Yadda ake Rufewa da Yanke Fayiloli da kundayen adireshi Ta amfani da Tar da OpenSSL

Lokacin da kuke da mahimman bayanai masu mahimmanci, to yana da mahimmanci don samun ƙarin tsaro ga fayilolinku da kundayen adireshi, musamman lokacin da kuke buƙatar watsa bayanan tare da wasu ta hanyar hanyar sadarwa.

Wannan shine dalilin da ya sa, Ina neman mai amfani don ɓoyewa da ɓoye wasu fayiloli da kundayen adireshi a cikin Linux, sa'a na sami mafita wanda tar tare da OpenSSL na iya yin dabarar, eh tare da taimakon waɗannan kayan aikin guda biyu zaka iya ƙirƙirar da ɓoye tar cikin sauƙi. Fayil ɗin ajiya ba tare da wahala ba.

A cikin wannan labarin, zamu ga yadda ake ƙirƙira da ɓoye fayil ɗin tar ko gz (gzip) tare da OpenSSL:

Ka tuna cewa tsarin al'ada na amfani da OpenSSL shine:

# openssl command command-options arguments

Don ɓoye abubuwan da ke cikin kundin adireshin aiki na yanzu (ya danganta da girman fayilolin, wannan na iya ɗaukar ɗan lokaci):

# tar -czf - * | openssl enc -e -aes256 -out secured.tar.gz

Bayanin umarnin da ke sama:

  1. enc – openssl umarni don rufa masa asiri
  2. -e - zaɓin umarni na enc don ɓoye fayil ɗin shigarwa, wanda a wannan yanayin shine fitowar umarnin tar
  3. -aes256 - rufaffen rufaffen
  4. -out - enc wani zaɓi da aka yi amfani da shi don tantance sunan fitar sunan fayil, secured.tar.gz

Don ɓata abin da ke cikin tarihin kwatance, yi amfani da umarni mai zuwa.

# openssl enc -d -aes256 -in secured.tar.gz | tar xz -C test

Bayanin umarnin da ke sama:

  1. -d - da ake amfani da shi don warware fayilolin
  2. -C - cirewa a cikin babban fayil mai suna gwaji

Hoton da ke gaba yana nuna tsarin ɓoyewa da abin da ke faruwa lokacin da kuke ƙoƙarin:

  1. cire abinda ke cikin kwalta kamar yadda aka saba
  2. amfani da kalmar sirri mara kyau, kuma
  3. idan kun shigar da kalmar sirri daidai

Lokacin da kuke aiki akan hanyar sadarwar gida ko Intanet, koyaushe kuna iya kiyaye mahimman takaddunku ko fayilolin da kuke rabawa tare da wasu ta hanyar rufaffen su, wannan na iya taimakawa rage haɗarin fallasa su ga maharan.

Mun kalli wata hanya mai sauƙi ta ɓoye kwalta ta amfani da OpenSSL, kayan aikin layin umarni openssl. Kuna iya komawa zuwa shafin mutum don ƙarin bayani da umarni masu amfani.

Kamar yadda aka saba, don kowane ƙarin tunani ko shawarwari masu sauƙi waɗanda kuke son rabawa tare da mu, yi amfani da fom ɗin amsa da ke ƙasa kuma a cikin tukwici mai zuwa, za mu kalli hanyar fassara izinin rwx zuwa sigar octal.