250 search results - page 18 / 50 » Improving the Exact Security of Digital Signature Schemes |
IJNSEC
2010
13 years 2 months ago
2010
Digital Signature Algorithm (DSA) is an underlying algorithm to form a signature in the Digital Signature Standard (DSS). DSA uses a new random number (or nonce) each time a signa...
JOC
2006
13 years 7 months ago
2006
Abstract. In response to the current need for fast, secure and cheap public-key cryptography, we propose an interactive zero-knowledge identification scheme and a derived signature...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
The signcryption is a relatively new cryptographic technique that is supposed to fulfill the functionalities of encryption and digital signature in a single logical step. Although...
ICIP
2003
IEEE
14 years 28 days ago
2003
IEEE
We consider the problem of hiding images in images. In addition to the usual design constraints such as imperceptible host degradation and robustness in presence of variety of att...
ASIACRYPT
2011
Springer
12 years 7 months ago
2011
Springer
We provide constructions of (m, 1)-programmable hash functions (PHFs) for m ≥ 2. Mimicking certain programmability properties of random oracles, PHFs can, e.g., be plugged into ...