Yadda za a Juyawa NFC Kashe a Androids

Kusa da filin sadarwa (NFC) yana ba da damar na'urori irin su wayoyin komai da ruwan don canja bayanai tare da sauran fasahohin NFC kawai ta hanyar kawo abubuwa biyu tare da juna, yin bayani game da sauƙi amma ya buɗe harkar sabon tsaro vulnerabilities. Saboda wannan dalili, za ka iya so ka kashe NFC a kan na'urarka na Android lokacin da ke cikin wurare masu yawa inda masu tsinkar wuta zasu iya cinyewa a kan lalacewar wayarka.

Idan aka yi amfani dashi don kullun dalilai, NFC ya kawo ƙarin ayyuka zuwa wayarka, duk da haka, masu bincike a gasar hamayya ta Pwn2Own a Amsterdam sun nuna yadda za a iya amfani da NFC don samun iko a kan wani fasahohi na Android, kuma masu bincike a taron Black Hat na zaman lafiya a Las Vegas sun nuna irin wannan yanayin ta hanyar amfani da fasahohi daban-daban.

Idan ba a zahiri yin amfani da NFC damar wayarka ba, to wannan bayani shine sauki-juya su. A cikin wannan koyo, za mu nuna muku sauƙi mai sauki guda biyar don tabbatar da wayarka ta Android ta hanyar juya NFC har sai kun kasance ainihin bukatar shi.

NFC amfani yana yiwuwa fiye da kowa fiye da kuke tunani. Idan kun kasance zuwa Foods, McDonald's, ko Walgreens, kuna iya ganin alamun a wurin biya game da biya tare da wayarka ta hannun Wallet Google, kuma idan kun yi, to, kun ga NFC a amfani. A gaskiya ma, idan wayarka tana gudana a kan Android 2.3.3 ko sabon, za'a rigaya an saita ta don aikawa ko karɓar bayanai ta hanyar wannan hanyar sadarwa.

Idan ba ka tabbatar ko wayarka tana goyon bayan NFC watsa ba, za ka iya nema jerin jerin wayoyin NFC don samfurin na'urarka.

01 na 05

Mataki na 1: Je zuwa allo na gidanka

Kushin gida (Danna hoto don cikakken girman girman.), Image © Dave Rankin

NOTE: A cikin wannan koyawa, mun yi amfani da Nexus S smartphone wanda ke gudana Android 4.0.3, Ice Cream Sandwich (ICS). Fuskar gidanku na iya bambanta, amma latsa icon din "gida" a wayarka, ya kamata ya kawo ku a daidai allon.

Danna maɓallin jerin aikace-aikace na wayarka-wanda ke dauke da kai zuwa allon wanda ya nuna maka duk ayyukan da aka sanya akan wayarka. Idan ka ɓoye saitunan Saitunanka a cikin babban fayil, bude wannan babban fayil, kuma.

02 na 05

Mataki na 2: Go cikin Saituna App

Lissafin Lissafi na Ayyuka (Danna hoto don cikakken girman girman.), Image © Dave Rankin

Danna kan aikace-aikacen Saitunan, kewaya a cikin hoton zuwa hagu, don duba da kuma shirya saitunan wayarka. A nan za ku ga jerin cikakken kayan aiki daban-daban da za ku iya sarrafa a kan na'urar Android.

Akwai wasu hanyoyi da dama don tabbatar da Andriod, ciki har da shigar da software na boye-boye, amma zaka iya sarrafa da dama na sirrinka da kuma raba saitunan a cikin Saitunan Saitunan.

03 na 05

Mataki na 3: Goka cikin Wurin Mara waya da Saitunan Intanit

Babbar Saitunan Saituna (Danna hoto don cikakken girman girman.), Hotuna © Dave Rankin

Da zarar ka bude aikace-aikacen Saitunan, yi tafiya zuwa sashen da ake kira Saitunan Wuta da Saitunan. Anan za ku sami "Amfani da Bayanai" da kalmar "Ƙari ..."

Danna kan wannan magana, kamar yadda aka kaddamar da shi don buɗe allon na gaba, wanda zai ba ka iko fiye da ƙarancin mara waya da kuma cibiyar sadarwa, kamar VPN, Mobile Networks, da NFC aikin.

04 na 05

Mataki na 4: Kunna NFC Kashe

Saitunan Saitunan Waya da Saitunan Intanit (Danna hoto don cikakken girman girman.), Image © Dave Rankin

Idan allon wayarka ya nuna maka irin wannan hoton zuwa hagu, kuma an duba NFC, danna akwatin akwatin NFC, wanda aka kewaye a wannan hoton, don kashe shi.

Idan ba ka ga wani zaɓi don NFC akan wayarka ba ta waya da kuma Saitunan Intanet ko kuma idan ka ga zaɓi NFC amma ba a kunne ba, to baka da komai damu.

05 na 05

Mataki na 5: Tabbatar cewa NFC An Kashe

Saitunan Saitunan Waya da Saitunan Intanit (Danna hoto don cikakken girman girman.), Image © Dave Rankin

A wannan lokaci, wayarka ya kamata kama da hoton zuwa hagu tare da nuni NFC an kashe. Taya murna! Kana yanzu lafiya daga NFC tsaro vulnerabilities.

Idan ka yanke shawara ka so ka fara amfani da NFC aiki a nan gaba don biyan kuɗi, juya wannan alama a baya ba matsala. Kawai bi matakai 1 zuwa 3, amma a mataki na 4, taɓa NFC saiti don kunna wannan aikin a kan.