gurtimpu-aadhaarita sharatulatho kuudina proxy rii-encryption

gurtimpu-aadhaarita sharatulatho kuudina proxy rii-encryption (ibcpri) anedi gurtimpu-aadhaarita public kii guudha lipi vyavasthalo proxy rii-encryption (prii) pathakam yokka rakam. ibickpre pathakam anedi rendu amsaalalo proxy rii-encryption yokka sahaja podigimpu. modati amsam proxy rii-encryption bhavananu gurtimpu-aadhaarita public kii guudha lipi shaastra amarikaku vistarinchadam. rendava amsam sharatulatho kuudina proxy rii-encryptionku maddatu ivvadaaniki proxy rii-encryption yokka feature setnu vistarinchadam. sharatulatho kuudina proxy rii-encryption dwara, oka proxy oka saanketikalipini tirigi gupteekarinchadaaniki oka ibickpre pathakaanni upayoginchavacchu, ayithe punah-encryption keetho kalisi saanketikalipi meeda vartimpajesina sharatu santrupti chendinatlayithe matrame saanketikalipi chakkaga roopondinchabadutundi. idhi chakkati-grained proxy rii-encryption anumatistundi mariyu encrypted cloude dayta nilvapai surakshitamgaa panchukovadam vanti anuvartanaalaku upayogapadutundi.
parichayam.
public-kii encryption pathakam anedi receiver yokka public kii unna evarainaa public keeni upayoginchi receiverku sandeshaalanu encrypt cheyadaaniki anumatistundi, tadwara receiverku matrame telisina sambandhita private kii matrame sandeshaalanu decrypt chesi tirigi pondagaladu. anduvalla, viniyogadaaru yokka public keeni, viniyogadaaruku sandeshaalanu gupteekarinchadaaniki prati okkaroo upayoginchadaaniki anumatinchadaaniki prachurinchavacchu, ayithe decryption prayojanam kosam viniyogadaaru yokka private keeni rahasyamgaa unchaali. public kii mariyu viniyogadaaru yokka sambandhita private kii rendoo saadhaaranamgaa viniyogadaaruche utpatti cheyabadataayi.
gurtimpu-aadhaarita guudha lipi shaastra amarika kinda, viniyogadaaru yokka public kii anedi bitla yokka ekapaksha string kaavacchu, ayithe string vyavasthalooni viniyogadaaruni pratyaekamgaa gurtinchagaladu. pratyaekamaina string, udaaharanaku, oka email chirunama, phone number mariyu staff idi (oka samsthalo antargatamgaa matrame upayoginchinatlayithe) kaavacchu. ayithe, sambandhita private kii ikapai viniyogadaaruche utpatti cheyabadadu. public kii nundi, idhi oka pratyaekamaina binary string, oka kii generation center (kgc) undhi, idhi viniyogadaaruku private keeni utpatti chestundi mariyu jaarii chestundi. kgc kii public kii undhi, idhi publicga telisinatlugaa bhaavinchabadutundi, mariyu encryption mariyu decryption, kgc yokka public keeki sambandhinchi, varusaga pratyaekamaina binary string nirvachinchina public kii mariyu sambandhita private kii kinda panichestundi.
proxy rii-encryption anedi oka saanketikalipini anumatistundi, idhi modata viniyogadaaru dwara matrame decrypt cheyabadutundi, dheenini proxy anie piluvabade public entity dwara maroka saanketikalipigaa maarchabadutundi, tadwara maroka viniyogadaaru kooda decrypt cheyavachu. iddaru viniyogadaarulu alis mariyu baab anie anukundam. alis kuu konni sandeshaalu unnaih aame vaatini thana public kii kinda encrypt cheyaalani, aapai encrypt chesina sandeshaalanu konni sarvarlaku uploaded cheyaalani bhaavistundi.
ippudu alis eee encrypted sandeshaalanu babto panchukoovaalanukunnappudu, alis eee encrypted sandeshaalanu tirigi encrypt cheyadaaniki sarvarnu anumatinchadaaniki proxy rii-encryption skeemnu upayoginchavacchu, tadwara baab eee rii-encrypted sandeshaalanu neerugaa thana sonta private keeni upayoginchi decrypt cheyavachu.
proxy rii-encryption schemelo alaa cheyadaaniki, alis thana private keeni mariyu baab yokka public keeni rii-encryption keeni roopondinchadaaniki upayogistundi. alis appudu rii-encryption keeni sarvarku pamputundi. eee rii-encryption keeni sweekarinchina tarvaata, sarvar anni encrypted sandeshaalanu kotta roopaaniki maarchadaaniki keeni upayogistundi. baab appudu thana private keeni upayoginchi sandeshaalanu download chesukovacchu, decrypt cheyavachu mariyu tirigi pondavacchu.
gurtimpu-aadhaarita sharatulatho kuudina proxy rii-encryption (ibcpri) vyavasthalo, viniyogadaarulu tama public keelanu viniyogadaarula pratyeka gurtimpulugaa sett chestaaru. gurtimpu-aadhaarita guudha lipi shaastra kramasuutraalanu upayoginchadam yokka pradhana prayojanaallo okati public kii sartifiketlanu tolaginchadam, idhi lakshya bhadrata anuvartanaala viniyogaanni penchadamlo sahaayapadutundi. ibcpreelo 'sharatulatho kuudina' anae padam oka adanapu lakshanaanni suuchistumdi, idhi prati encrypted sandesaaniki anubandhinchabadina 'tagg' nuu kaligi undataaniki anumatistundi. tagto paatu, prati rii-encryption keeki 'tagg' kooda jatacheyabadi untundi. encrypted sandesam yokka tagg rii-encryption kii yokka tagto saripolithe matrame encrypted sandesaanni tirigi encrypt cheyagalagela ibcpre roopondinchabadindi.
lakshanaalu.
ibcpri yokka mukhya lakshanaalalo okati emitante, dayta yajamani sandeshaalanu encrypt chesinappudu, encryption tama kosam cheyabadutundi mariyu vaaru matrame vaari rahasya keeni upayoginchi encrypt chesina sandeshaalanu decrypt cheyavachu. encrypted sandeshaalanu vaaru evaritho panchukoovaalanukuntunnaaroo mundugaane telusukovalasina avasaram ledhu. maroe maatalo cheppalante, vaaru sandeshaalanu encrypt chesi sarvarku uploaded chesina tarvaata vaaritho panchukoovadaaniki snehitulanu enchukovachhu.
ibkre yokka maroka lakshanam emitante idhi end-tuu-end encryptionku maddatu istundi. encrypted sandeshaalanu nilva chese sarvar rii-encryptionku mundu mariyu taruvaata sandeshaalanu decrypt cheyadu.
ibspre vann-tuu-menee encryptionku maddatu istundi. dayta yajamani vaari daetaanu panchukoovadaaniki bahula snehitulanu enchukovachhu. encrypted sandeshaalanu panchukoovadaaniki bahula snehitula kosam, yajamani kevalam vaari prati snehitudiki rii-encryption keeni roopondinchaali mariyu rii-encryption nirvahinchadaaniki anni rii-encryption keelanu sarvarku pampali. vaaru srushtinchaalsina rii-encryption keela sankhya vaaru encrypt chesina sandeshaalanu panchukoovaalanukunee snehitula sankhyapai aadharapadi untundi. idhi encrypted sandeshaala sankhyapai aadharapadi undadu. oka rii-encryption kii sarvar anni encrypted sandeshaalanu maarchadaaniki anumatistundi, encrypted sandeshaala tagg mariyu rii-encryption kii matchla tagnu andistundi.
ibispree yokka sharatulatho kuudina 'tagg' gupteekarinchina sandeshaalanu chakkaga pondadaaniki veelu kalpistundi. ververu encrypted sandeshaalapai ververu tagg viluvalanu sett cheyadam dwara, dayta yajamani vaaru tama nirdishta snehitulato panchukoovaalanukunee khachitamaina encrypted sandeshaalanu goppa vasyatatoe niyantrinchavacchu.
applications.
konni sandeshaalanu m1, m2, encrypt chese user alaisnu pariganinchandi..., 'private', mt + 1, mt + 2, anae tagto mt..., 'toshervit family', mm + 1, mm + 2, anae tagto mm..., 'tosherweet friend' anae tagto, aame pratyaekamaina gurtimpu kinda ibickpreni upayoginchadam, idhi alis yokka public keega pariganinchabadutundi. alis appudu sambandhita encrypted sandeshaalanu c1, c2, nuu uploaded chestundi..., ct, ct + 1,..., sem. mea, sem. mea + 1,..., oka sarvarku cn.
alis mii. mea. + 1, mii. mea. + 2, panchukobotunnappudu...iteevala thana snehituraalaina maroka user babto kalisi, alis 'tosherweet friend' anae anubandha tagto ibcpraini upayoginchi rii-encryption keeni utpatti chestundi. eee taram input alyse yokka private kii mariyu baab yokka gurtimpunu teesukovadam dwara jarugutundi. appudu alis sarvarku rii-encryption keeni pamputundi. rii-encryption keeni upayoginchadam dwara, sarvar ibcpre rii-encryption functionnu sem. mea. + 1, sem. mea. + 2, paie naduputundi...vaatini maroka roopamloki maarchadaaniki cn, dm + 1, dm + 2,..., dn tadwara baab thana private keeni upayoginchi neerugaa vaatini decrypt cheyavachu. eee parivartananu encrypted sandeshaalatho anubandhinchabadina tagga cheyavachu, avi 'tosherweetfriend', rii-encryption keetho anubandhinchabadina tagto saripolutundi.
sarvar c1, c2, nuu marchaledani gamaninchandi..., ct, ct + 1,...tirigi encryption keeni upayoginchi decrypt cheyadaaniki baab kosam maroka roopaaniki cm, endukante eee m encrypt chesina sandeshaala tagg, avi 'private' ledhaa 'toshervit family', rii-encryption kii tagto saripoladam ledhu. sarvar yea samayamloonainaa yea sandesaanni tirigi pondaledani kooda gamaninchandi.
atsifer limited utpattulalo surakshita cloude dayta bhagaswamyam mariyu sambandhita kii management parishkarala kosam ibispray upayoginchabadindi.
pathakaalu mariyu bhadrata.
decrypt rait delegation anie piluvabade proxy rii-encryptionku sambandhinchina bhavananu bhavananu mambo mariyu okaamoto pravesapettaaru. taruvaata taruvaata, blaze, bloomer mariyu strass proxy rii-encryption pathakam yokka algorithamla samitiki nirvachanam ivvadam dwara proxy rii-encryption bhavananu lanchanaprayamga roopondinchaaru. rachayitalu enchukunna-nepathya bhadrata (sii. pii. eah-bhadrata) saadhinchadaaniki oka pathakaanni kooda pratipaadinchaaru. taruvaata, vividha mundastu pathakaalu pratipaadinchabaddaayi.
pratipaadinchabaddaayi, green und attenese mariyu evon und dodis swatantramgaa gurtimpu-aadhaarita guudha lipi shaastra nepadhyamlo aneka proxy rii-encryption pathakaalanu pratipaadinchaaru. eee rakamaina pathakaanni saadhaaranamgaa gurtimpu-aadhaarita proxy rii-encryption (ibri) anie pilustaaru. pathakaalu ekadisagaa untaayi, antey, rii-encryption kii anedi oka paksham maroka paarteeki saifar-text lanu tirigi encrypt cheyadaaniki, conny dheeniki viruddhamgaa kaadu. rii-encryption yokka itara dhisha kosam kotta rii-encryption keeni utpatti cheyali. bhadrata paramgaa, pathakaala yokka bhadrata vislaeshanhalu yaadruchchika orakil namoonaalo cheyabaddaayi. okati sii. pii. eah-secure, multy-haap mariyu marokati-saifar text-attack-secure (sii. sii. eah-secure), single-haap. ayithe, eee pathakaalu kalayika nirodhakatanu kaligi undavu. dheeni ardham, oka paroksha pratinidhi sambandhita pratinidhitho kalisinatlayithe, pratinidhi yokka private kii raajeepadutundi. yaadruchchika oracles lekunda surakshitamaina sii. pii. eah-surakshita ibpre pathakaalanu taruvaata matsuo mariyu mizuno mariyu doi pratipaadinchaaru.
pratinidhi icchina rii-encryption keeni adhe sthithitho tagg chesinatlayithe matrame nirdishta sthithitho tagg cheyabadina saifar textnu proxy tirigi encrypt cheyagaladani nirdhaarinchadaaniki rakam-aadhaarita prii mariyu conditional prii (sii. pii. aarr. ii) roopondinchabaddaayi. liang mariyu itarulache rii-encryption mariyu identity-aadhaarita rii-encryption rendintiloonuu sharatulatho kuudina niyantrananu saadhinchadaaniki rendu gurtimpu-aadhaarita sii. pii. aarr. ii (ii. bii. sii. pii. aarr. ii) pathakaalu pratipaadinchabaddaayi., mariyu praamaanika namoonaalo sii. sii. eah bhadratanu saadhinchaaru, mariyu marokati shavo mariyu itarulache. mariyu yaadruchchika orakil namoonaalo cca bhadratanu saadhinchaaru.

