Utilizing Postponed Ephemeral and Pseudo-Static Keys in Tripartite and Identity-Based Key Agreement Protocols

Please use this identifier to cite or link to this item: https://hdl.handle.net/11147/4783

Title:	Utilizing Postponed Ephemeral and Pseudo-Static Keys in Tripartite and Identity-Based Key Agreement Protocols
Authors:	Fujioka, Atsushi Suzuki, Koutarou Ustaoğlu, Berkant
Keywords:	Public key cryptography Postponed ephemeral keys Pseudo-static keys Tripartite key agreement
Publisher:	International Association for Cryptologic Research
Source:	Fujioka, A., Suzuki, K., and Ustaoğlu, B. (2009). Utilizing postponed ephemeral and pseudo-static keys in tripartite and identity-based key agreement protocols. Cryptology ePrint Archive, Report 2009/423. http://eprint.iacr.org/2009/423
Abstract:	We propose an new one-round implicitly authenticated three-party protocol that extends Joux's protocol as well as a two-party identity-based protocol. Our protocols have a single communication round that consists of ephemeral (one-time) public keys along with certificates in the tripartite protocol, and identities in the identity-based setting. As such our protocols are communication efficient and furthermore do not require enhanced message format.
URI:	http://eprint.iacr.org/2009/423 http://hdl.handle.net/11147/4783
Appears in Collections:	Mathematics / Matematik