In compliance with the Terms of Use of the SCRUFF app, “while you may voluntarily provide us with sensitive information about yourself such as your... health details and whether part of the POZ (HIV positive) community (for example, in creating or updating your profile), there is no requirement to do so.” In addition, the website does not disclose any data of yours in general. Thus, you may be absolutely sure that the users will know about your HIV status only if you allow them doing so.