Privacy Protocol for Internet Computer (ICP)
Published:Dec 29, 2025 15:19
•1 min read
•ArXiv
Analysis
This paper introduces a privacy-preserving transfer architecture for the Internet Computer (ICP). It addresses the need for secure and private data transfer by decoupling deposit and retrieval, using ephemeral intermediaries, and employing a novel Rank-Deficient Matrix Power Function (RDMPF) for encapsulation. The design aims to provide sender identity privacy, content confidentiality, forward secrecy, and verifiable liveness and finality. The fact that it's already in production (ICPP) and has undergone extensive testing adds significant weight to its practical relevance.
Key Takeaways
- •Addresses privacy concerns in data transfer on the Internet Computer (ICP).
- •Employs ephemeral intermediaries and RDMPF for secure encapsulation.
- •Provides sender identity privacy, content confidentiality, and forward secrecy.
- •Offers verifiable liveness and finality.
- •Already implemented and tested (ICPP), indicating practical applicability.
Reference
“The protocol uses a non-interactive RDMPF-based encapsulation to derive per-transfer transport keys.”