A matsayin madadin tsarin sadarwa yayin bala'i,LTE cibiyoyin sadarwa masu zaman kansurungumi manufofin tsaro daban-daban a matakai da yawa don hana masu amfani da doka shiga ko satar bayanai, da kuma kare tsaron siginar mai amfani da bayanan kasuwanci.
Layer na Jiki
●Ɗauki igiyoyin mitar mitar da aka keɓe don keɓe damar kayan aiki ta jiki tare da bandeji mara lasisi.
●Masu amfani suna amfaniIWAVE dabara lt mafitawayoyin hannu da katunan UIM don hana shiga na'urar ta haramtacciyar hanya.
Layer Network
●Ana amfani da Algorithm na Milenage da sigogin tantancewa-tuple guda biyar don cimma amincin tafarki biyu tsakanin UE da cibiyar sadarwa.
Lokacin da tasha ta shiga hanyar sadarwar, hanyar sadarwar za ta tantance tashar don hana masu amfani da doka shiga.A lokaci guda, tashar za ta kuma tabbatar da hanyar sadarwar don hana shiga hanyar sadarwar phishing.
Hoto na 1: Algorithm Mai Maɓalli
Hoto 2: Dogaro da sigogin tantancewa
●Saƙonnin sigina na keɓan iska yana goyan bayan kariyar mutunci da ɓoyewa, kuma bayanan mai amfani kuma yana goyan bayan ɓoyewa.Ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan algorithm yana amfani da maɓalli mai tsayi 128-bit kuma yana da babban ƙarfin tsaro.Hoton da ke ƙasa na 3 yana nuna tsarin tsara tsarin sigogi masu alaƙa, wanda HSS da MME duka nau'ikan ayyuka ne na cikin gida na hanyar sadarwa ta ltte.
Hoto 3: Tsarin ƙirƙira na sigogin tantancewar cibiyar sadarwa mai zaman kansa
Hoto 4: Tsarin ƙira na sigogin tabbatarwa ta ƙarshe
●Lokacin da4g LTE Wireless Data Terminalyawo, sauyawa ko sake shiga tsakanin eNodeBs, zai iya amfani da tsarin sake tabbatarwa don sake tantancewa da sabunta maɓallai don tabbatar da tsaro yayin shiga wayar hannu.
Hoto na 5: Maɓalli lokacin sauyawa
Hoto 6: Tabbacin lokaci-lokaci na tashoshi ta eNB
●Tsarin siginar tabbatarwa
Ana buƙatar tabbaci lokacin da UE ta fara kira, aka kira, da yin rijista.Hakanan ana iya yin ɓoyayyen ɓoye/mutunci bayan an gama tantancewa.UE tana ƙididdige RES ( sigogin amsawa na tantancewa a cikin katin SIM), CK (maɓallin ɓoyewa) da IK (maɓallin kariyar mutunci) dangane da RAND da cibiyar sadarwar LTE mai zaman kanta ta aiko, kuma ta rubuta sabon CK da IK a cikin katin SIM ɗin.kuma aika RES zuwa cibiyar sadarwar LTE masu zaman kansu.Idan cibiyar sadarwar LTE mai zaman kanta ta ɗauki cewa RES daidai ne, aikin tantancewa ya ƙare.Bayan nasarar tantancewa, cibiyar sadarwar LTE masu zaman kansu ta yanke shawarar ko za a aiwatar da tsarin sarrafa tsaro.Idan eh, cibiyar sadarwar LTE mai zaman kanta ce ta jawo ta, kuma ana aiwatar da kariyar ɓoyewa/mutunci ta eNodeB.
Hoto 7: Tsarin siginar tabbatarwa
Hoto 8: Tsarin sigina mai aminci
Aikace-aikace Layer
●Lokacin da masu amfani suka shiga, ana aiwatar da ingantaccen tsaro a layin aikace-aikacen don hana isa ga mai amfani ba bisa ka'ida ba.
●Bayanan mai amfani na iya amfani da tsarin IPSEC don tabbatar da tsaron bayanan mai amfani.
●Lokacin da aka gano matsala yayin aikace-aikacen, mai amfani da matsalar za a iya tilasta shi zuwa layi ta hanyar tsara ayyuka kamar cire haɗin gwiwar tilastawa da kisa daga nesa.
Tsaron Sadarwa
●Tsarin kasuwancin cibiyar sadarwar masu zaman kansu na iya haɗawa zuwa cibiyar sadarwar waje ta kayan aikin wuta don tabbatar da cewa cibiyar sadarwa mai zaman kanta ta kare daga hare-haren waje.A lokaci guda kuma, an karewa tsarin yanar gizo na cikin gida da kuma ɓoye don hana bayyanar cibiyar sadarwa da kiyaye tsaro na cibiyar sadarwa.
Lokacin aikawa: Afrilu-25-2024
