Mgbawa ZigBee, 'ihe egwu nchekwa' Smart Lighting n'ime 'ngwụcha nwụrụ anwụ'?

[ederede / Engineering LED Xuchao Peng] 2015 na nso nso a na Las Vegas \u0026 middot; Black Hat (BlackHat), ndị nchọpụta wepụtara akwụkwọ. Akwụkwọ akụkọ ahụ kwuru na ntụpọ dị na usoro ZigBee, ọkụ stadium LED onye na-agba ọsọ nwere ike imerụ netwọk ZigBee a, iji nweta njikwa ngwaọrụ niile ejikọrọ na netwọk ahụ. Nke a adịghị ike dị oke njọ, n'ihi na nchekwa nke ngwọta na-adabere kpamkpam. na nzuzo igodo netwọk. Na, ámá egwuregwu ọkụ si smart bọlbụ okpomọkụ ihe mmetụta nakwa dị ka ụzọ mkpọchi mere nwalere anyị show, mgbere nke ngwaọrụ ndị a idokwa naanị a kacha nta nke chọrọ maka nyocha, e nweghị ndị ọzọ nhọrọ na-mma na nche larịị, otú na-enye ndị hacker na-enye ezigbo mma. Ndị nyocha ahụ gbakwunyere dere. Ike dị elu na-eduga ìhè iju mmiri kọrọ na ntụpọ ahụ gụnyere ụdị ngwá ọrụ dị iche iche, onye na-agba ọsọ nwere ike iji loopholes ZigBee protocol ngwaọrụ, nwere ọgụgụ isi na-awakpo ụlọ gị, nweere onwe ya ịchịkwa mkpọchi netwọk gị, usoro mkpu, na ọbụna nwee ike. ka ịgbanwee oriọna gị. Maka oge, ọ kpatara nchegbu zuru ebe niile na ụlọ ọrụ ahụ. backpfrontp ugbu a, ZigBee (Zigbee protocol) dabere na IEEE802.15.4 ọkọlọtọ, 1000W LED iju mmiri ọkụ dị ka obere ọnụ ala, obere ike, obere nso wireless netwọk nkwurịta okwu technology, ugbua ọtụtụ ebe na oriọna, dị ka a smart, Mkpọchi ọnụ ụzọ smart, sensọ ngagharị, ihe mmetụta okpomọkụ na akụrụngwa ịkparịta ụka n'igwe ndị ọzọ na-apụta, ma nwee nnukwu ikike. Ya mere, ndị na-eme nchọpụta kwuru na eziokwu ma, dị ka Black Hat ogbako, ga-eduga a nche nsogbu ọgụgụ isi ngwaahịa, Engineering LED mekwara nyocha nke ya. Nke a omume anyị achọpụtala na nwa okpu na General Assembly setịpụrụ na ZigBee technology vulnerabilities. na protocol larịị, LED ọwara ọkụ ikpe enweghị teknuzu ndabere na esịtidem netwọk ikike igodo na-esi ike mbuso agha. Shun Zhou technology ngwaahịa director Jiang Hongfei nnọchiteanya. backpfrontp Dị ka Jiang iwebata, Zigbee wireless protocol bụ otu n'ime ndị kasị ala technology maka ZigBee protocol, ọ ka apụtabeghị ọnụ zuru ụwa ọnụ ezumike precedent.Engineering LED bay ìhè asian, Zigbee nche ruru ya systematic imewe, nke na-eji AES izo ya ezo (Advanced). Sistemụ nzuzo), teknụzụ nzuzo nzuzo nke kaadị 12x siri ike, mana, Z-stack iji nye nkwado Zigbee zuru oke, nkwado ngwaike CC2530 128bit AES encryption algorithm na ngwugwu protocol iji zere nnyonye anya nke otu akụrụngwa, yana ngwaọrụ ndị ọzọ iji gbochie nchichi. . N'ụzọ doro anya, AES bụ ọhụrụ izo ya ezo algọridim enwere ike iji chebe data eletrọnịkị, nke na-eji iterative, symmetric key cryptographic ngwugwu, na (16 bytes) ngwugwu iji encrypt na decrypt data 128. Ọ na-eji a akaghị Ọdịdị na nke a okirikiri bụ ugboro ugboro mbugharị. (permutations) na nnọchi (ngbanwe) data ntinye, iji hụ na nchekwa nke usoro. Nnọchiteanya Jiang Hongfei. backpfrontp n'okpuru Engineering LED arena ìhè chịkọtakwara Zigbee atọ nche usoro, iji melite data nche: backpfrontp 1), esịtidem Ọdịdị nke nche; backpfrontp ZigBee protocol iji nweta netwọk echedoro, ngwaọrụ niile ga-emerịrị enyo A na-eme ọkọlọtọ nchekwa tupu, tọọ paswọọdụ ndabara, enwere ike ịhazi paswọọdụ ndabara na ngwaọrụ ọ bụla na netwọkụ ma ọ bụ hazie naanị onye nhazi, yana wee kesaa na ngwaọrụ niile ma ọ bụrụ na netwọk. Rịba ama na, n'ọdịnihu, a ga-ekesa paswọọdụ maka onye ọ bụla n'ime ha iji sonyere akụrụngwa netwọkụ. Yabụ, sonye na netwọkụ ahụ n'oge oge adịghị ike na-aghọ, mana ọ na-achọ imecha ya n'ime milliseconds iri. backpfrontp 2), njikwa ịnweta netwọkụ siri ike; Na netwọk echekwara, mgbe ngwaọrụ sonyere na netwọk ga-agwa ya na ebe ntụkwasị obi. Ebe kredit ekwela ka ọ nọrọ na ngwaọrụ netwọkụ ma ọ bụ ịnweta netwọkụ anabataghị ikike a ịhọrọ ngwaọrụ ahụ, ama ama ama ama ama ama ama ama ama ụlọ ntụkwasị obi nwere ike ikpebi ma ọ ga-ekwe ka ngwaọrụ banye na netwọkụ site n'ụzọ ezi uche ọ bụla, otu n'ime Trust Center bụ naanị. otu ngwaọrụ n'ime obere oge windo ịbanye na netwọkụ, nke onye ọrụ enweghị ike ịgafe usoro ikike; backpfrontp 3), nchekwa data ngwa; Trust center nwere ike imelite paswọọdụ netwọkụ dịka mkpebi nke ha siri dị. Ndị na-emepụta ngwa iji gbanwee okwuntughe netwọkụ amụma mmelite, enwere ike iji ụlọ ọrụ ntụkwasị obi nke ndabara kọwaa amụma ahụ kwekọrọ na mmejuputa ndị ọrụ mmepe, a ga-emelite atụmatụ n'oge oge niile dabere na okirikiri okwuntughe netwọkụ gị. backpbackpfrontp Ke adianade do, ọtụtụ n'ime anụ ụlọ emepụta Zigbee technology nkwekọrịta, dị ka millet, mgbatị ọkụ Lenovo, OU wdg, nke dabeere na gbanwetụrụ nkwekọrịta na ndabere nke mmekota nkwekọrịta, na-aghọ onwe ha proprietary protocol, ya mere na. Sistemụ Zigbee ndị ọzọ anaghị emekọrịta ihe. Jiang Hongfei kwuru, dabere na n'elu echiche, o kwere na hackers chọrọ inwe n'ime ihe isi ike usoro bụ nnọọ nnukwu. backpfrontp eziokwu, n'ihi na ukwuu ọkaibe ọkachamara hackers, na ikekwe nakwa mbuso agha nke smart home ngwaọrụ ekwe omume, ma n'ihi na nkezi ọrụ, ihe a na-apụghị ghọtara. Ọzọkwa, itinye mgbalị dị ukwuu, nke pụtara ịgha ụgha? Yabụ maka Black Hat gbawara ihe egwu nchekwa Zigbee, anyị zuru ike ntakịrị, nke ọma ngwaahịa ọkụ nwere ọgụgụ isi ga-aga! Azụ