FUD

It gets discussed by the blogging community that concerns itself with the upcoming Motu proprio, but it is never mentioned that there is an actual phrase and acronym for it: Fear, uncertainty and doubt or FUD.

The Independent:

Church split feared as Pope backs return of 'anti-Semitic' Latin Mass

By Ian Herbert
Published: 30 June 2007

A plan by the Pope to authorise the widespread return of the controversial Latin Mass, despite concerns that parts of it are anti-Semitic, has provoked a backlash among senior clergy in Britain and threatens to divide the Catholic Church worldwide. The 16th-century Tridentine Mass - which includes references to "perfidious" Jews - was abandoned in 1969 and replaced with liturgy in local languages, to make worship more accessible to the bulk of churchgoers. But the Pope announced on Thursday that a long-awaited document liberalising the use of the Mass, which some clergy fear will also limit the Church's dialogue with Jews and Muslims, will be released next week.

Cardinal Cormac Murphy-O'Connor, the leader of the Roman Catholic Church in England and Wales, has written to the Pope to say that no changes are needed.
[...]

FUD:

Fear, uncertainty, and doubt (FUD) is a sales or marketing strategy of disseminating negative (and vague) information on a competitor's product. The term originated to describe disinformation tactics in the computer hardware industry and has since been used more broadly. FUD is a manifestation of the appeal to fear.