.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces mechanical subscription systems (payment processing, account management, permission granting) with a cryptographic mechanism based on action condition verification. Instead of complex authentication and billing infrastructure, the system uses cryptographic tokens and verifiable action proofs to control content access, simplifying the user experience while maintaining security.

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

3Loss of energy

If browser extensions are used to circumvent ad-blocking, then website revenue is improved by ensuring ad viewing, but system complexity increases due to extension requirements

Engineering Contradiction:
Improvewebsite revenueVSAvoidsystem complexity
Core Design Contradiction:
Loss of energyVSDevice complexity

Solution Approach 1:

The system segments the content delivery process into distinct cryptographic components: token embedding in media files, separate action condition verification, and independent content access granting. This modular approach allows each component to function independently without requiring complex integration or browser extensions, simplifying the overall system while ensuring ad viewing compliance.

Inventive Principle:
Principle #1Segmentation

4Loss of energy

If multiple advertisements are displayed to ensure revenue, then website revenue is improved, but user experience deteriorates due to excessive ads

Engineering Contradiction:
Improvewebsite revenueVSAvoiduser experience
Core Design Contradiction:
Loss of energyVSEase of operation

Solution Approach 1:

The system applies partial action by requiring users to view only a specific portion or duration of the media file (as defined by the action condition) rather than forcing them to view multiple complete advertisements. The cryptographic verification checks for fulfillment of the specific action condition, allowing revenue generation with minimal user burden and avoiding the need to display excessive ads.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS11956488B2Providing controlled access to content on a client system
Publication Date: 2024.04.09 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US11956488B2 patent drawing
  • US11956488B2 patent drawing
  • US11956488B2 patent drawing

AI summary

Providing controlled access to content on a client system by providing protected content on a client system where the content is accessible with a token and providing a media file at the client system with the token embedded in association with the media file. The protected content is accessed by releasing the token to the client system when it is determined that an action condition of the media file has been met and using the token to enable access to the protected content on the client system.