Ungayisusa kanjani unomphela idatha nge-Shred

Impela sekudlule isikhathi esingaphezu kwesisodwa ukuthi ususe enye idatha ngengozi, noma ucabange ukuthi bekungasadingeki futhi kuvela ukuthi ngokuhamba kwesikhathi udinga ukuthola leyo mininingwane nokuthi ngenxa yohlelo oluthile noma ikhodi ethile ongayithola; Kepha kuthiwani uma udinga ukususa unomphela idatha? Njengoba nje kunamathuluzi wokutakula singathola futhi amathuluzi okubhujiswa, njenge Klebhula

Leli thuluzi liza ngaphakathi kwephakeji ama-coreutils efakwe ngaphambili ngaphakathi kwanoma ikuphi ukusatshalaliswa kwe-Linux, le phakheji ye-coreutils ifaka uchungechunge lwamathuluzi ayisisekelo olayini womyalo, phakathi kwawo dabula, akuyona into engaphezu kwensiza evelele ukuthi ilula kakhulu ukuyisebenzisa futhi ngaphezu kwakho konke okuyisebenzelayo bhubhisa konke esikudingayo (noma lokho esingasakudingi) njengoba nje negama lalo lisho.

Ukusebenza kwe Klebhula ukuthi ibhala ngaphezulu ifayili noma idatha esiyikhombisa izikhathi eziningana (25 ngokuzenzakalela) lokhu kwenziwa kusetshenziswa izikimu zombhalo ezahlukahlukene, ukuguqula konke okuqukethwe yifayela loqobo, kube kokunye okuhluke ngokuphelele okunemininingwane engenamqondo.

Kubasebenzisi abangajwayeleki, bangabuyekeza konke leli thuluzi elisivumela ukuthi sibheke kulo umuntu shred.

Ngemuva kwalokhu asiye engxenyeni ebonakalayo; Ake siqale ngesibonelo sokusetshenziswa kwayo, okokuqala ukubona ukuthi imayelana nani sizothatha i-hard disk noma ukwahlukanisa okuthile: ukube besinokwahlukanisa okulawulwa ngosayizi, sisebenzisa umyalo lsblk ngokushesha sithola ukwahlukaniswa esikudingayo, ngomyalo imali ingahlukaniswa bese kuthi nge dabula sizokunikeza isibuyekezo ngesikhathi esifanele:

shred -vzn 0 / dev / sda1

Ngomugqa owedlule besizosusa yonke idatha esehlukanisweni i- “sda1” kanye neminye imingcele efana ne- “v” esikhombisa ukuqhubeka komsebenzi, i- “z” esisiza ukumboza ukubhujiswa ukubhala ngaphezulu ngoziro ekugcineni no "n" kulandelwe uziro, okusho ukuthi inqubo izokwenziwa kanye kuphela ngaphandle kokuziphinda; lapho inqubo iphindaphindwa, ukususwa kusebenza ngempumelelo enkulu, okumele kucatshangelwe uma usebenzisa i-Shred ukuthi lokhu kuyinqubo ehamba kancane, ikakhulukazi uma sizoyisebenzisa kuma-disc osayizi abakhulu; Leso sibonelo esibabonisayo singanconywa ukuthi sisetshenziswe ngumsebenzisi ongeyena uchwepheshe noma umsebenzisi ojwayelekile.

Uma sizosusa ifayela kungaba lula futhi kusheshe kakhulu:

shred -u / path / file

Inketho "u" iphethe ukusula idatha. Kodwa-ke, uma sihlangabezana nefayela elikhulu kakhulu, singasebenzisa ngokuphelele isinyathelo esifanayo, simane sengeze ipharamitha yokususa bese siyitshela ukuthi iphindaphinde inqubo kathathu:

shred -ubzn 2 / path / file

Ingxenye lapho kufanele siqaphele ikhona sikusebenzisa kuphi ukucwenga, ngoba ingahle ingasebenzi kahle ngokulungiselelwa kokugcina okuthile noma ngazo zonke izinhlelo zefayela.