Peb Puas Xav Tau Nws? Puas Tsim Nyog Nws? Puas Yog Peb Xav Tau?
Thaum lub quarter thib ntawm 2016, WhatsApp dov tawm nws qhov kawg-rau-kawg encryption mechanism rau tag nrho cov neeg siv ntawm nws txoj kev sib txuas lus app. Qhov no txhais tau hais tias ib txhiab lub neeg tau tam sim no sib txuas lus nyob rau hauv thiaj li hu tag nrho tus kheej xws li hais tias tsis txawm tsoom fwv thiab tsis txawm WhatsApp lawv tus kheej yuav cuam tshuam cov lus thiab lub suab hu. Uas tuaj nyob rau hauv ib qho ntsiab lus thiab nyob rau lub sij hawm uas whistleblowers thiab plaub ntug ua rau ib txhia neeg yuav tsum txhawj xeeb txog seb kev sib txuas lus hauv Internet yog tseem ntiag tug thiab ruaj ntseg. Tab sis yog WhatsApp's encryption tiag tiag nws?
Muaj nqis dab tsi? Nws tsis muaj nqi dab tsi rau cov neeg siv cov tub luam; nws hloov tsis muaj dab tsi hauv kev ua hauj lwm ntawm lub - nws cia li ua rau koj cov lus kom ruaj ntseg thiab muaj kev nyab xeeb. Ua tau, yog ib qho nqi rau nws. Technically, muaj nqi me ntsis hauv cov ntaub ntawv noj raws li encryption yuav tsum tau ib co overhead. Tab sis cov nqi no yog qhov me me. Lwm cov nqi yuav ntseeg hais tias txhua yam yog tam sim no heev ruaj khov thiab tsis muaj dab tsi yuav puas mus tsis ncaj ncees lawm. Nws puas ruaj ntseg heev? Thaum peb xav tias nws yog, muaj tej yam kev xav uas ua rau peb tsis ntseeg.
Encryption Tsis Ua Haujlwm Txhua Lub Sijhawm
Koj cov lus thiab lub suab hu yog feem ntau encrypted los vim nrog WhatsApp. Txawm li cas los, nws tsis ua haujlwm rau txhua tus neeg. Piv txwv li, yog tias koj sib txuas lus nrog ib tug neeg tsis muaj qhov tseeb version ntawm lub, tsis muaj encryption li qhov tseeb version txhawb nws. Ntxiv mus, yog tias koj sib txuas lus hauv ib pab pawg thiab ib tus tswvcuab tsis hloov tshiab, tag nrho cov pab pawg tsis nkag siab.
Tam sim no, txawm tias thaum ob tog muaj tshiab apps thiab siv cov encryption mechanism, nws yuav yog tias tseem tsis muaj encryption. Qhov ntawd yog yam uas koj tau xyuas thaum koj tau txais cov lus uas hais tias cov lus koj xa tuaj muaj kev ruaj khov nrog qhov kawg-rau-kawg encryption, vim li cas koj coj mus rau cov lus qhia ntxiv. Tapping ua rau koj xyuas los ntawm ib qhov tseem ceeb uas yog sawv cev los ntawm QR code thiab ib pawg zauv. Yog tias cov lej zoo tib yam li cov neeg ntawm koj tus neeg sawv cev, koj ruaj khov kho. Xwb, koj tuaj yeem luam theej koj lub xov tooj ntawm koj lub xov tooj ntawm nws lub xov tooj kom nws pom lub zuam loj heev hais tias koj muaj kev nyab xeeb. Qhov kev soj ntsuam no pom zoo tias qee qhov leb yuav tsis ua haujlwm. Dhau li ntawd, muaj cov lus ceeb toom ntawm cov cim tsis muaj corroborating, lub ntsiab lus tsis encrypted. Vim tias peb yuav tsis tau khij txhua lo lus peb xa, ua li cas paub tseeb tias peb puas muaj peev xwm hais tias txhua qhov xov xwm tsuas yog encrypted?
Metadata Tsis Encrypted
Koj cov lus thiab lub suab hu yog encrypted tab sis tsis tus metadata uas nrog nws. Tsuas qhia, metadata yog cov ntaub ntawv txhawb nqa uas ua ke nrog cov ntaub ntawv tiag tiag los pab kev xa. Thaum koj xa ib tsab ntawv los ntawm tsab ntawv, daim ntawv nyob rau hauv lub hnab ntawv yog koj cov ntaub ntawv. Qhov chaw nyob ntawm lub hnab ntawv, lub thwj, thiab lwm cov ntaub ntawv uas pab xa thiab xa cov tub ceev xwm yog cov qauv.
Los ntawm cov xov xwm tsis muaj teeb meem, cov tuam txhab, cov neeg yuam kev thiab txhua tus neeg uas xav tsim cov qauv ntawm koj kev sib txuas lus yuav ua tau li ntawd. Lawv tuaj yeem sau cov ntaub ntawv los ntawm cov kev sib tham sib tham, cov ntaub ntawv zoo li leej twg nrog leej twg, thaum twg thiab ntev npaum li cas. Qhov no hais tias ntau yam ntawm cov khoom thiab yuav ua tiav rau hauv lub ntsiab lus hauv intel.
Transparency thiab Kev Ntseeg
WhatsApp siv cov Kev Ceeb Toom, uas cov neeg paub, tab sis ib feem ntawm qhov kev kaw lus raug kaw. Muaj twv yuav raug hu ua ib feem ntawm kev ua haujlwm uas nyob twj ywm opaque. Qhov ntawd yuav yog av rau kev nkag mus rau sab nraud. Npaum li cas koj puas ntseeg Facebook, lub tuam txhab qab WhatsApp?
Yog li cas?
Rau ntau li ntawm cov neeg siv billions, encryption los tsis, yam nyob li qub. Lawv tsis muaj dab tsi los nkaum thiab tsis saib xyuas yog tias lawv cov lus tau txais kev cuam tshuam. Dhau li ntawd, tib neeg yeej paub hais tias los ntawm kev tsim ib qho tseem ceeb ntawm tes hauj lwm zoo li Facebook thiab WhatsApp, lawv cov tawm tsam lawv tus kheej rau lub ntiaj teb, thiab feem ntau zoo rau qhov ntawd. Kev qhia txog qhov kawg-rau-kawg encryption yuav tsum tsis ua lawv tus kheej paranoids. Xws li rau cov neeg uas saib xyuas txog kev ceev ntiag tug thiab kev ruaj ntseg, thaum lawv yuav tsum paub me ntsis ntxiv, lawv muaj cov lus nug no xav txog.