Security

Reachability-Based Capability Confinement for LLM Agents under Indirect Prompt Injection

When Agents Act on Web3: An Attack-Surface Survey of MCP, Skills, and Tool Calling

PACE: Policy-Attested Contract Execution for Safe AI Agents in Decentralized Finance

Context Contamination at USENIX Security 26 — Oral Presentation & Poster

Presented our paper "Context Contamination in LLM Analysis of Network Security Logs" at USENIX Security 2026 in Baltimore — an oral presentation plus a poster session.

Rabimba Karanjai

• Aug 12, 2026 • 1 min read

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Racecraft: Fine-Tuning Gemma 4 with DPO for Sub-150ms On-Device Coaching at 130 MPH

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Rabimba Karanjai

• Aug 2, 2026 • 1 min read

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Context Contamination in LLM Analysis of Network Security Logs: Poison with Passive Prompt Injection and Mitigation Evaluation

zkRansomware: Proof-of-Data Recoverability and Multi-round Game Theoretic Modeling of Ransomware Decisions

Bridging Confidentiality and Reliability: Open-Weight Agents for Legal Reasoning

Securing Smart Contract Languages with a Unified Agentic Framework for Vulnerability Repair in Solidity and Move

Evaluating the Quality of Randomness and Entropy in Tasks Supported by Large Language Models

Teaching AIs to Reason and Code, Confidentially

Ransomware 3.0: Enhancing Risk Management and Mitigation Options with Proof-of-Decryptability and Smart Contracts

LogBabylon: A Unified Framework for Cross-Log File Integration and Analysis

Adding All Flavors: A Hybrid Random Number Generator for dApps and Web3

Edge Computing & Trusted Execution

Exploring secure inference and trusted execution environments at the edge, combining IoT, blockchain, and TEE technologies.

Blockchain & Decentralized Systems

Building secure, scalable decentralized infrastructure with smart contracts, cross-chain frameworks, and AI-powered vulnerability detection.

Cross Chain Bribery Contracts: Majority vs Mighty Minority

Supporting Heterogeneous TEE for Critical Infrastructure Protection

DHTee: Decentralized Infrastructure for Heterogeneous TEE

Decentralized Machine Learning Governance: Overview, Opportunities, and Research Challenges

Targeted Phishing Campaigns using Large Scale Language Models

Fpswap: Fair and Privacy Friendly Swap of Digital Assets on Blockchain

Mobile multi-party digitally signed documents and techniques for using these allowing detection of tamper

Securi-Tay 2017

Talk at Securi-Tay 2017 on security, covering static analysis and systems security. **Key points:** - Static analysis for code security - Security challenges in emerging web …

Rabimba Karanjai

• Mar 10, 2017 • 1 min read

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