PISanitizer: Preventing Prompt Injection to Long-Context LLMs via Prompt Sanitization

arXiv — cs.LGMonday, November 17, 2025 at 5:00:00 AM
  • The research introduces PISanitizer, a novel approach to safeguard long
  • This development is crucial as it addresses a critical gap in existing defenses that are primarily designed for short contexts, thereby improving the reliability and safety of LLMs in various applications. Enhanced security measures can lead to greater trust in AI systems.
  • While no related articles were identified, the introduction of PISanitizer highlights an ongoing trend in AI research focused on improving model robustness against vulnerabilities, emphasizing the need for innovative solutions in the rapidly evolving landscape of AI technologies.
— via World Pulse Now AI Editorial System

Was this article worth reading? Share it

Recommended Readings
Scaling Latent Reasoning via Looped Language Models
PositiveArtificial Intelligence
The article presents Ouro, a family of pre-trained Looped Language Models (LoopLM) designed to enhance reasoning capabilities during the pre-training phase. Unlike traditional models that rely on explicit text generation, Ouro incorporates iterative computation in latent space and an entropy-regularized objective for depth allocation. The models, Ouro 1.4B and 2.6B, demonstrate superior performance, matching results of larger state-of-the-art models while emphasizing improved knowledge manipulation rather than increased capacity.
Thinker: Training LLMs in Hierarchical Thinking for Deep Search via Multi-Turn Interaction
PositiveArtificial Intelligence
The article presents Thinker, a hierarchical thinking model designed to enhance the reasoning capabilities of large language models (LLMs) through multi-turn interactions. Unlike previous methods that relied on end-to-end reinforcement learning without supervision, Thinker allows for a more structured reasoning process by breaking down complex problems into manageable sub-problems. Each sub-problem is represented in both natural language and logical functions, improving the coherence and rigor of the reasoning process.
From Fact to Judgment: Investigating the Impact of Task Framing on LLM Conviction in Dialogue Systems
NeutralArtificial Intelligence
The article investigates the impact of task framing on the conviction of large language models (LLMs) in dialogue systems. It explores how LLMs assess tasks requiring social judgment, contrasting their performance on factual queries with conversational judgment tasks. The study reveals that reframing a task can significantly alter an LLM's judgment, particularly under conversational pressure, highlighting the complexities of LLM decision-making in social contexts.
Expert-Guided Prompting and Retrieval-Augmented Generation for Emergency Medical Service Question Answering
PositiveArtificial Intelligence
Large language models (LLMs) have shown potential in medical question answering but often lack the domain-specific expertise required in emergency medical services (EMS). The study introduces EMSQA, a dataset with 24.3K questions across 10 clinical areas and 4 certification levels, along with knowledge bases containing 40K documents and 2M tokens. It also presents Expert-CoT and ExpertRAG, strategies that enhance performance by integrating clinical context, resulting in improved accuracy and exam pass rates for EMS certification.
Can LLMs Detect Their Own Hallucinations?
PositiveArtificial Intelligence
Large language models (LLMs) are capable of generating fluent responses but can sometimes produce inaccurate information, referred to as hallucinations. A recent study investigates whether these models can recognize their own inaccuracies. The research formulates hallucination detection as a classification task and introduces a framework utilizing Chain-of-Thought (CoT) to extract knowledge from LLM parameters. Experimental results show that GPT-3.5 Turbo with CoT detected 58.2% of its own hallucinations, suggesting that LLMs can identify inaccuracies if they possess sufficient knowledge.
PustakAI: Curriculum-Aligned and Interactive Textbooks Using Large Language Models
PositiveArtificial Intelligence
PustakAI is a framework designed to create interactive textbooks aligned with the NCERT curriculum for grades 6 to 8 in India. Utilizing Large Language Models (LLMs), it aims to enhance personalized learning experiences, particularly in areas with limited educational resources. The initiative addresses challenges in adapting LLMs to specific curricular content, ensuring accuracy and pedagogical relevance.
LaoBench: A Large-Scale Multidimensional Lao Benchmark for Large Language Models
PositiveArtificial Intelligence
LaoBench is a newly introduced large-scale benchmark dataset aimed at evaluating large language models (LLMs) in the Lao language. It consists of over 17,000 curated samples that assess knowledge application, foundational education, and bilingual translation among Lao, Chinese, and English. The dataset is designed to enhance the understanding and reasoning capabilities of LLMs in low-resource languages, addressing the current challenges faced by models in mastering Lao.
ICL-Router: In-Context Learned Model Representations for LLM Routing
PositiveArtificial Intelligence
The research paper titled 'ICL-Router: In-Context Learned Model Representations for LLM Routing' presents a novel routing method for large language models (LLMs) that utilizes in-context vectors to enhance model representation. This two-stage method first embeds queries into vectors and then profiles candidate models based on their performance. The approach aims to improve routing performance and allows for the integration of new models without the need for retraining, addressing scalability challenges in LLM applications.