Linkable democratic group signatures (LDGS)[29] allow every member of a group to trace
the identity of any other member who issued a signature while non-members (with the help …

Abstract In [15] an efficient two-party, two-prime RSA function sharing protocol was
proposed. The protocol proves efficiency over previously proposed protocols. When the …

In the digital world, protection against information theft by unauthorized entities is the most
demanding services for enterprise business organizations. Although firewalls and intrusion …

The nature of the RSA public modulus N as a composite of at least two secret large primes
was always considered as a major obstacle facing the RSA function sharing without the help …

Recently, private enterprises, governmental and military institutions have been relied mainly
on digitizing their work. Digital files containing sensitive information should be protected …

A safe prime p is a prime such that (p-1)/2 is also a prime. A primality test or a safe primality
test is normally a combination of trial division and a probabilistic primality test. Since the …

Verifiable secret sharing schemes (VSS) are schemes for the purpose of ensuring that the
players are sharing a unique secret and this secret is the secret originally distributed by the …

Unlike sensor and other ad‐hoc wireless networks, vehicular ad‐hoc networks (VANETs)
are characterized by its high mobility which allows a very short communication interval …

Organizational signature is a new kind of digital signature introduced to facilitate and
guarantee legitimacy of transactions among organizations. It allows employee in the …

A complete E-DRM system with two main protocols is proposed. The proposed E-DRM
protocols are analyzed to prove its security, efficiency, and robustness. A software …