By appending some bits to the original signature, a trapdoor hash function converts any signature scheme into secure signature scheme with very efficient online computation. Many of them have been proposed. The paper presents three new trapdoor hash functions with promotion in offline computation, online computation, appended bits, and the size of trapdoor key (but with longer public key). Whil...

Evaluation of teaching effectiveness is considered a critical element in determining whether or not faculty members are retained at higher education institutions; academic milestones such as tenure and promotion often require documentation of the quality of faculty teaching. As methods of assessing teaching effectiveness evolve, concerns about the equity of alternative methods arise. This study...

PURPOSE/OBJECTIVES To describe the physical activity (PA) promotion practices, beliefs, and barriers of Australasian oncology nurses and gain preliminary insight into how PA promotion practices may be affected by the demographics of the nurses.
. DESIGN Cross-sectional survey.
. SETTING Australia and New Zealand.
. SAMPLE 119 registered oncology nurses.
. METHODS Self-reported online su...

The increasing role of online technologies in young people's lives has significant implications for professionals' engagement with technologies to promote youth mental health and well-being. However, relatively little is known about professionals' views on the role of technologies in supporting youth mental health. This article outlines key findings from a needs assessment survey carried out in...

BACKGROUND In recent years social networking sites (SNSs) have grown rapidly in popularity. The popularity of these sites, along with their interactive functions, offer a novel environment in which to deliver health promotion messages. The aim of this paper is to examine the extent to which SNSs are currently being used for sexual health promotion and describe the breadth of these activities. ...

With the development of electronic commerce, usability on a website is vital to online customers. However, many of these e-commerce applications still do not meet customers’ requirements. This paper is an attempt to investigate the current issues and development of e-commerce websites promotion and marketing of the laptop producers, specifically the laptop in a specific market China. AHP and Fu...