Como sithembisile kwiintsuku ezimbalwa ezidlulileyo, namhlanje sikulethela isifundo esinokuthi sikwazi ngaso vula iPDF iphasiwedi itshixiwe. Ngokusengqiqweni, into echaziweyo kweli nqaku iya kuba kukufumana kwakhona iphasiwedi esiyilahlekileyo okanye esiyilibeleyo, enokuthetha ukuba ilahleko ledatha kwiPDF ngenxa yememori yethu embi. Inqaku esilibhalile kwiintsuku ezimbalwa ezidlulileyo lalikukuze kube lula, ngelixa eli linokufikelela kwifayile esingakwaziyo ukufikelela kuyo.
Isixhobo esiza kuthetha ngaso namhlanje kuthiwa pdfcrack. Kuya kufuneka ukhumbule ukuba ezi ndidi zezixhobo azisebenzi mimangaliso kwaye, ngokuxhomekeke kumandla wegama eligqithisiweyo, ayinakufunyanwa kwakhona. Inkqubo esetyenziselwa ukucacisa igama eligqithisiweyo ligunya elibi kwaye inkqubo inde, hayi kangako ngenxa yento ekufuneka siyenzile kodwa ngenxa yexesha elinokuthatha ukugqiba umsebenzi. Sinika iinkcukacha ngenkqubo engezantsi:
Uyivula njani iPDF nge-pdfcrack
Njengoko inkqubo izakuba nde, siya ngqo ukucacisa amanyathelo:
- I-pdfcrack ifumaneka kuninzi lwezinto ezisemthethweni zokugcina iiLinux. Ubuntu kunye nezinye izinto ezinokufakwa zingafakwa ngomyalelo "sudo apt ukufaka pdfcrack" ngaphandle kwezicatshulwa.
- Nje ukuba sifakelwe, siya kuqhuba isixhobo ngomyalelo:
pdfcrack -f nombre_del_archivo.pdf
QAPHELA: ngenxa yokungazi, xa sibeka igama lefayile sibhekisa kumendo opheleleyo. Oku kuthetha ukuba nokuba singena kwisikhombisi saso kwisiphelo sendlela ngaphambi kokwenza inkqubo ngegama lefayile kuphela okanye siyirhuqa kwisiphelo sendlela nakunikezelo olufana noBuntu sisusa iikowuti.
Inkqubo inokuba nde kakhulu, kwaye ngakumbi xa ucinga ukuba pdfcrack Sebenzisa iprosesa kuphela. Ewe ungasebenzisa i-100% yayo. Ukukhawulezisa inkqubo, sinokongeza oonobumba ukuyivavanya, esiya kuthi siyisebenzise -c ukhetho. Oku kuya kukunika indawo yokuqala kwaye kunokuba luncedo ukuba sihlala sisebenzisa iphethini. Umzekelo, lo myalelo ulandelayo ibiya kuba ndisebenzisa amagama agqithisiweyo ngegama "imoto" kunye neenombolo.
pdfcrack -f nombre_del_archivo.pdf -c coche1234
Ukuba, nangasiphi na isizathu, sifuna misa inkqubo esinokuyenza nge-Ctrl + C. Ngokukhawuleza ukuba siyicinezele, i-pdfcrack iya kuzama ukugcina imeko yenkqubo, oko kuthetha ukuba sinokuyilandela kamva. Inkqubo yefayile ihlala igcinwa ngegama "savedstat.sav" kwifolda yethu kwaye siyilandele siza kusebenzisa -1 ukhetho. Umyalelo unokujongeka ngoluhlobo:
pdfcrack -f nombre_del_archivo.pdf -1 savedstate.sav
Olunye ukhetho esinokuthi siqwalasele ngalo yi elona nani lincinci labalinganiswa. Ukuthatha ingqalelo yokuba siyazana, sinokwazi ukuba sihlala sifaka ntoni kwiiphasiwedi. Umzekelo, ndihlala ndisebenzisa iijenreyitha kwizixhobo zam okanye kwiDuckDuckGo! Bang eyilelwe ukuvelisa amagama agqithisiweyo. Kwimeko yesibini, ndihlala ndibeka u-12. Olu khetho ngu - n = ubude, apho "ubude" linani labalinganiswa. Umyalelo unokujongeka ngoluhlobo:
pdfcrack -f nombre_del_archivo.pdf -n=12
Ukuba endaweni ka "-n" sibeka "-m", siza kukuxelela ukuba bangaphi oonobumba abaza kuba nabo. Lo mzekelo ulandelayo ukuxelela ukuba kuya kufuneka ubuninzi be-20:
pdfcrack -f nombre_del_archivo.pdf -m=20
Ukudibanisa iinketho zepdfcrack
Njengamathuluzi amaninzi okugcina, i-pdfcrack ivumela ukuba sidibanise iinketho zokuqhuba inkqubo yokuvula i-pdf. Ukwenza oku, kuya kufuneka ushiye isithuba phakathi kokukhetha kunye nokukhetha. Umzekelo ungalandela:
pdfcrack -f nombre_del_archivo.pdf -m=20 -n=12 -c 100690
Ngomyalelo odlulileyo siya kukuxelela ukuba:
- Iphasiwedi inobuncinane boonobumba abali-12.
- Elona nani liphezulu ekufuneka ulidibanise ngoonobumba abangama-20.
- Iphasiwedi inamaxesha athile abalinganiswa "100690". Akukho mfuneko yokuba zi-odolwe.
Njengoko sele sichazile, oku kunokuba kufanelekile ukuba sihlala sisebenzisa inkqubo ukwenza iiphasiwedi zethu. Kude kube yiminyaka embalwa eyadlulayo xa yayisithi iindaba ze-Yahoo! Ziqhekeziwe, ndisebenzise inkqubo endongeze kuyo umhla wam wokuzalwa. Ukuba ndazalwa nge-10 kaJuni ngo-1990 kwaye ndasebenzisa la manani, ukongeza kuzo kuya kwenza inkqubo ibe lula kakhulu.
Olunye ukhetho olukhoyo zezi:
- -wukuvula ifayile yokubhaliweyo apho simisela khona amagama amaninzi. Le yinto eyaziwa njengesichazi-magama. Izixhobo ezininzi ezisebenzisa amandla okrelekrele ukuba ziqhekeze ipaswedi zinesichazi-magama okanye ukhetho ukuzongeza kuzo.
- -oukusebenza negama eligqithisiweyo lomnini.
- -p: ibonelela ngegama eligqithisiweyo lomsebenzisi ukulungiselela ukufumana ipaswedi yomnini.
- -s: Imvume inikwe umda ekutshintsheni igama lokuqala libe kwimeko ephezulu.
- -b: Izakusibonisa ezinye zeebhentshi ukubona ukusebenza kwepdfcrack ngexesha lenkqubo.
Konke oku kubonakala ukuba senza umyalelo «pdfcrack» ngaphandle kokongeza nayiphi na indlela okanye ifayile kuyo. Kuyafana nakwezinye iinkqubo ukuba sidibanisa "uncedo", "?" okanye into efanayo.
Vula i-pdf ngokukhawuleza
Ingxaki nge-pdfcrack kukuba isebenzisa iprosesa enye kuphela. Kulungile? Oko sinokwazisa ukuya kwiinkqubo ezintathu ngee-cores ezintathu ezahlukeneyo, zonke zikwifayile enye yesiphelo. Ukwenza oku, njengakweminye imiyalelo yesiphelo, siya kudibanisa unobumba "&" phakathi kwemiyalelo. Njengokuba:
pdfcrack -f prueba.pdf & pdfcrack -f prueba.pdf -c ccoeh & pdfcrack -f prueba.pdf -c 100690 -n=5
Ngasentla, olunye ukhetho luya kukhangela ngokubanzi, okwesibini kuya kukhangela ngoonobumba «ccoeh» kwaye okwesithathu ngamanani «100690».
Kumzekelo endikuzisela wona, ndikhusele ifayile «test.pdf« enegama eligqithisiweyo «imoto» (kungoko iileta ezingasentla). Njengoko ubona, uyiphumelele enkosi kukhetho lwesibini endilubonisileyo. Kwimeko apho sibeka oonobumba ekufanele ukuba babenabo, iziphumo zoko nangoko, ayihlali umzuzwana kwikhompyuter engenamandla kangako.
Nje ukuba sigqibe, ukuba sifuna ukuqinisekisa ukuba i-pdfcrack iyayeka ukusebenza, siya kubhala lo myalelo:
killall pdfcrack
Kwimeko apho ibaluleke kakhulu, eyona nto sinokuyenza kukugcina iiseshoni kwaye siqhubeke ngazo ngelinye ixesha. Oku kusivumela ukuba sicime ikhompyuter nangaliphi na ixesha esifuna ngalo, ke, Akukho mda wexesha, akufuneki kubekho iphasiwedi ukusichasa.
Ngaba sele uyazi ukuba uyivula njani iPDF nge esi sixhobo sinamandla?