{"id":101817,"date":"2021-10-27T16:23:35","date_gmt":"2021-10-27T14:23:37","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kompaniya-intel-razvivaet-protokol-httpa-dopolnyayushhij-https"},"modified":"2021-10-27T16:23:35","modified_gmt":"2021-10-27T14:23:37","slug":"kompaniya-intel-razvivaet-protokol-httpa-dopolnyayushhij-https","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/kompaniya-intel-razvivaet-protokol-httpa-dopolnyayushhij-https","title":{"rendered":"Intel arendab HTTPA protokolli, mis t\u00e4iendavad HTTPS-i","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Intel'i insenerid pakuvad v\u00e4lja uue protokolli HTTPA (HTTPS Attestable), mis laiendab HTTPS-i t\u00e4iendavate garantiiidega teostatavate arvutuste turvalisuse osas. HTTPA v\u00f5imaldab tagada kasutaja p\u00e4ringu t\u00f6\u00f6tlemise terviklikkuse serveris ning veenduda, et veebiteenus, mis t\u00f6\u00f6tab TEE-keskkonnas (Trusted Execution Environment), ei ole h\u00e4kitud v\u00f5i administraatori tegevuse tulemusel muudetud.         <\/p>\n<p>HTTPS kaitseb edastatavaid andmeid v\u00f5rgu kaudu edastamise ajal, kuid ei suuda v\u00e4listada nende terviklikkuse rikkumist, mis tuleneb serveri r\u00fcnnakutest. Isolatsioonianklaavid, mille loomiseks kasutatakse selliseid tehnoloogiaid nagu Intel SGX (Software Guard Extension), ARM TrustZone ja AMD PSP (Platform Security Processor), v\u00f5imaldavad kaitsta olulisi arvutusi ning v\u00e4hendada riske konfidentsiaalsete andmete lekke v\u00f5i muutmise osas l\u00f5pp-punktil.     <\/p>\n<p>HTTPA tagab edastatud teabe usaldusv\u00e4\u00e4rsuse, kasutades Intel SGX'i pakutavaid atesteerimisvahendeid, mis kinnitavad arvutuste teostamise anklaava ehtsust. Sisuliselt laiendab HTTPA HTTPS-i v\u00f5imalust kauget aluste atesteerimist, v\u00f5imaldades kontrollida, et see toimub ehtsas Intel SGX keskkonnas ning et veebiteenusele v\u00f5ib usaldada. Protokolli arendatakse algselt kui universaalselt rakendatavat, mis saab olema teostatav ka teiste TEE-s\u00fcsteemide jaoks.       <center><img decoding=\"async\" alt=\"Intel arendab HTTPA protokolli, mis t\u00e4iendavad HTTPS-i\" src=\"\/wp-content\/uploads\/2021\/10\/c53a2701095cfb8166a4b25d4f97c772.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>      <\/p>\n<p>Lisaks tavalisele HTTPS-\u00fchenduse loomise protsessile n\u00f5uab HTTPA t\u00e4iendavalt usaldusv\u00e4\u00e4rse sessiooniv\u00f5tme kokkuleppimist. Protokoll tutvustab uut HTTP meetodit &laquo;ATTEST&raquo;, mis v\u00f5imaldab t\u00f6\u00f6delda kolme t\u00fc\u00fcpi p\u00e4ringuid ja vastuseid:   <\/p>\n<ul>\n<li class=\"l\"> &laquo;preflight&raquo; kauge osapoole ankraalide kinnitamise toetuse kontrollimiseks;\n<li class=\"l\"> &laquo;attest&raquo; kinnitamise parameetrite kokkuleppimiseks (kr\u00fcptograafilise algoritmi valik, unikaalsete seansile iseloomulike juhuslike j\u00e4rjestuste vahetus, seansi identifikaatori genereerimine ja avatud v\u00f5tme edastamine kliendile);\n<li class=\"l\"> &laquo;trusted session&raquo; \u2014 usaldusv\u00e4\u00e4rse teabe vahetamiseks vajaliku sessiooniv\u00f5tme loomine. Sessiooniv\u00f5ti luuakse eelmisega kokkulepitud eel-saladuse (pre-session secret) alusel, mille kliendile edastatakse. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/et\/server\/dts-los-angeles\/\"   title=\"serverilt\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3761\">serverilt<\/a> TEE avaliku v\u00f5tme ja iga poole genereeritud juhuslike j\u00e4rjestuste.  <\/ul>\n<p>    <center><img decoding=\"async\" alt=\"Intel arendab HTTPA protokolli, mis t\u00e4iendavad HTTPS-i\" src=\"\/wp-content\/uploads\/2021\/10\/ea155f297e7858015a5589e5989afe38.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>      <\/p>\n<p>HTTPA eeldab, et klient on usaldusv\u00e4\u00e4rne, samas kui server ei ole usaldusv\u00e4\u00e4rne, st klient v\u00f5ib kasutada seda protokolli arvutuste kontrollimiseks TEE keskkonnas. Samas ei taga HTTPA, et t\u00f6\u00f6 k\u00e4igus teostatavad <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/et\/server\/\"   title=\"veebiserver\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"761\">veebiserver<\/a> muud arvutused, mis ei toimu TEE-s, ei olnud kompromiteeritud, mis n\u00f5uab eraldi l\u00e4henemist veebiteenuste arendamisel. Seega on HTTPA p\u00f5hiliselt suunatud kasutamiseks spetsialiseeritud teenustega, millele esitatakse k\u00f5rged n\u00f5udmised teabe terviklikkusele, nagu finants- ja tervishoius\u00fcsteemid.    <\/p>\n<p>Kui TEE-s teostatavad arvutused peavad olema kinnitatud nii serveri kui ka kliendi jaoks, on ette n\u00e4htud mHTTPA (Mutual HTTPA) protokolli variant, mis teostab kahepoolse verifitseerimise. See variant on keerulisem, kuna n\u00f5uab kahepoolset sessiooniv\u00f5tmete loomist serverile ja kliendile.<br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56050\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0418\u043d\u0436\u0435\u043d\u0435\u0440\u044b \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Intel \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0438\u043b\u0438 \u043d\u043e\u0432\u044b\u0439 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b HTTPA (HTTPS Attestable), \u0440\u0430\u0441\u0448\u0438\u0440\u044f\u044e\u0449\u0438\u0439 HTTPS \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c\u0438 \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u044f\u043c\u0438 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u0435\u0434\u0451\u043d\u043d\u044b\u0445 \u0432\u044b\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u0439. HTTPA \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0437\u0430\u043f\u0440\u043e\u0441\u0430 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435 \u0438 \u0443\u0431\u0435\u0434\u0438\u0442\u044c\u0441\u044f \u0432 \u0442\u043e\u043c, \u0447\u0442\u043e web-\u0441\u0435\u0440\u0432\u0438\u0441 \u0437\u0430\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u0435\u0442 \u0434\u043e\u0432\u0435\u0440\u0438\u044f \u0438 \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0438\u0439 \u0432 TEE-\u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0438 (Trusted Execution Environment) \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435 \u043a\u043e\u0434 \u043d\u0435 \u0431\u044b\u043b \u0438\u0437\u043c\u0435\u043d\u0451\u043d \u0432 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0435 \u0432\u0437\u043b\u043e\u043c\u0430 \u0438\u043b\u0438 \u0434\u0438\u0432\u0435\u0440\u0441\u0438\u0438 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430. HTTPS \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u0442 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":101818,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-101817","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0418\u043d\u0436\u0435\u043d\u0435\u0440\u044b \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Intel \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0438\u043b\u0438 \u043d\u043e\u0432\u044b\u0439 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b HTTPA (HTTPS Attestable), \u0440\u0430\u0441\u0448\u0438\u0440\u044f\u044e\u0449\u0438\u0439 HTTPS 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