Koyi yadda Amfani da Dokar Kariya ta Linux ta dace

Lokacin da baku so kowa ya ga fayilolin da kuka share

Shred yana ɗaya daga cikin sharuɗɗan Linux huɗu waɗanda suke sauti kamar amma ba iri daya ba: shred, shafa, sharewa, da sharewa.

Kuna amfani da shred lokacin da kake son shafe wani yanki na bayanai har abada. Bayanan da ka gane, an rubuta shi ta 1s da 0s sau da yawa, wanda zai share bayanan. Wannan ba sabanin sauran umarni masu kama da cewa shafe bayanai amma bar shi a cikin wasu yanayi.

Tare da umarnin shred, zaka iya shred karamin tarin fayiloli duk lokacin da kake so. Yana da hanya mai sauƙi don shafe bayanai da ba ku so kowa ya sami damar raɗaɗi. Ever.

Shred Syntax

shred [OPTIONS] FILE [...]

Zabuka Lokacin Amfani da Dokar Kashe

Yi amfani da umarnin Shred don sake rubuta fayilolin da aka kayyade akai-akai kuma ya sa ya wahala ko ba zai yiwu ba har ma kayan aikin tsada ko software don dawo da bayanan. Zaɓuɓɓuka masu daɗi sun haɗa da:

• -f canza izini don ba da damar yin rubutu idan an buƙata
• -n (iterations = N) ya canza sau N maimakon maimakon tsoho, wanda shine sau uku
• -s (size = N) ya ƙayyade adadin bytes to shred
• -u truncates da kuma cire fayiloli bayan sake rubutawa
• -v nuna bayanan bayani akan ci gaba
• -x ba ta yada manyan fayiloli ba har zuwa gaba ɗaya
• -z ƙara na karshe sake rubutawa tare da lambobi don boyewa
• -u cire fayiloli bayan an sake rubutawa

Misalan Dokar Kashe

Don shigar da sunaye na ainihin fayilolin da kake son shred, yi amfani da wannan tsari:

shred fileABC.text file2.doc file3.jpg

Idan ka ƙara zaɓin -u, fayilolin da aka lakafta suna shredded kuma an share su don ba da damar sarari akan kwamfutarka.

shred -u fileABC.text file2.doc file3.jpg

Places Shred Shinn & # 39; t Aiki

Shred dogara ne akan wani muhimmin mahimmanci-cewa tsarin fayiloli ya sake rikita bayanai a wurin. Wannan al'ada ne, amma wasu fayilolin fayiloli basu gamsar da wannan zato ba. Wadannan su ne misalai na tsarin fayiloli wanda shred ba tasiri ba ne:

• Tsarin tsare-tsare ko tsarin da aka tsara, kamar waɗanda aka ba da AIX da Solaris (da kuma JFS, ReiserFS, XFS, da Ext3)
• Fayil din fayilolin da ke rubuta bayanan da suka wuce kuma suna ci gaba ko da kuwa wasu sun rubuta kasa, irin su tsarin RAID -based
• Fayil din fayilolin da suke yin fasali, kamar uwar garken NFS na Network
• Tsarin fayil wanda ke ɓoye a wurare na wucin gadi, kamar NFS version 3 abokan ciniki
• Tsarin fayilolin da aka matsa

Har ila yau, fayiloli na tsarin fayiloli da madaidaicin madaidaici na iya ƙunsar kofe na fayil ɗin da baza a iya cirewa ba, kuma wannan zai iya ƙyale fayil ɗin da aka shude ya dawo daga baya.