The invention relates to a suspension loop for hanging sausages or the like, which is composed of a folded strip of material having openings at both ends. The method comprises the steps of obtaining a script to present to the caller, the script including the one or more menu options; permuting one or more characteristics of at least one of the one or more menu options; and presenting the permuted menu to the caller. For each software component, a security code is executed to authenticate and verify an executable code image associated with each software component using one or more keys embedded within a secure ROM of the device and one or more hardware configuration settings of the device. The stages of the ring oscillator may be biased towards either supplying a faster or slower output signal. As an object for photographing, for example, the head of the human being is used.