PW may refer to:
Pwn2Own is a computer hacking contest held annually at the CanSecWest security conference, beginning in 2007. Contestants are challenged to exploit widely used software and mobile devices with previously unknown vulnerabilities.
Pwllheli (Welsh pronunciation: [pʊɬˈhɛlɪ]) is a community and the main market town of the Llŷn Peninsula (Welsh: Penrhyn Llŷn) in Gwynedd, north-western Wales.
The Pwnie Awards recognize both excellence and incompetence in the field of information security. Winners are selected by a committee of security industry professionals from nominations collected from the information security community.
Pwn is a leetspeak slang term derived from the verb own, as meaning to appropriate or to conquer to gain ownership.
The PWG World Tag Team Championship is a professional wrestling world tag team championship contested for in the tag team division of the Pro Wrestling Guerrilla (PWG) promotion.
Pwllheli Sailing Club was founded in 1958 and is a yacht club in Pwllheli, Wales. Over the years the location of its clubhouse has moved several times, and it has also become organiser of national and international yachting and dinghy sailing events.