Back to news
Large Language Models
Oct 28, 2025

Doppel's AI System Enhances Defense Against Deepfake Attacks

Oct 28, 2025
AI Summary

Doppel has developed an AI defense system that utilizes OpenAI's GPT-5 and reinforcement fine-tuning to effectively prevent deepfake and impersonation attacks. This technology significantly reduces the time needed for threat response and decreases the workload for analysts by 80%.

  • Doppel's AI defense system employs OpenAI's GPT-5 and reinforcement fine-tuning (RFT) techniques.
  • The system is designed to stop deepfake and impersonation attacks before they can spread.
  • It reduces the threat response time from hours to minutes.
  • The implementation of this technology has led to an 80% reduction in analyst workloads.

Related Stories

Large Language Models

Thinking Machines Lab develops AI model for simultaneous conversation

1h ago

Large Language Models

ChatGPT Sees Increased Adoption Among Older Users in Early 2026

15h ago

Large Language Models

Optimizing Matrix Multiplication for Swift in LLM Training

1d ago

Large Language Models

arXivLabs Encourages Collaboration on New Features with a Focus on Privacy

2d ago