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kukis na Chrome

Kwanan nan Masu haɓaka Google sun sanar da aniyarsu a cikin shekaru biyu masu zuwa don dakatar da goyan bayan Chrome ga kukis na ɓangare na uku kafa yayin samun dama ga shafuka banda yankin shafin na yanzu kamar yadda ake amfani da waɗannan kukis ɗin don bin diddigin motsin mai amfani tsakanin shafuka a cikin lambar hanyoyin sadarwar talla, widget din kafofin watsa labarun da tsarin nazarin yanar gizo.

Wannan shi ne wani motsi wanda shima ke tafiya kafada da kafada, tare da kiran da masu haɓaka Chromium suka yi a cikin tattaunawar su, tunda suna da yi niyyar cire taken Mai amfani da Wakil kazalika da hana samun damar zuwa mai binciken.userAgent dukiya a cikin JavaScript.

Duk wannan saboda tsarin sirri na Sandbox da nufin cimma matsaya tsakanin buƙatar adana sirrin mai amfani da sha'awar hanyoyin sadarwar talla da shafuka don bin abubuwan da maziyarta ke so.

A ƙarshen wannan shekarar, a yanayin gwaji asali, ana sa ran ƙarin APIs a cikin mai bincike don auna juyawa da keɓancewa na talla ba tare da amfani da kukis na ɓangare na uku ba.

Don tantance nau'in sha'awas na masu amfani ba tare da yin shaidar mutum ba kuma ba tare da yin la'akari da tarihin ziyara zuwa takamaiman shafuka ba, Ana gayyatar cibiyoyin sadarwar talla don amfani da Floc APIkazalika da kimanta ayyukan mai amfani bayan sauya sheka zuwa talla, ma'aunin juyawar API da raba masu amfani ba tare da amfani da masu ganowa tsakanin shafuka tare da Token API Trust ba.

Muna aiki tuƙuru a duk faɗin yanayin ƙasa don ba masu bincike, masu wallafawa, masu haɓakawa, da masu tallace-tallace damar yin gwaji tare da waɗannan sababbin hanyoyin, gwada ko suna aiki da kyau a cikin yanayi daban-daban, da haɓaka aiwatar da tallafi, gami da ƙirar talla da aunawa, ƙin hana Rigakafin Sabis. (DoS), antispam / zamba da ingantaccen tsarin tarayya.

Ci gaban ƙayyadaddun bayanai masu alaƙa da nunin tallan da aka yi niyya ba tare da keta sirrin sirri ba ana aiwatar da shi ta ƙungiyar aiki na daban da ƙungiyar W3C ta ƙirƙira.

A halin yanzu, a cikin yanayin kariya daga watsa kukis yayin hare-haren CSRF, ana amfani da sifar SameSite wanda aka ayyana a cikin taken Set-Cookie, wanda, kamar na Chrome 76, an saita shi zuwa "SameSite = Lax" ta tsohuwa, taƙaita aika kukis daga rukunin yanar gizo na ɓangare na uku, amma rukunin yanar gizo na iya cire ƙuntatawa ta hanyar saita SameSite a bayyane = Babu lokacin da saitin kuki.

Yanayin SameSite na iya ɗaukar ƙimomi biyu na 'mai tsauri' ko 'lax'.

  • A cikin "tsattsauran ra'ayi", ba a aika kukis don kowane irin buƙataccen giciye.
  • Duk da yake a cikin yanayin 'lax', ana amfani da ƙuntatawa masu sauƙi kuma ana katange watsa kukis kawai don buƙatun sakandare tsakanin shafuka, kamar neman hoto ko zazzage abun ciki ta hanyar hoto.

A na gaba version of Chrome 80 (wanda aka shirya don Fabrairu 4) za a yi amfani da ƙuntatawa Mafi tsananin wannan ya hana sarrafa cookies na ɓangare na uku don buƙatun banda HTTPS (tare da sifar SameSite = Babu, kukis kawai za'a iya saita su cikin yanayin aminci).

Har ila yau, aiki yana ci gaba akan aiwatar da kayan aiki don ganowa da kariya daga amfani da hanyar ganowa ta ɓoye da hanyoyin wucewa ta bin hanyar ("yatsun binciken mai bincike").

A cikin Firefox daga fasali na 69, ta hanyar tsoffin kukis duk tsarin tsarin bin diddigin mutane yana watsi da su.

Google ya ɗauki wannan toshewar a matsayin mai adalci, amma yana buƙatar shirye-shiryen farko na tsarin halittu na yanar gizo da kuma samar da wasu APIs don warware ayyukan da aka yi amfani da su a wasu lokutan kukis, ba tare da keta sirrin ba kuma ba tare da lalata tsarin kuɗi na rukunin yanar gizon da aka ba da kuɗin ta hanyar nuni ba. na tallace-tallace.

Dangane da toshe kukis ba tare da samar da wani madadin ba ba, cibiyoyin sadarwar ba su daina bibiyar su, amma kawai an sauya ta ne ta hanyar amfani da ingantattun hanyoyin da suka danganci boyayyar bayanan mai amfani (zanan yatsan hannu) ko kirkirar wasu yankuna daban-daban na mai bin sawun shafin da tallan yake. ya nuna.

Source: https://blog.chromium.org


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