Computer, Ukuphepha
Asa ziqonde: A Simple Indlela
Nangona iikhompyutha mihla nabasebenzisi phambili ngaphezu kweyokuqala, abasebenzisi kweenkqubo ubudala, asinguye wonk 'umntu uyazi oko asa, tag asa, asa mali efunekayo yaye yintoni khowudi yasiwa kumbhalo asa (kuquka online). Njengoko kuvela, kulula kakhulu kunokuba kusenokubonakala xa efika kuqala.
Yintoni ufihlo asa?
Abazidlayo Inkcazelo esesikweni, asa imele umtya ubude esisigxina elivumelana ezinye data (kubandakanywa eyimfihlo) enkripthiwe.
iindlela ezinjalo zisebenza jikelele ukuba ukungena kunye passwords usebenzisa algorithm MD5, NTLM, SHA-160, kunye nezakhi zayo. Avamise kakhulu ithathwa i-MD5 algorithm. Ifakwe Ngoncedo lwe data, ingakumbi password elide eziqulathe oonobumba kuphela kwaye amanani, kodwa kwiimpawu ezithile ukuze ziqonde indlela eqhelekileyo yokukhethwa - themba (nangona ezinye iinkqubo kunye neenkonzo online uyakwazi ukubonakalisa okufihliweyo passwords ezimfutshane).
Kungani ubuyiselo hashi
Abasebenzisi abaninzi basenokuzibuza ngokwendalo ukuba konke oku kuyimfuneko. Noko ke, impazamo yale ndlela kuxhomekeke yokuba abaqapheli ukuba ongayilibala igama elifunwayo inkonzo, inkonzo, okanye inkqubo emva encryption, kangangokuba akukho mntu ongagunyaziswanga abakwazanga nakukufumana oko, ukuze ndithethe, ekwimo yayo enyulu.
Phinda igama lakho okanye igama xa ufaka igama elithile maxa wambi engenakwenzeka. Ukuba ukhangela iziseko zokufihlakeleyoComment, apha kufuneka nje ukungafihli hashe. Okubalulekileyo, le nkqubo i ukuvuselelwa indibanisela lokuqala data iguqulwe kancinane.
Le nkqubo kakhulu ixesha elide. Ngokomzekelo, igama elithi "umntu" kwi khowudi usebenzisa algorithm MD5, indibaniselwano ikhangeleka ngathi e3447a12d59b25c5f850f885c1ed39df. Kwaye ke ezisixhenxe kuphela oonobumba igama lokuqala. Yintoni sele sithetha nge-passwords elide eziqulathe amanani okanye iimpawu ezizodwa, wada wangena sensitive! Noko ke, ezinye izicelo kunye neenkonzo online eziqulathe uvimba enkulu ezininzi lwendibaniso ezenzekayo, linokuyiqhuba kokuhlaziya. Hayi njalo, nangona kunjalo, oku kube yimpumelelo (konke oko kuxhomekeke indibanisela original), kodwa ke kwiimeko ezininzi, ukusebenza abanako ukwala, nangona bathe basebenzisa indlela amandla ndisisilo (amandla ndisisilo).
Inkqubo ukungafihli asa lokugqitha
Enye i software sinamandla kuthathwa ukuba isicelo online eziphangiweyo Killer ( «obulalayo asa") of badwelisi benkqubo British. database yayo iqulathe malunga 43,7 yezigidi izayamaniso ngababini ezaziwayo.
Le ethile kuphela ingabizwa kuphela ukuba passwords equlathe abalinganiswa besiCyrillic hayi ekuboniswa kakuhle i encoding engagqibekanga. Kodwa kukholelwa ukuba ukungafihli asa kwi alphabet Latin senziwa ngephanyazo. Ngokutsho manani, ixesha elisondeleyo zokucazulula ezintathu passwords ezilula emihlanu isiqingatha sesibini.
Ukongeza, ukhuphiswano ezahlukeneyo kunye nokubandakanyeka kwabo bonke abantu abanomdla rhoqo olwenziwe ababhekisi phambili resource esemthethweni. Yaye, bona, njengoko kuvela, ngamanye amaxesha nako ukunika izisombululo ngendlela engaqhelekanga.
Akukho umdla omncane okotshiweyo ye asa ngento eluncedo John nekhuba. Isebenza kakhulu ngokukhawuleza, kodwa ethile ephambili kukuba yonke imisebenzi yenkqubo zingasetyenziswa kuphela kwilayini yomyalelo, ukuba abantu abaninzi nangaba- nje.
Iinkonzo Online kubhalo oluqhelekileyo
Enyanisweni, ukuze zifake isoftware, ungasebenzisa iinkonzo online States passwords NT-hashes okanye naluphi na olunye uhlobo lwe data.
Ezi zibonelelo online ayisoloko ngaphandle kwentlawulo. Ukongezelela, abaninzi kubo ziqulathe akukho iinkcukacha voluminous ezifana, njengoko oyifunayo. Kodwa ubuchule ezifana MD5 okanye kwi khowudi usebenzisa I SQL yam ukuba becala ukuba lokuphinda sabaqalayo. Ngokukodwa, kumayelana indibanisela elula eliquka lemivo.
Kodwa akufuneki siyazikhohlisa, ngenxa yokuba iinkonzo ezifana abasoloko sibone indlela khowudi yasiwa kumbhalo ngokuzenzekelayo. Oko kukuthi, ukuba ufihlo lwenziwa ngokusebenzisa base64 encode algorithm, umsebenzisi kufuneka ufake i parameter ngokwezandi efanelekileyo. Kwakhona musa ukulibala ukuba amatyala lunokwenzeka kunye encoding esingaziwayo xa zokucazulula umgca asa ngokubanzi kube nzima.
endaweni yokuba UYobi
Yintoni na isisombululo engcono ukwenzeka, kunzima baxabane. Ezinye abasebenzisi bacetyiswa ukuba ufake i "Stirlitz" application, nto leyo yenzelwe kakhulu ukubhala amagama okugqitha, eliquka abalinganiswa besiCyrillic algorithms binhex, base64, BtoA, xxencode, uuencode, njalo njalo. D. Kodwa kule meko esekelwe, isiqinisekiso ngokupheleleyo nempumelelo inikwe.
Okokugqibela, ngaphambi kokuba wenze zokucazulula, kuba isiqalo kubalulekile ukunikela ingqalelo kanye udibaniso. Ukuba ukhangela njengabalinganiswa angafundekiyo akavumelekanga ukuba khowudi yasiwa kumbhalo (kufuneka nje ukutshintsha encoding). Ke bona abanye, ukuba isenzo eso kuyimfuneko ngokwenene, kungcono babhenele Ngoncedo izixhobo ezikhethekileyo kuchaziwe ngentla, endaweni yokusebenzisa izixhobo Internet, apho wanikela khowudi yasiwa kumbhalo hashe-intanethi.
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