{"id":100519,"date":"2021-06-15T16:22:49","date_gmt":"2021-06-15T14:22:50","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/google-otkryl-instrumentarij-dlya-polnogo-gomomorfnogo-shifrovaniya"},"modified":"2021-06-15T16:22:49","modified_gmt":"2021-06-15T14:22:50","slug":"google-otkryl-instrumentarij-dlya-polnogo-gomomorfnogo-shifrovaniya","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/google-otkryl-instrumentarij-dlya-polnogo-gomomorfnogo-shifrovaniya","title":{"rendered":"A Google megnyitotta a teljes homomorf titkos\u00edt\u00e1s eszk\u00f6z\u00e9t","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A Google k\u00f6zz\u00e9tett egy ny\u00edlt gy\u0171jtem\u00e9nyt k\u00f6nyvt\u00e1rakb\u00f3l \u00e9s eszk\u00f6z\u00f6kb\u0151l, amelyek teljes homomorf titkos\u00edt\u00e1si rendszer megval\u00f3s\u00edt\u00e1s\u00e1t c\u00e9lozz\u00e1k, lehet\u0151v\u00e9 t\u00e9ve az adatok titkos\u00edtott form\u00e1ban t\u00f6rt\u00e9n\u0151 feldolgoz\u00e1s\u00e1t, amelyek a sz\u00e1m\u00edt\u00e1sok b\u00e1rmely szakasz\u00e1ban nem jelennek meg ny\u00edlt form\u00e1ban. Az eszk\u00f6zk\u00e9szlet lehet\u0151v\u00e9 teszi olyan programok l\u00e9trehoz\u00e1s\u00e1t, amelyek k\u00e9pesek titkos\u00edtott adatokkal dolgozni an\u00e9lk\u00fcl, hogy azokat dek\u00f3dolni kellene, ide\u00e9rtve a matematikai \u00e9s egyszer\u0171 sztring m\u0171veletek elv\u00e9gz\u00e9s\u00e9t is a titkos\u00edtott adatokon. A projekt k\u00f3dja C++ nyelven \u00edr\u00f3dott, \u00e9s Apache 2.0 licenc alatt terjesztik. <\/p>\n

A v\u00e9gs\u0151 titkos\u00edt\u00e1st\u00f3l elt\u00e9r\u0151en a homomorf titkos\u00edt\u00e1s nemcsak az adat\u00e1tvitel v\u00e9delm\u00e9t biztos\u00edtja, hanem lehet\u0151v\u00e9 teszi az adatok feldolgoz\u00e1s\u00e1t azok dek\u00f3dol\u00e1sa n\u00e9lk\u00fcl. A teljes homomorfizmus alatt \u00e9rtj\u00fck a titkos\u00edtott adatok \u00f6sszead\u00e1s\u00e1nak \u00e9s szorz\u00e1s\u00e1nak lehet\u0151s\u00e9g\u00e9t, amely alapj\u00e1n b\u00e1rmilyen tetsz\u0151leges sz\u00e1m\u00edt\u00e1st meg lehet val\u00f3s\u00edtani. Az eredm\u00e9ny titkos\u00edtott form\u00e1ban ker\u00fcl kiad\u00e1sra, amely anal\u00f3g lenne az eredeti adatokra v\u00e9gzett hasonl\u00f3 m\u0171veletek eredm\u00e9ny\u00e9nek titkos\u00edt\u00e1s\u00e1val. <\/p>\n

A homomorf titkos\u00edt\u00e1s sor\u00e1n az adatokkal val\u00f3 munka l\u00e9nyeg\u00e9ben annyib\u00f3l \u00e1ll, hogy a felhaszn\u00e1l\u00f3 titkos\u00edtja az adatokat, \u00e9s a kulcsok nyilv\u00e1noss\u00e1gra hozatala n\u00e9lk\u00fcl k\u00fcldi \u0151ket feldolgoz\u00e1sra egy k\u00fcls\u0151 szolg\u00e1ltat\u00e1snak. Ez a szolg\u00e1ltat\u00e1s elv\u00e9gzi a megadott sz\u00e1m\u00edt\u00e1sokat, \u00e9s titkos\u00edtott eredm\u00e9nyt gener\u00e1l, an\u00e9lk\u00fcl hogy k\u00e9pes lenne meghat\u00e1rozni, hogy pontosan milyen adatokkal dolgozik. A felhaszn\u00e1l\u00f3 a saj\u00e1t kulcsai seg\u00edts\u00e9g\u00e9vel dek\u00f3dolja a kiadott adatokat \u00e9s a ny\u00edlt form\u00e1ban kapja meg az eredm\u00e9nyt.

\"A<\/center> <\/p>\n

A homomorf titkos\u00edt\u00e1s alkalmaz\u00e1si ter\u00fcletei k\u00f6z\u00e9 tartozik a felh\u0151szolg\u00e1ltat\u00e1sok l\u00e9trehoz\u00e1sa a bizalmas sz\u00e1m\u00edt\u00e1sokhoz, elektronikus szavaz\u00e1si rendszerek megval\u00f3s\u00edt\u00e1sa, anonimiz\u00e1lt \u00fatvonal-ir\u00e1ny\u00edt\u00f3 protokollok k\u00e9sz\u00edt\u00e9se, titkos\u00edtott adatokkal t\u00f6rt\u00e9n\u0151 lek\u00e9rdez\u00e9s feldolgoz\u00e1sa adatb\u00e1zis-kezel\u0151 rendszerekben, valamint a g\u00e9pi tanul\u00e1si rendszerek bizalmas k\u00e9pz\u00e9se. <\/p>\n

P\u00e9ld\u00e1ul a homomorf titkos\u00edt\u00e1s hasznos lehet orvosi alkalmaz\u00e1sokban, amelyek titkos\u00edtott form\u00e1ban tudj\u00e1k megszerezni a betegek bizalmas inform\u00e1ci\u00f3it, \u00e9s lehet\u0151v\u00e9 teszik az orvosi szakemberek sz\u00e1m\u00e1ra, hogy dek\u00f3dol\u00e1s n\u00e9lk\u00fcl v\u00e9gezzenek elemz\u00e9seket \u00e9s azonos\u00edts\u00e1k az elt\u00e9r\u00e9seket. A homomorf titkos\u00edt\u00e1s seg\u00edthet olyan kutat\u00e1sokban is, amelyek a betegs\u00e9gek \u00e9s bizonyos genetikai mut\u00e1ci\u00f3k k\u00f6z\u00f6tti kapcsolatokat vizsg\u00e1lj\u00e1k, ahol ezer genetikai mint\u00e1t kell elemezni. <\/p>\n

A k\u00f6zz\u00e9tett eszk\u00f6zk\u00e9szlet egyik jellemz\u0151je, hogy lehet\u0151v\u00e9 teszi titkos\u00edtott adatok feldolgoz\u00e1s\u00e1ra alkalmas programok l\u00e9trehoz\u00e1s\u00e1t a C++ programoz\u00e1si nyelven alkalmazott standard fejleszt\u00e9si technik\u00e1k seg\u00edts\u00e9g\u00e9vel. A rendelkez\u00e9sre \u00e1ll\u00f3 transzpiler seg\u00edts\u00e9g\u00e9vel a C++ program egy speci\u00e1lis FHE-C++ dialektuss\u00e1 alakul, amely k\u00e9pes titkos\u00edtott adatokkal dolgozni.

\"A<\/center>
\n
Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 \u043d\u0430\u0431\u043e\u0440 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a \u0438 \u0443\u0442\u0438\u043b\u0438\u0442 \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043f\u043e\u043b\u043d\u043e\u0433\u043e \u0433\u043e\u043c\u043e\u043c\u043e\u0440\u0444\u043d\u043e\u0433\u043e \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0439 \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435 \u0432 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c \u0432\u0438\u0434\u0435, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043d\u0435 \u0444\u0438\u0433\u0443\u0440\u0438\u0440\u0443\u044e\u0442 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