PUF (disambiguation)

PUF may refer to:


 * Physical unclonable function, in computer security, a physically-implemented secure identifier
 * Presses Universitaires de France
 * Permanent University Fund, for Texas public universities
 * Pau Pyrénées Airport in France (IATA code: PUF)
 * Por Um Fio, a Brazilian reality television show
 * Poughkeepsie Underwear Factory, a historic building in New York
 * Public Universal Friend (1752–1819), American preacher