of some relevance to churches, is the privacy issues of those mentioned on the church website. E.g. church members might not be happy to have their photos placed on the site, and this goes some way to explain the problem of getting. This is especially important when considering child protection issues.
However, another aspect for churches is when their are people connected with the church are working abroad in areas which are unfriendly to Christians. Posting information about them could cause undue problems for them as websites are available throughout the world.