Lachinayi masana, Ladar Levison, mwiniwake ndi wogwiritsa ntchito Lavabit, ntchito ya imelo yomwe imadzinyadira zachinsinsi komanso chitetezo, mwadzidzidzi. adatseka tsamba lake, kutumiza uthenga wachidule kwa ogwiritsa ntchito ake akale. "Ndakakamizika kupanga chisankho chovuta: kuti ndikhale nawo m'zolakwa za anthu a ku America kapena kuchoka zaka pafupifupi 10 zogwira ntchito mwakhama potseka Lavabit," analemba motero. "Nditafufuza kwambiri za moyo wanga, ndaganiza zoimitsa ntchito. Ndikulakalaka ndikanatha kugawana nanu mwalamulo zomwe zidandipangitsa kupanga chisankho. Sindingathe."
Levison atha kutsekedwa ndi lamulo, koma sizovuta kulingalira chifukwa chomwe tsamba lake lili ndi zovuta zamalamulo. Kumayambiriro kwa July, atolankhani ndi omenyera ufulu wa anthu adalandira imelo yochokera [imelo ndiotetezedwa], akuwaitanira kumsonkhano wa atolankhani pabwalo la ndege la Sheremetyevo ku Moscow. Pozindikira za NSA Chikhumbo chomveka chachitetezo cha leaker, sizosadabwitsa kuti Edward Snowden angagwiritse ntchito ntchito yomwe idapangidwa kuti isungitse mauthenga kuti asalowe m'manja. Koma podziwa chikhumbo cha boma la America kuti apite kutali kwambiri (monga kuyimitsa ndege ya Purezidenti waku Bolivia) kofunikira kuti amugwirenso, mwina adapatsidwa kuti Lavabit idzakhala chandamale pomwe Snowden adagwiritsa ntchito ntchitoyi poyera.
Pongoganiza kuti malingaliro omwe kale anali akatswiri ofufuza za zomangamanga adagwiritsidwa ntchito bwino, ngakhale Lavabit yogwirizana kwathunthu sakanatha kupatsa boma la US thandizo lalikulu. Imodzi mwamalo ogulitsa kwambiri patsambali motsutsana ndi maimelo otchuka monga Gmail ndikuthandizira kwake pakubisa makiyi a anthu onse.
Uwu ndi mtundu wa encryption womwe umagwiritsa ntchito "makiyi" a manambala awiri kuti alembe uthenga. Chimodzi, fungulo la anthu onse, limaperekedwa kwaulere. Aliyense amene akufuna kutumiza uthenga kwa Snowden angadziwe kiyi yake yapagulu, kubisa uthengawo, ndikutumiza mawu omwe asokonekera. Snowden ndiye amatha kugwiritsa ntchito kiyi yake yachinsinsi kuti alembe.
Mchitidwewu umadziwikanso kuti "asymmetric encryption", chifukwa chofunikira kwambiri momwemo: kiyi yapagulu singagwiritsidwe ntchito polemba mauthenga omwe adabisala. Ndi kiyi yachinsinsi yokha yomwe ingachite izi. Ndipo, ngakhale zatekinoloje ndizovuta kwambiri kulowa pano (ndi masamu amatsenga, okhudzana ndi ziwerengero zazikulu kwambiri), kutengera zonse zomwe timadziwa zokhudza ntchito zanzeru, ngakhale sangathyole kubisa kwamtunduwu. Ngati alibe makiyi, alibe deta.
Tsoka ilo, monga tikudziwira kutayikira kwa Verizon komwe kunayambitsa zonsezi, mutha kudziwa zambiri za anthu osayang'ana deta yawo yeniyeni. The metadata amasiya - deta ya deta yawo - ndi yofunika kwambiri. Pankhani ya Lavabit, izi zikuphatikizanso yemwe Snowden wakhala akulembera maimelo, ndipo liti. Kutengera kuchuluka kwa deta yomwe tsambalo limasunga, komanso momwe Snowden anali kusamala pozipeza (angakhale adachitapo kanthu monga kulowa patsambalo. kudzera mwa osadziwika ngati Tor, zomwe zingachepetse kuwonongeka), akhoza kukhala ndi tsatanetsatane monga pamene adayang'ana bokosi lake, ndi adilesi ya IP yomwe akuyang'ana kuchokera, ndi msakatuli yemwe akugwiritsa ntchito.
Levison akulonjeza kuti adzamenyera "malamulo" m'makhothi, koma zovuta zimamutsutsa. Makampani akuluakulu omwe ali ndi malamulo abwino kuposa Lavabit akakamizidwa kugonjera ku zida zachitetezo cha dziko. Pomaliza aliyense metadata malo akugwira ayenera kutha m'manja mwa boma. Sikovuta kuzindikira kusimidwa kwa mawu a Levison akalemba kuti "popanda kuchitapo kanthu kapena kutengera chitsanzo champhamvu chamilandu, ndingavomereze mwamphamvu kwa aliyense amene amakhulupirira zachinsinsi chake ku kampani yomwe ili ndi ubale ndi United States", komanso ndizosangalatsa. kukhulupirika. Kuchokera pachitetezo, cloud computing ku US yafa pamapazi ake.
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