Multimedia Content Evaluation for LLM Security

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Solution Overview

Problem

Large language models (LLMs) generate multimedia content that can compromise data security or be used for nefarious activities, and existing solutions fail to efficiently mitigate these issues.

Innovation Solution

A system that processes natural language inputs to determine whether generated or obtained multimedia content should be included in the response, using evaluation models and signals to assess potential security risks and nefarious uses, and rendering alternative content or textual responses instead if necessary.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If LLMs obtain and include multimedia content in responses, then response quality and user engagement are improved, but data security risks and potential nefarious uses increase

Engineering Contradiction:
Improveresponse qualityVSAvoiddata security risks
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary evaluation of multimedia content before including it in responses. Evaluation models assess whether content may compromise data security or be used for nefarious activities, and the system proactively blocks harmful content before it reaches the user, preventing security issues while allowing safe content to pass through.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If evaluation models are used to assess multimedia content, then data security is improved, but computational overhead and latency increase

Engineering Contradiction:
Improvedata securityVSAvoidcomputational latency
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The evaluation is applied selectively rather than uniformly to all content. The system identifies high-risk scenarios where multimedia content may compromise security and applies evaluation models primarily in those contexts, while allowing low-risk content to pass through with minimal or no evaluation, thus balancing security with computational efficiency.

Inventive Principle:
Principle #3Local quality

3Reliability

If multimedia content is blocked to prevent security issues, then data security is improved, but response quality and user experience deteriorate

Engineering Contradiction:
Improvedata securityVSAvoidresponse quality
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

Evaluation models serve as an intermediary layer between the LLM and the multimedia content. Rather than directly blocking all content or allowing all content, the intermediary evaluation system assesses each piece of content and makes informed decisions about which content to permit and which to block, preserving response quality while ensuring security.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250181848A1Multimedia content management for large language model(s) and/or other generative model(s)
Publication Date: 2025.06.05 GOOGLE LLC
  • US20250181848A1 patent drawing
  • US20250181848A1 patent drawing
  • US20250181848A1 patent drawing

AI summary

Implementations relate to managing multimedia content that is obtained by large language model(s) (LLM(s)) and/or generated by other generative model(s). Processor(s) of a system can: receive natural language (NL) based input that requests multimedia content, generate a response that is responsive to the NL based input, and cause the response to be rendered. In some implementations, and in generating the response, the processor(s) can process, using a LLM, LLM input to generate LLM output, and determine, based on the LLM output, at least multimedia content to be included in the response. Further, the processor(s) can evaluate the multimedia content to determine whether it should be included in the response. In response to determining that the multimedia content should not be included in the response, the processor(s) can cause the response, including alternative multimedia content or other textual content, to be rendered.