WSmart card
WContactless smart card
WList of smart cards
WSUBE card
WCard enclosure
WCarta Worldwide
WCarte Bleue
WChip Authentication Program
WChipknip
WCommon Access Card
WDubai Plus
WEstonian identity card
WGemalto
WHelmut Gröttrup
WGroupement des Cartes Bancaires CB
WHanaro Card
WHNA Technology Investments Holdings
WInfineon Technologies
WMore Card
WOpenPGP card
WRioCard
WSerbian identity card
WSIM card
WSubtepass
WT-money
WTécély Card
WSIM card
WU-Key
WVem