The term security ceremony describes a technical system extended with its human users. In this paper, we examine the inspection ceremony for the mobile transport ticket in Denmark. We find several security weaknesses that are ascribable to both human and computer components of the ceremony. The main vulnerabilities are due to the design choices of how the visual inspection ceremony is organised...

Introduction On August 8th, 2008 countless viewers around the globe watched the opening ceremony of the Beijing Olympics. The ceremony included performers representing the disciples of Confucius, chanting quotations from The Analects. The Confucian theme was continued as the performers lifted and lowered individual blocks in a choreographed display. In the end, the blocks formed the Chinese cha...

T he white coat ceremony is a common practice at many American and European medical schools. Current justification for the ceremony is mainly based on the good will felt by participants and an assumed connection between the ceremony and encouraging humanistic values in medicine. Recent critiques of the ceremony faults its use of oaths, premature alignment of students and faculty, and the select...

The effective security provided by secure messaging applications depends heavily on users completing an authentication ceremony—a sequence of manual operations enabling users to verify they are indeed communicating with one another. Unfortunately, evidence to date suggests users are unable to do this. Accordingly, we study in detail how well users can locate and complete the authentication cere...

As an adult man and woman love each other and come to have faith in each other as their spouse, they marry each other. Recently people’s economic life has become individualized and women are enjoying a high education level and increased participation in social activities, and these changes are creating environment favorable for single life. Thus, an increasing number of people are choosing celi...