Menene Hanyar Pfitzner?

Ƙarin bayani game da hanyar Hanyoyin Hanya na Pfitzner

Hanyar Pfitzner ita ce hanya ta ƙirar bayanai ta software wadda Roy Pfitzner ta tsara don sharewa bayanai daga rumbun kwamfutarka ko wasu na'urorin ajiya.

Yin amfani da hanyar sanarwa na Pfitzner zai hana dukkan hanyoyin dawo da fayilolin mai amfani da software don gano bayanai game da drive, kuma yana iya hana mafi yawan hanyoyin dawo da kayan aiki daga cire bayanai.

Lissafinmu na aikace-aikacen aikace-aikacen fayilolin da kuma halakar bayanai sun haɗa da software da ke amfani da hanyoyin tsaftace bayanai kamar Pfitzner don sake rubutawa wasu fayiloli a kan na'urar ajiya ko kuma duk abin da komai, ciki har da dukan tsarin aiki .

Ta yaya Hanyar Pfitzner ke aiki?

Akwai hanyoyi daban-daban na hanyoyin shafawa da kuma kowanne daga cikinsu suna tafiya game da sharewa bayanan bayanai kadan kadan da sauran. Alal misali, wasu za su yi amfani da nau'o'i kamar Rubutun Zero , siffofi da waɗanda ke son tare da Kuskuren Tsaro , ko haɗuwa da siffofin, wadanda, da kuma halayen bazuwar, kamar su cikin hanyar VSITR da Schneier .

Yayinda mafi yawancin software ke aiwatar da hanyar Pfitzner ta hanya mai zuwa, wasu zasu iya canza shi kuma suna amfani da ƙarami na ƙidayar (bakwai ne na kowa):

An rubuta wani lokaci a matsayin Pfitzner 33-pass , Pfitzner 7-pass , bazuwar (x33) ko bazuwar (x7).

Tukwici: Random Data da Gutmann suna aiki sosai kamar Pfitzner saboda suna amfani kawai da haruffan baƙaƙen don sake rubuta bayanai, tare da bambance-bambance da ke kwance kawai a yawan adadin da aka yi.

Wani "fassarar" shine sau sau sauka hanyar. Saboda haka a cikin yanayin Pfitzner, an ba shi cewa ya sake yin bayanai tare da haruffan bazuwar, yana yin haka ba sau daya ko sau biyu ba amma sau 33.

Baya ga wannan, yawancin software zasu baka damar tafiyar da hanyar Pfitzner fiye da sau ɗaya. Don haka idan kuna bin wannan hanyoyi sau 50 (wanda ya zama cikakke), software zai sake rubuta kaya ba sau 33 ba, amma sau 1,650 (33x50)!

Wasu aikace-aikacen halakar bayanai zasu iya tabbatar da fassarar bayan sun gama. Wannan yana nufin software yana duba cewa an rubuta bayanin ne kawai tare da haruffan bazuwar (ko duk abin da haruffa ke amfani). Idan ka'idar tabbatarwa ta kasa, shirin zai iya sanar da ku ko kuma ta hanyar sarrafawa ta atomatik har sai ya wuce tabbacin.

Software wanda ke goyan bayan hanyar Pfitzner

Hanyar samar da bayanai na Pfitzner ba ɗaya daga cikin shahararrun mutane ba, amma har yanzu akwai shirye-shiryen da suka haɗa da shi azaman zaɓi.

Catalano Secure Delete yana daya shirin wanda zai iya amfani da hanyar Pfitzner. Kamar mafi yawan fayilolin fayiloli da ɓullolin labaran bayanai, yana kuma goyon bayan wasu hanyoyi kamar NAVSO P-5239-26 , Data Random, AR 380-19 , DoD 5220.22-M , da GOST R 50738-95 .

Wasu wasu aikace-aikacen irin wannan sun hada da Tsare-tsare File Shredder , Mai Saukewa da Ƙasashe . Wadannan shirye-shiryen zasu iya share fayiloli da fayilolin musamman ta amfani da hanyar da ke kama amma ba kamar Pfitzner ba. Alal misali, zaka iya zaɓar hanyar Gutmann a wasu daga cikin waɗannan shirye-shirye don sake rubuta bayanan sau 35, amma ba su tallafa wa hanyar Pfitzner ba.

Idan kun kasance a kan Mac, SecureRemove yana goyon bayan Pfitzner na 33-wucewa tare da wasu hanyoyi da dama kamar 4-pass RAZER, DoD 5220.22-M (E) da GOST R 50739-95.

CBL Data Shredder da DBAN sune wasu shirye-shiryen lalatawar bayanai guda biyu da za su iya sake rubuta kwamfutar hannu (ba takamaiman fayiloli / manyan fayilolin ba, amma duk abu) tare da haruffan bazuwar. Don ɗaukar tsarin Pfitzner mafi kyau, tun da ba ɗayan waɗannan shirye-shiryen sun tallafa shi ba, ko kuna iya amfani da hanyar sanitization kamar Random Data don shafe kullun sau da yawa kamar yadda kake so.

BitRaser ba kyauta ba ne amma yana kama da CBL Data Shredder da DBAN kuma a zahiri ya goyi bayan Pfitzner, musamman.

Scrub ne misali na shirin da zai iya yin duka biyu: goge fayiloli guda ɗaya da kuma cikakkun tafiyarwa, dangane da yadda za ka zabi amfani da shi.

Ya kamata ku yi amfani da Hanyar Pfitzner?

Roy Pfitzner, wanda ya halicci wannan bayanan, ya ce za a iya dawo da bayanan idan an rubuta shi sau 20 kawai, kuma cewa rubutun haruffa fiye da sau 30 ya isa ya isa. Duk da haka, ko wannan daidai ne don muhawara.

An bayyana cewa yawan adadin da aka yi tare da hanyar Gutmann (wanda ya rubuta tarihin bazuwar sau 35) ba lallai ba ne don koda wasu 'yan wucewa ne mafi kyau wanda zai iya yin. Kuna iya karanta dan kadan game da wannan: Mene ne Hanyar Gutmann? .