Content Registration Authority for Instant Messaging Validation

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Solution Overview

Problem

Instant messaging applications face significant challenges in validating content due to the risk of malicious content spreading rapidly, as traditional security measures are not adequately suited to handle the unique propagation dynamics of IM systems, leading to potential widespread damage.

Innovation Solution

A content registration authority is introduced to register content provided by publishers, allowing client devices to securely consume validated content without user intervention, using methods such as forming content identifiers and stamps or storing identifiers in a central repository, thereby ensuring integrity and preventing malicious content propagation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If executable content is incorporated into IM applications to provide dynamic behavior and engaging user experience, then the functionality and user engagement are improved, but the risk of malicious content spreading rapidly increases

Engineering Contradiction:
Improvedynamic behaviorVSAvoidmalicious content spread
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary validation of executable content by registering it with a content registration authority before it is transmitted between IM clients. Content identifiers and stamps are generated in advance, allowing the content to be validated automatically when received, thus preventing malicious content from spreading while maintaining the ability to provide dynamic and engaging content.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If traditional security measures are used to validate content, then security is improved, but the system complexity and user experience degradation increase

Engineering Contradiction:
Improvecontent validationVSAvoidsecurity mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

A content registration authority acts as an intermediary between content providers and IM clients. This central authority manages the validation process by issuing stamps and maintaining registries of approved content. The intermediary handles the complex security validation logic centrally, allowing clients to simply verify stamps without implementing complex security mechanisms themselves, thus maintaining security while reducing overall system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If automatic content execution is enabled in IM applications to ensure rapid propagation, then the productivity and speed of communication are improved, but the vulnerability to virus propagation increases

Engineering Contradiction:
Improvecontent propagation speedVSAvoidvirus propagation
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

Content is validated in advance by registering it with the content registration authority before transmission. The validation occurs beforehand, allowing automatic execution to proceed rapidly once the content is received and its stamp verified, thus maintaining high productivity while preventing viral content from exploiting automatic propagation mechanisms.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS7716243B2Provisions for validating content using a content registration authority
Publication Date: 2010.05.11 MICROSOFT TECHNOLOGY LICENSING LLC
  • US7716243B2 patent drawing
  • US7716243B2 patent drawing
  • US7716243B2 patent drawing

AI summary

Strategies are described for validating content transferred over a communication channel using a more effective approach than heretofore provided in the art. A content registration authority is provided which registers the content disseminated by one or more content providers to one or more client devices. A client device which receives content that has been registered can securely consume the content, based on an assumption that a content provider which furnishes the content is entrusted by the content registration authority to provide the content, and without prompting a user of the client device to expressly approve the content provider. In a first solution, the content registration authority registers the content by issuing a certification stamp; in a second solution, the content registration authority registers the content by storing registration information in a central repository. The content may contain instructions which perform operations in the context of an instant messenger application.