Shinji Yamane and the Future of OpenPGP Public Key Server

Title: Shinji Yamane and the Future of OpenPGP Public Key Server

Abstract: Shinji Yamane is a pioneer in the field of cryptography, particularly in the development of the OpenPGP Public Key Infrastructure (PKI). This article discusses the history, current use, and future developments of the OpenPGP PKI, comparing it to other standards like X.509 and SPKI/SDSI. It also highlights the role of PGP key servers and introduces the OpenPKSD, a next-generation OpenPGP public key server project led by Hironobu Suzuki.

Main Research Question: How can the OpenPGP PKI, a decentralized and voluntary-based system, compare to other PKI standards and what are the implications for its future development?

Methodology: The study is based on a literature review of research papers, articles, and other relevant materials related to the OpenPGP PKI, X.509, and SPKI/SDSI. It also takes into account the experiences and insights of the authors and other experts in the field.

Results: The OpenPGP PKI is a unique system that differs from other PKI standards in its lack of registration authorities or certification authorities. It relies on a network of volunteers who distribute, merge, and expire OpenPGP public keys. The current PGP Public Key Server (pksd) has some limitations, such as not fully supporting the OpenPGP format and lack of flexibility.

Implications: The OpenPGP PKI's decentralized and voluntary-based approach makes it a promising model for a PKI that can adapt to the changing needs of the digital landscape. The OpenPKSD project, led by Hironobu Suzuki, is an important step towards the development of a more efficient and flexible OpenPGP public key server.

Conclusion: Shinji Yamane's work on the OpenPGP PKI has paved the way for a more decentralized and adaptable PKI system. The future of the OpenPGP PKI looks promising, with the OpenPKSD project as a key development in enhancing the capabilities of the current system.

Link to Article: https://arxiv.org/abs/0308015v1 Authors: arXiv ID: 0308015v1