Wɔ hash tso ka me
Wɔ cryptographic hashes tso kawo me agbagbadzedzemanɔmee to algorithm vovovowo abe SHA256, ADLER32, kple bubuwo zazã me.
Ka si wotsɔ de eme:
Hash Dɔwɔnawo: Nyatakakawo ƒe Ðekawɔwɔ, Dedienɔnɔ, Kple Nya Ɣaɣla ƒe Kalẽtɔ Siwo Womedzi Ha O
Le kɔmpiutaŋutinunya kple nya ɣaɣlawo ŋɔŋlɔ ƒe xexeame la, hash-dɔwɔwɔ wɔa akpa vevi aɖe le nyatakakawo ƒe blibonyenye kple dedienɔnɔ dzi kpɔkpɔ me. Hash dɔwɔwɔ nye akɔntabubu ƒe mɔnu si xɔa nya aɖe si wotsɔ de eme (alo "gbedasi") eye wòwɔa ŋɔŋlɔdzesiwo ƒe ka si ƒe lolome woɖo ɖi, si woyɔna be hash value alo digest. Le nyati sia me la, míadzro hash dɔwɔwɔwo ƒe gɔmedzenufiafiawo, wo zazã, kple susu siwo ta wole vevie ŋutɔ le nyatakaka veviwo takpɔkpɔ me.
Wotrɔ asi le hash dɔwɔwɔwo ŋu be woawɔ dɔ kabakaba eye woawɔ dɔ nyuie, awɔ dɔ tso nyatakaka siwo lolo ɖesiaɖe ŋu wòazu ka si ƒe didime woɖo ɖi. Wozãa akɔntabubu ƒe dɔwɔwɔ sesẽwo tsɔ trɔa nyatakaka siwo wotsɔ de eme la wozua nusi woɖena tsoa eme tɔxɛ aɖe, eye nɔnɔme vevitɔe nye be tɔtrɔ sue aɖe gɔ̃ hã le nusiwo wotsɔ de eme me na hash ƒe asixɔxɔ si to vovo kura. Nɔnɔme sia si woyɔna be avalanche effect na hash dɔwɔwɔwo xɔ asi ŋutɔ le nyatakakawo ƒe blibonyenye kple tɔtrɔ ɖesiaɖe si ŋu womeɖe mɔ ɖo o didi me.
Hash dɔwɔwɔwo ƒe dɔwɔwɔ vevitɔwo dometɔ ɖekae nye nyatakakawo ƒe blibonyenye me toto. To akɔntabubu le hash value si le faɛl alo gbedasi aɖe ŋu me la, woate ŋu awɔ asibidɛ tɔxɛ aɖe si tsi tre ɖi na emenyawo. Tɔtrɔ ɖesiaɖe si woawɔ emegbe, aleke kee wòɖale sue o, ahe hash ƒe asixɔxɔ bubu vɛ. Esia wɔnɛ be ezãlawo te ŋu tsɔa akɔntabubu ƒe hash la sɔna kple asixɔxɔ gbãtɔa be woakpɔ egbɔ be wometrɔ asi le nyatakakaawo ŋu o, si naa mɔnu sesẽ aɖe si dzi woato ade dzesi nyatakakawo ƒe gbegblẽ alo tɔtrɔ vɔ̃ɖiwo.
Wozãa hash dɔwɔwɔwo geɖe le nyagbe ɣaɣlawo dzraɖoƒe kple kpeɖodzinana ƒe ɖoɖowo me. Le esi teƒe be woadzra nyagbewo ɖo tẽ la, zi geɖe la, ɖoɖowo dzraa nyagbewo ƒe hash asixɔxɔwo ɖo. Ne zãla aɖe ŋlɔ eƒe nyagbe ɣaɣla la, ɖoɖoa bua hash value si le nyatakaka si wotsɔ de eme la ŋu eye wòtsɔnɛ sɔna kple hash value si wodzra ɖo. Mɔnu sia naa dedienɔnɔ geɖe wu, elabena ne amedzidzela aɖe kpɔ mɔ akpɔ nyatakaka siwo wodzra ɖo gɔ̃ hã la, woawo ŋutɔwo mate ŋu akpɔ nyagbeawo tẽ o.
Hash dɔwɔwɔwo nye nu vevi aɖe le dijitaal asidede agbalẽ te kple gbedasiwo ƒe kpeɖodzinyawo (MACs) me. Digitál asidede agbalẽ te zãa dutoƒo-safui ƒe nya ɣaɣlawo tsɔ ɖoa kpe gbedasi aɖe ƒe nyateƒenyenye dzi, gake MAC-wo ya kpɔa egbɔ be nyatakakawo ƒe blibonyenye kple nyateƒetoto. Le go evea siaa me la, wozãa hash functions tsɔ wɔa gbedasi alo nyatakaka la ƒe digest, si emegbe wotsɔa nya ɣaɣlawo dea nyatakakadzraɖoƒea alo tsɔa safui ɣaɣla aɖe ƒoa ƒui. Esia wɔnɛ be amesiwo xɔa nyatakakaawo te ŋu kpɔa afisi nyatakaka siwo woxɔ la dzɔ tso kple woƒe blibonyenye dzi.
Hash function algorithms gbogbo aɖewo li, eye wo dometɔ ɖesiaɖe kple eƒe ŋusẽ kple gbɔdzɔgbɔdzɔwo. Kpɔɖeŋu aɖewoe nye MD5, SHA-1, SHA-256, kple bubuwo. Gake ŋgɔyiyi siwo wowɔ le akɔntabubu ƒe ŋusẽ me na be akɔntabubumɔnu siawo dometɔ aɖewo megale dedie o, elabena woke ɖe alesi woate ŋu adze afɔku bɔbɔe ŋu. Eyata ele vevie ŋutɔ be woazã hash dɔwɔwɔ siwo wobu be wole dedie le egbegbe dzidzenuwo nu, abe SHA-2 alo SHA-3 ƒomea ƒe akɔntabubuwo ene, siwo ŋu dɔa ŋuti nunyalawo to ŋku ɖo vevie hedzro wo me.
Hash dɔwɔwɔwo nye egbegbe nya ɣaɣlawo ŋɔŋlɔ ƒe dzogoedzikpe eye wowɔa akpa vevi aɖe le nyatakakawo ƒe blibonyenye, nyateƒetoto, kple dedienɔnɔ dzi kpɔkpɔ me. Woƒe ŋutete be woawɔ hash value tɔxɛwo na nyatakaka vovovowo na be wohiã vevie na nyatakakawo ƒe blibonyenye me toto, nyagbe ɣaɣlawo takpɔkpɔ, dijitaal asidede agbalẽ te nana, kple gbedasiwo ƒe nyateƒenyenye dzi kpɔkpɔ. Hash ƒe dɔwɔwɔwo kple woƒe dɔwɔwɔwo gɔmesese le vevie ŋutɔ na amesiame si le dɔ wɔm kple nyatakaka veviwo, elabena wonaa gɔmeɖoanyi sesẽ aɖe na nyatakakawo takpɔkpɔ le egbegbe dijitaal nɔnɔme me.