Ka taƙaita labarin:  Ba da daɗewa ba za ka iya buɗe wayarka ta wajen riƙe ta kusa da fuskarka. Masu bincike sun kirkiro na'urar da za ta iya gane siffar kunnenka, tafin hannunka ko kuma duk wani bangare na jikinka da kake son amfani da shi wajen samun damar na'urarka. An kira shi Bodyprint, fasahar tana juya allon taɓawa na yau da kullun zuwa na'urar daukar hoto ta ƙwayoyin cuta wanda ke kawar da buƙatar kayan aiki na musamman kamar masu karanta sawun yatsa ko kyamarorin infrared. Gungura ƙasa don bidiyo. Masu bincike a Yahoo Labs a California sun ƙirƙiri firikwensin da zai iya gane siffar kunnenka ko wani ɓangaren jiki da kake son shiga na'urarka (wanda aka nuna) Christian Holz, Senaka Buthpitiya, da Marius Knaust daga Yahoo Labs na California ne suka ƙirƙira Bodyprint. Cikakkun bayanai game da algorithm dinsa suna cikin takardarsu, Jigon Jiki: Bayyanar Mai Amfani da Biometric akan Na'urorin Wayar hannu ta Amfani da Capacitive Touchscreen don Binciken Sassan Jiki. An tsara katin Salt don kawo ƙarshen aikin gajiyarwa na buɗe wayoyin hannu ko kwamfutar hannu ta hanyar sanya shi ta atomatik duk lokacin da mai amfani yake kusa. Na'urar mai girman katin kiredit kuma tana kulle na'urori da zarar mai amfani ya fita daga zangon a tazarar ƙafa goma (mita uku). Salt yana haɗuwa da aikace-aikace akan wayar hannu ta Android ko iPhone ta Bluetooth kuma yana gaya musu idan sun yi nisa da walat ɗin su, inda kamfanin ya ba da shawarar cewa an adana katin Salt. An kirkiro katin ne ta hanyar Illinois na tushen Joel Paglione da Niko Zistakis.. Suna da'awar cewa zai ceci mutane kusan awanni 53 a shekara, bisa ga imani cewa matsakaicin mai amfani da wayar yana buɗe wayar sa sau 150 a rana. 'Wayoyin salula na kwanan nan sun haɗa da na'urorin binciken yatsun hannu don tabbatar da masu amfani ta hanyar ƙididdigar halittu da kuma maye gurbin kalmomin shiga, yana sa tabbatarwa ya fi dacewa ga masu amfani,' in ji masu binciken. "Duk da haka, saboda tsadar su, na'urar daukar hoton yatsa mai karfin gaske an iyakance shi ga wayoyin hannu na sama, sakamakon ƙudurin da ake buƙata da ingancin firikwensin". Sun ci gaba da cewa yayin da ƙudurin shigarwa na allon taɓawa yana kusa da maki shida a kowace...
Yahoo Labs a California ya bayyana sabuwar hanya don buɗe wayarka. Ta hanyar riƙe shi a kan kai, fasahar su na iya gane kunnenka. Hakanan yana iya amfani da wasu sassan jiki kamar muƙamuƙi ko dabino don samun damar na'urarka. Yana kawar da bukatar kayan aiki na musamman kamar masu karanta yatsan yatsa.