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ASIACRYPT
2005
Springer
14 years 28 days ago
Identity-Based Hierarchical Strongly Key-Insulated Encryption and Its Application
In this paper, we discuss non-interactive updating of decryption keys in identity-based encryption (IBE). IBE is a public key cryptosystem where a public key is an arbitrary strin...
Yumiko Hanaoka, Goichiro Hanaoka, Junji Shikata, H...
CCS
2008
ACM
13 years 9 months ago
Security arguments for the UM key agreement protocol in the NIST SP 800-56A standard
The Unified Model (UM) key agreement protocol is an efficient Diffie-Hellman scheme that has been included in many cryptographic standards, most recently in the NIST SP 80056A sta...
Alfred Menezes, Berkant Ustaoglu
CHES
2011
Springer
240views Cryptology» more  CHES 2011»
12 years 7 months ago
Lightweight and Secure PUF Key Storage Using Limits of Machine Learning
A lightweight and secure key storage scheme using silicon Physical Unclonable Functions (PUFs) is described. To derive stable PUF bits from chip manufacturing variations, a lightwe...
Meng-Day (Mandel) Yu, David M'Raïhi, Richard ...
ICC
2007
IEEE
136views Communications» more  ICC 2007»
13 years 11 months ago
SAMcast - A Scalable, Secure and Authenticated Multicast Protocol for Large Scale P2P Networks
Overlay networks have shown tremendous potential in solving large scale data dissemination problem by employing peer-to-peer communication protocols. These networks, however, have ...
Waseem Ahmad, Ashfaq A. Khokhar
SP
2010
IEEE
206views Security Privacy» more  SP 2010»
13 years 11 months ago
Revocation Systems with Very Small Private Keys
In this work, we design a method for creating public key broadcast encryption systems. Our main technical innovation is based on a new “two equation” technique for revoking us...
Allison B. Lewko, Amit Sahai, Brent Waters